© Semiconductor Components Industries, LLC, 2011
May, 2011 Rev. 6
1Publication Order Number:
MC74HC4060A/D
MC74HC4060A
14-Stage Binary Ripple
Counter With Oscillator
HighPerformance SiliconGate CMOS
The MC74HC4060A is identical in pinout to the standard CMOS
MC14060B. The device inputs are compatible with standard CMOS
outputs; with pullup resistors, they are compatible with LSTTL
outputs.
This device consists of 14 masterslave flipflops and an oscillator
with a frequency that is controlled either by a crystal or by an RC
circuit connected externally. The output of each flipflop feeds the
next and the frequency at each output is half of that of the preceding
one. The state of the counter advances on the negativegoing edge of
the Osc In. The activehigh Reset is asynchronous and disables the
oscillator to allow very low power consumption during standby
operation.
State changes of the Q outputs do not occur simultaneously because
of internal ripple delays. Therefore, decoded output signals are subject
to decoding spikes and may have to be gated with Osc Out 2 of the
HC4060A.
Features
Output Drive Capability: 10 LSTTL Loads
Outputs Directly Interface to CMOS, NMOS, and TTL
Operating Voltage Range: 2.0 to 6.0 V
Low Input Current: 1 mA
High Noise Immunity Characteristic of CMOS Devices
In Compliance With JEDEC Standard No. 7A Requirements
Chip Complexity: 390 FETs or 97.5 Equivalent Gates
These Devices are PbFree, Halogen Free and are RoHS Compliant
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See detailed ordering and shipping information in the package
dimensions section on page 2 of this data sheet.
ORDERING INFORMATION
MARKING
DIAGRAMS
SOIC16
D SUFFIX
CASE 751B
TSSOP16
DT SUFFIX
CASE 948F
1
16 PDIP16
N SUFFIX
CASE 648
1
16
1
16
1
16
MC74HC4060AN
AWLYYWWG
1
16
HC4060AG
AWLYWW
HC40
60A
ALYWG
G
1
16
A = Assembly Location
L, WL = Wafer Lot
Y, YY = Year
W, WW = Work Week
G or G= PbFree Package
1
16
74HC4060A
ALYWG
SOEIAJ16
F SUFFIX
CASE 966
1
16
(Note: Microdot may be in either location)
MC74HC4060A
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2
1516 14 13 12 11 10
21 34567
VCC
9
8
Q10 Q8 Q9 Reset Osc In
Osc
Out 1
Osc
Out 2
Q12 Q13 Q14 Q6 Q5 Q7 Q4 GND
Pinout: 16Lead Plastic Package (Top View)
FUNCTION TABLE
Clock Reset Output State
X
L
L
H
No Change
Advance to Next State
All Outputs Are Low
LOGIC DIAGRAM
Q4
7
Q5
5
Q6
4
Q7
6
Q8
14
Q9
13
Q10
15
Q12
1
Q13
2
Q14
3
Osc In 11
Reset 12 Pin 16 = VCC
Pin 8 = GND
Osc Out 1 Osc Out 2
910
ORDERING INFORMATION
Device Package Shipping
MC74HC4060ANG PDIP16
(PbFree)
500 Units / Box
MC74HC4060ADG SOIC16
(PbFree)
48 Units / Rail
MC74HC4060ADR2G SOIC16
(PbFree)
2500 Units / Reel
MC74HC4060ADTG TSSOP16* 96 Units / Rail
MC74HC4060ADTR2G TSSOP16* 2500 Units / Reel
MC74HC4060AFELG SOEIAJ16
(PbFree)
2000 Units / Reel
For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging
Specifications Brochure, BRD8011/D.
*This package is inherently PbFree.
MC74HC4060A
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3
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
MAXIMUM RATINGS
ÎÎÎÎ
ÎÎÎÎ
Symbol
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
Parameter
ÎÎÎÎÎ
ÎÎÎÎÎ
Value
ÎÎÎ
ÎÎÎ
Unit
ÎÎÎÎ
ÎÎÎÎ
VCC
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
DC Supply Voltage (Referenced to GND)
ÎÎÎÎÎ
ÎÎÎÎÎ
– 0.5 to + 7.0
ÎÎÎ
ÎÎÎ
V
ÎÎÎÎ
ÎÎÎÎ
Vin
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
DC Input Voltage (Referenced to GND)
ÎÎÎÎÎ
ÎÎÎÎÎ
– 0.5 to VCC + 0.5
ÎÎÎ
ÎÎÎ
V
ÎÎÎÎ
ÎÎÎÎ
Vout
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
DC Output Voltage (Referenced to GND)
ÎÎÎÎÎ
ÎÎÎÎÎ
– 0.5 to VCC + 0.5
ÎÎÎ
ÎÎÎ
V
ÎÎÎÎ
ÎÎÎÎ
Iin
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
DC Input Current, per Pin
ÎÎÎÎÎ
ÎÎÎÎÎ
±20
ÎÎÎ
ÎÎÎ
mA
ÎÎÎÎ
ÎÎÎÎ
Iout
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
DC Output Current, per Pin
ÎÎÎÎÎ
ÎÎÎÎÎ
±25
ÎÎÎ
ÎÎÎ
mA
ÎÎÎÎ
ÎÎÎÎ
ICC
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
DC Supply Current, VCC and GND Pins
ÎÎÎÎÎ
ÎÎÎÎÎ
±50
ÎÎÎ
ÎÎÎ
mA
ÎÎÎÎ
ÎÎÎÎ
ÎÎÎÎ
PD
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
Power Dissipation in Still Air, Plastic DIP†
SOIC Package†
TSSOP Package†
ÎÎÎÎÎ
ÎÎÎÎÎ
ÎÎÎÎÎ
750
500
450
ÎÎÎ
ÎÎÎ
ÎÎÎ
mW
ÎÎÎÎ
ÎÎÎÎ
Tstg
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
Storage Temperature Range
ÎÎÎÎÎ
ÎÎÎÎÎ
– 65 to + 150
ÎÎÎ
ÎÎÎ
_C
ÎÎÎÎ
ÎÎÎÎ
ÎÎÎÎ
TL
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
Lead Temperature, 1 mm from Case for 10 Seconds
Plastic DIP, SOIC or TSSOP Package
ÎÎÎÎÎ
ÎÎÎÎÎ
ÎÎÎÎÎ
260
ÎÎÎ
ÎÎÎ
ÎÎÎ
_C
Maximum ratings are those values beyond which device damage can occur. Maximum ratings
applied to the device are individual stress limit values (not normal operating conditions) and are
not valid simultaneously. If these limits are exceeded, device functional operation is not implied,
damage may occur and reliability may be affected.
Derating Plastic DIP: – 10 mW/_C from 65_ to 125_C
SOIC Package: – 7 mW/_C from 65_ to 125_C
TSSOP Package: 6.1 mW/_C from 65_ to 125_C
RECOMMENDED OPERATING CONDITIONS
ÎÎÎÎ
ÎÎÎÎ
Symbol
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
Parameter
ÎÎÎ
ÎÎÎ
Min
ÎÎÎ
ÎÎÎ
Max
ÎÎÎ
ÎÎÎ
Unit
ÎÎÎÎ
ÎÎÎÎ
VCC
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
DC Supply Voltage (Referenced to GND)
ÎÎÎ
ÎÎÎ
2.5*
ÎÎÎ
ÎÎÎ
6.0
ÎÎÎ
ÎÎÎ
V
ÎÎÎÎ
ÎÎÎÎ
Vin, Vout
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
DC Input Voltage, Output Voltage (Referenced to GND)
ÎÎÎ
ÎÎÎ
0
ÎÎÎ
ÎÎÎ
VCC
ÎÎÎ
ÎÎÎ
V
ÎÎÎÎ
ÎÎÎÎ
TA
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
Operating Temperature Range, All Package Types
ÎÎÎ
ÎÎÎ
– 55
ÎÎÎ
ÎÎÎ
+ 125
ÎÎÎ
ÎÎÎ
_C
ÎÎÎÎ
ÎÎÎÎ
ÎÎÎÎ
ÎÎÎÎ
tr, tf
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
Input Rise/Fall Time VCC = 2.0 V
(Figure 1) VCC = 4.5 V
VCC = 6.0 V
ÎÎÎ
ÎÎÎ
ÎÎÎ
ÎÎÎ
0
0
0
ÎÎÎ
ÎÎÎ
ÎÎÎ
ÎÎÎ
1000
500
400
ÎÎÎ
ÎÎÎ
ÎÎÎ
ÎÎÎ
ns
*The oscillator is guaranteed to function at 2.5 V minimum. However, parametrics are tested at
2.0 V by driving Pin 11 with an external clock source.
DC CHARACTERISTICS (Voltages Referenced to GND)
Symbol Parameter Condition
VCC
V
Guaranteed Limit
Unit
55 to 25°C85°C125°C
VIH Minimum HighLevel Input Voltage Vout = 0.1V or VCC 0.1V
|Iout| 20mA
2.0
3.0
4.5
6.0
1.50
2.10
3.15
4.20
1.50
2.10
3.15
4.20
1.50
2.10
3.15
4.20
V
VIL Maximum LowLevel Input Voltage Vout = 0.1V or VCC 0.1V
|Iout| 20mA
2.0
3.0
4.5
6.0
0.50
0.90
1.35
1.80
0.50
0.90
1.35
1.80
0.50
0.90
1.35
1.80
V
VOH Minimum HighLevel Output Voltage
(Q4Q10, Q12Q14)
Vin = VIH or VIL
|Iout| 20mA
2.0
4.5
6.0
1.9
4.4
5.9
1.9
4.4
5.9
1.9
4.4
5.9
V
Vin =VIH or VIL |Iout| 2.4mA
|Iout| 4.0mA
|Iout| 5.2mA
3.0
4.5
6.0
2.48
3.98
5.48
2.34
3.84
5.34
2.20
3.70
5.20
This device contains protection
circuitry to guard against damage
due to high static voltages or electric
fields. However, precautions must
be taken to avoid applications of any
voltage higher than maximum rated
voltages to this highimpedance cir-
cuit. For proper operation, Vin and
Vout should be constrained to the
range GND v (Vin or Vout) v VCC.
Unused inputs must always be
tied to an appropriate logic voltage
level (e.g., either GND or VCC).
Unused outputs must be left open.
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4
DC CHARACTERISTICS (Voltages Referenced to GND)
Symbol Unit
Guaranteed Limit
VCC
V
ConditionParameter
Symbol Unit
125°C85°C55 to 25°C
VCC
V
ConditionParameter
VOL Maximum LowLevel Output Voltage
(Q4Q10, Q12Q14)
Vin = VIH or VIL
|Iout| 20mA
2.0
4.5
6.0
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
V
Vin = VIH or VIL |Iout| 2.4mA
|Iout| 4.0mA
|Iout| 5.2mA
3.0
4.5
6.0
0.26
0.26
0.26
0.33
0.33
0.33
0.40
0.40
0.40
VOH Minimum HighLevel Output Voltage
(Osc Out 1, Osc Out 2)
Vin = VCC or GND
|Iout| 20mA
2.0
4.5
6.0
1.9
4.4
5.9
1.9
4.4
5.9
1.9
4.4
5.9
V
Vin =VCC or GND |Iout| 0.7mA
|Iout| 1.0mA
|Iout| 1.3mA
3.0
4.5
6.0
2.48
3.98
5.48
2.34
3.84
5.34
2.20
3.70
5.20
VOL Maximum LowLevel Output Voltage
(Osc Out 1, Osc Out 2)
Vin = VCC or GND
|Iout| 20mA
2.0
4.5
6.0
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
V
Vin =VCC or GND |Iout| 0.7mA
|Iout| 1.0mA
|Iout| 1.3mA
3.0
4.5
6.0
0.26
0.26
0.26
0.33
0.33
0.33
0.40
0.40
0.40
Iin Maximum Input Leakage Current Vin = VCC or GND 6.0 ±0.1 ±1.0 ±1.0 mA
ICC Maximum Quiescent Supply
Current (per Package)
Vin = VCC or GND
Iout = 0mA
6.0 4 40 160 mA
AC CHARACTERISTICS (CL = 50 pF, Input tr = tf = 6 ns)
Symbol Parameter
VCC
V
Guaranteed Limit
Unit
55 to 25°C85°C125°C
fmax Maximum Clock Frequency (50% Duty Cycle)
(Figures 1 and 4)
2.0
3.0
4.5
6.0
6.0
10
30
50
9.0
14
28
45
8.0
12
25
40
MHz
tPLH,
tPHL
Maximum Propagation Delay, Osc In to Q4*
(Figures 1 and 4)
2.0
3.0
4.5
6.0
300
180
60
51
375
200
75
64
450
250
90
75
ns
tPLH,
tPHL
Maximum Propagation Delay, Osc In to Q14*
(Figures 1 and 4)
2.0
3.0
4.5
6.0
500
350
250
200
750
450
275
220
1000
600
300
250
ns
tPHL Maximum Propagation Delay, Reset to Any Q
(Figures 2 and 4)
2.0
3.0
4.5
6.0
195
75
39
33
245
100
49
42
300
125
61
53
ns
tPLH,
tPHL
Maximum Propagation Delay, Qn to Qn+1
(Figures 3 and 4)
2.0
3.0
4.5
6.0
75
60
15
13
95
75
19
16
125
95
24
20
ns
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AC CHARACTERISTICS (CL = 50 pF, Input tr = tf = 6 ns) continued
Symbol Parameter
VCC
V
Guaranteed Limit
Unit
55 to 25°C85°C125°C
tTLH,
tTHL
Maximum Output Transition Time, Any Output
(Figures 1 and 4)
2.0
3.0
4.5
6.0
75
27
15
13
95
32
19
16
110
36
22
19
ns
Cin Maximum Input Capacitance 10 10 10 pF
* For TA = 25°C and CL = 50 pF, typical propagation delay from Clock to other Q outputs may be calculated with the following equations:
VCC = 2.0 V: tP = [93.7 + 59.3 (n1)] ns VCC = 4.5 V: tP = [30.25 + 14.6 (n1)] ns
VCC = 3.0 V: tP = [61.5+ 34.4 (n1)] ns VCC = 6.0 V: tP = [24.4 + 12 (n1)] ns
CPD Power Dissipation Capacitance (Per Package)*
Typical @ 25°C, VCC = 5.0 V
pF
35
* Used to determine the noload dynamic power consumption: PD = CPD VCC2f + ICC VCC.
TIMING REQUIREMENTS (Input tr = tf = 6 ns)
Symbol Parameter
VCC
V
Guaranteed Limit
Unit
55 to 25°C85°C125°C
trec Minimum Recovery Time, Reset Inactive to Clock
(Figure 2)
2.0
3.0
4.5
6.0
100
75
20
17
125
100
25
21
150
120
30
25
ns
twMinimum Pulse Width, Clock
(Figure 1)
2.0
3.0
4.5
6.0
75
27
15
13
95
32
19
16
110
36
23
19
ns
twMinimum Pulse Width, Reset
(Figure 2)
2.0
3.0
4.5
6.0
75
27
15
13
95
32
19
16
110
36
23
19
ns
tr, tfMaximum Input Rise and Fall Times
(Figure 1)
2.0
3.0
4.5
6.0
1000
800
500
400
1000
800
500
400
1000
800
500
400
ns
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6
PIN DESCRIPTIONS
INPUTS
Osc In (Pin 11)
Negativeedge triggering clock input. A hightolow
transition on this input advances the state of the counter. Osc
In may be driven by an external clock source.
Reset (Pin 12)
Activehigh reset. A high level applied to this input
asynchronously resets the counter to its zero state (forcing
all Q outputs low) and disables the oscillator.
OUTPUTS
Q4—Q10, Q12Q14 (Pins 7, 5, 4, 6, 13, 15, 1, 2, 3)
Activehigh outputs. Each Qn output divides the Clock
input frequency by 2N. The user should note the Q1, Q2, Q3
and Q11 are not available as outputs.
Osc Out 1, Osc Out 2 (Pins 9, 10)
Oscillator outputs. These pins are used in conjunction
with Osc In and the external components to form an
oscillator. When Osc In is being driven with an external
clock source, Osc Out 1 and Osc Out 2 must be left open
circuited. With the crystal oscillator configuration in Figure
6, Osc Out 2 must be left open circuited.
SWITCHING WAVEFORMS
tw
tf
Osc In
Q
VCC
GND
90%
50%
10%
tr
tw
90%
50%
10%
tPHL
1/fMAX
tPLH
tTLH tTHL
Reset
VCC
GND
tPHL
50%
Figure 1. Figure 2.
Q
VCC
GND
50%
Osc In 50%
trec
50%
Qn
VCC
GND
50%
Qn+1
CL*
*Includes all probe and jig capacitance
TEST
POINT
DEVICE
UNDER
TEST
OUTPUT
Figure 3. Figure 4. Test Circuit
tPLH tPHL
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7
Figure 5. Expanded Logic Diagram
C
C
R
Osc Out 2 9
Q
Q
C
C
R
Q
Q
C
C
Q
Q
C
C
Q
Q
C
C
Q
Q
C
C
Q
Q4
7
Q5
5
Q12
1
Q13
2
Q14
3
Q6 = Pin 4
Q7 = Pin 6
Q8 = Pin 14
Q9 = Pin 13
Q10 = Pin 15
VCC = Pin 16
GND = Pin 8
Osc Out 1 10
Osc In 11
Reset 12
Figure 6. Oscillator Circuit Using RC Configuration
Reset 12
Osc In 11 Osc Out 1 10 Osc Out 2 9
Rtc
Ctc
RS
For 2.0V VCC 6.0V
10Rtc > RS > 2Rtc
400Hz f 400Khz:
f[1
3RtcCtc
(finHz, Rtcinohms, Ctcinfarads)
The formula may vary for other frequencies.
Figure 7. Pierce Crystal Oscillator Circuit
Reset 12
Osc In 11 Osc Out 1 10 9 Osc Out 2
Rf
C1 C2
R1
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8
TABLE 1. CRYSTAL OSCILLATOR AMPLIFIER SPECIFICATIONS (TA = 25°C; Input = Pin 11, Output = Pin 10)
Type Positive Reactance (Pierce)
Input Resistance, Rin 60MW Minimum
Output Impedance, Zout (4.5V Supply) 200W (See Text)
Input Capacitance, Cin 5pF Typical
Output Capacitance, Cout 7pF Typical
Series Capacitance, Ca5pF Typical
Open Loop Voltage Gain with Output at Full Swing, α3Vdc Supply
4Vdc Supply
5Vdc Supply
6Vdc Supply
5.0 Expected Minimum
4.0 Expected Minimum
3.3 Expected Minimum
3.1 Expected Minimum
PIERCE CRYSTAL OSCILLATOR DESIGN
Figure 8. Equivalent Crystal Networks
RSLSCS
Re Xe 212121
CO
Value are supplied by crystal manufacturer (parallel resonant crystal).
Figure 9. Series Equivalent Crystal Load Figure 10. Parasitic Capacitances of the Amplifier
Zload
-jXCo
-jXC2 R
-jXC
-jXCs
jXLs
RS
Rload
Xload
NOTE: C = C1 + Cin and R = R1 + Rout. Co is considered as part of
the load. Ca and Rf typically have minimal effect below 2MHz.
Cin Cout
Ca
Values are listed in Table 1.
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9
DESIGN PROCEDURES
The following procedure applies for oscillators operating below 2MHz where Z is a resistor R1. Above 2MHz, additional
impedance elements should be considered: Cout and Ca of the amp, feedback resistor Rf, and amplifier phase shift error from
180°C.
Step 1: Calculate the equivalent series circuit of the crystal at the frequency of oscillation.
Ze+
*jXCo(Rs)jXLs*jXCs)
*jXCo)Rs)jXLs*jXCs
+Re)jXe
Reactance jXe should be positive, indicating that the crystal is operating as an inductive reactance at the oscillation frequency.
The maximum Rs for the crystal should be used in the equation.
Step 2: Determine β, the attenuation, of the feedback network. For a closed-loop gain of 2,Aνβ = 2,β = 2/Aν where Aν is
the gain of the HC4060A amplifier.
Step 3: Determine the manufacturers loading capacitance. For example: A manufacturer may specify an external load
capacitance of 32pF at the required frequency.
Step 4: Determine the required Q of the system, and calculate Rload, For example, a manufacturer specifies a crystal Q of
100,000. In-circuit Q is arbitrarily set at 20% below crystal Q or 80,000. Then Rload = (2πfoLS/Q) Rs where Ls and Rs are
crystal parameters.
Step 5: Simultaneously solve, using a computer,
b+XC@XC2
R@Re)XC2 (Xe*XC)( Eq 1(with feedback phase shift = 180°)
Xe+XC2 )XC)ReXC2
R+XCload ( Eq 2(where the loading capacitor is an external load, not including Co)
Rload +
RXCoXC2 [(XC)XC2)(XC)XCo)*XC(XC)XCo)XC2)]
X2C2(XC)XCo)2)R2(XC)XCo)XC2)2( Eq 3
Here R = Rout + R1. Rout is amp output resistance, R1 is Z. The C corresponding to XC is given by C = C1 + Cin.
Alternately, pick a value for R1 (i.e, let R1 = RS). Solve Equations 1 and 2 for C1 and C2. Use Equation 3 and the fact that
Q = 2πfoLs/(Rs + Rload) to find in-circuit Q. If Q is not satisfactory pick another value for R1 and repeat the procedure.
CHOOSING R1
Power is dissipated in the effective series resistance of the
crystal. The drive level specified by the crystal manufacturer
is the maximum stress that a crystal can withstand without
damage or excessive shift in frequency. R1 limits the drive
level.
To verify that the maximum dc supply voltage does not
overdrive the crystal, monitor the output frequency as a
function of voltage at Osc Out 2 (Pin 9). The frequency
should increase very slightly as the dc supply voltage is
increased. An overdriven crystal will decrease in frequency
or become unstable with an increase in supply voltage. The
operating supply voltage must be reduced or R1 must be
increased in value if the overdriven condition exists. The
user should note that the oscillator start-up time is
proportional to the value of R1.
SELECTING Rf
The feedback resistor, Rf, typically ranges up to 20MW. Rf
determines the gain and bandwidth of the amplifier. Proper
bandwidth insures oscillation at the correct frequency plus
roll-off to minimize gain at undesirable frequencies, such as
the first overtone. Rf must be large enough so as to not affect
the phase of the feedback network in an appreciable manner.
ACKNOWLEDGEMENTS AND RECOMMENDED
REFERENCES
The following publications were used in preparing this
data sheet and are hereby acknowledged and recommended
for reading:
Technical Note TN-24, Statek Corp.
Technical Note TN-7, Statek Corp.
D. Babin, “Designing Crystal Oscillators”, Machine
Design, March 7, 1985.
D. Babin, “Guidelines for Crystal Oscillator Design”,
Machine Design, April 25, 1985.
ALSO RECOMMENDED FOR READING:
E. Hafner, “The Piezoelectric Crystal Unit-Definitions
and Method of Measurement”, Proc. IEEE, Vol. 57, No. 2,
Feb., 1969.
D. Kemper, L. Rosine, “Quartz Crystals for Frequency
Control”, Electro-Technology, June, 1969.
P. J. Ottowitz, “A Guide to Crystal Selection”, Electronic
Design, May, 1966.
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10
Clock
Reset
Q4
1 2 4 8 16 32 64 128 256 512 1024 2048 4096 8192 16384
Q5
Q6
Q7
Q8
Q9
Q10
Q12
Q13
Q14
Figure 11. Timing Diagram
MC74HC4060A
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11
PACKAGE DIMENSIONS
PDIP16
CASE 64808
ISSUE T
NOTES:
1. DIMENSIONING AND TOLERANCING PER
ANSI Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
3. DIMENSION L TO CENTER OF LEADS
WHEN FORMED PARALLEL.
4. DIMENSION B DOES NOT INCLUDE
MOLD FLASH.
5. ROUNDED CORNERS OPTIONAL.
A
B
FC
S
H
GD
J
L
M
16 PL
SEATING
18
916
K
PLANE
T
M
A
M
0.25 (0.010) T
DIM MIN MAX MIN MAX
MILLIMETERSINCHES
A0.740 0.770 18.80 19.55
B0.250 0.270 6.35 6.85
C0.145 0.175 3.69 4.44
D0.015 0.021 0.39 0.53
F0.040 0.70 1.02 1.77
G0.100 BSC 2.54 BSC
H0.050 BSC 1.27 BSC
J0.008 0.015 0.21 0.38
K0.110 0.130 2.80 3.30
L0.295 0.305 7.50 7.74
M0 10 0 10
S0.020 0.040 0.51 1.01
____
MC74HC4060A
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12
PACKAGE DIMENSIONS
SOIC16
CASE 751B05
ISSUE K
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
3. DIMENSIONS A AND B DO NOT INCLUDE MOLD
PROTRUSION.
4. MAXIMUM MOLD PROTRUSION 0.15 (0.006) PER SIDE.
5. DIMENSION D DOES NOT INCLUDE DAMBAR
PROTRUSION. ALLOWABLE DAMBAR PROTRUSION
SHALL BE 0.127 (0.005) TOTAL IN EXCESS OF THE D
DIMENSION AT MAXIMUM MATERIAL CONDITION.
18
16 9
SEATING
PLANE
F
J
M
RX 45_
G
8 PLP
B
A
M
0.25 (0.010) B S
T
D
K
C
16 PL
S
B
M
0.25 (0.010) A S
T
DIM MIN MAX MIN MAX
INCHESMILLIMETERS
A9.80 10.00 0.386 0.393
B3.80 4.00 0.150 0.157
C1.35 1.75 0.054 0.068
D0.35 0.49 0.014 0.019
F0.40 1.25 0.016 0.049
G1.27 BSC 0.050 BSC
J0.19 0.25 0.008 0.009
K0.10 0.25 0.004 0.009
M0 7 0 7
P5.80 6.20 0.229 0.244
R0.25 0.50 0.010 0.019
____
6.40
16X
0.58
16X 1.12
1.27
DIMENSIONS: MILLIMETERS
1
PITCH
SOLDERING FOOTPRINT
16
89
8X
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13
PACKAGE DIMENSIONS
TSSOP16
CASE 948F01
ISSUE B
ÇÇÇ
ÇÇÇ
DIM MIN MAX MIN MAX
INCHESMILLIMETERS
A4.90 5.10 0.193 0.200
B4.30 4.50 0.169 0.177
C−−− 1.20 −−− 0.047
D0.05 0.15 0.002 0.006
F0.50 0.75 0.020 0.030
G0.65 BSC 0.026 BSC
H0.18 0.28 0.007 0.011
J0.09 0.20 0.004 0.008
J1 0.09 0.16 0.004 0.006
K0.19 0.30 0.007 0.012
K1 0.19 0.25 0.007 0.010
L6.40 BSC 0.252 BSC
M0 8 0 8
NOTES:
1. DIMENSIONING AND TOLERANCING PER
ANSI Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
3. DIMENSION A DOES NOT INCLUDE MOLD
FLASH. PROTRUSIONS OR GATE BURRS.
MOLD FLASH OR GATE BURRS SHALL NOT
EXCEED 0.15 (0.006) PER SIDE.
4. DIMENSION B DOES NOT INCLUDE
INTERLEAD FLASH OR PROTRUSION.
INTERLEAD FLASH OR PROTRUSION SHALL
NOT EXCEED 0.25 (0.010) PER SIDE.
5. DIMENSION K DOES NOT INCLUDE
DAMBAR PROTRUSION. ALLOWABLE
DAMBAR PROTRUSION SHALL BE 0.08
(0.003) TOTAL IN EXCESS OF THE K
DIMENSION AT MAXIMUM MATERIAL
CONDITION.
6. TERMINAL NUMBERS ARE SHOWN FOR
REFERENCE ONLY.
7. DIMENSION A AND B ARE TO BE
DETERMINED AT DATUM PLANE W.
____
SECTION NN
SEATING
PLANE
IDENT.
PIN 1
18
16 9
DETAIL E
J
J1
B
C
D
A
K
K1
H
G
ÉÉÉ
ÉÉÉ
DETAIL E
F
M
L
2X L/2
U
S
U0.15 (0.006) T
S
U0.15 (0.006) T
S
U
M
0.10 (0.004) V S
T
0.10 (0.004)
T
V
W
0.25 (0.010)
16X REFK
N
N
7.06
16X
0.36 16X
1.26
0.65
DIMENSIONS: MILLIMETERS
1
PITCH
SOLDERING FOOTPRINT
MC74HC4060A
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14
PACKAGE DIMENSIONS
SOEIAJ16
CASE 96601
ISSUE A
HE
A1
DIM MIN MAX MIN MAX
INCHES
--- 2.05 --- 0.081
MILLIMETERS
0.05 0.20 0.002 0.008
0.35 0.50 0.014 0.020
0.10 0.20 0.007 0.011
9.90 10.50 0.390 0.413
5.10 5.45 0.201 0.215
1.27 BSC 0.050 BSC
7.40 8.20 0.291 0.323
0.50 0.85 0.020 0.033
1.10 1.50 0.043 0.059
0
0.70 0.90 0.028 0.035
--- 0.78 --- 0.031
A1
HE
Q1
LE
_10 _0
_10 _
LE
Q1
_
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
3. DIMENSIONS D AND E DO NOT INCLUDE
MOLD FLASH OR PROTRUSIONS AND ARE
MEASURED AT THE PARTING LINE. MOLD FLASH
OR PROTRUSIONS SHALL NOT EXCEED 0.15
(0.006) PER SIDE.
4. TERMINAL NUMBERS ARE SHOWN FOR
REFERENCE ONLY.
5. THE LEAD WIDTH DIMENSION (b) DOES NOT
INCLUDE DAMBAR PROTRUSION. ALLOWABLE
DAMBAR PROTRUSION SHALL BE 0.08 (0.003)
TOTAL IN EXCESS OF THE LEAD WIDTH
DIMENSION AT MAXIMUM MATERIAL CONDITION.
DAMBAR CANNOT BE LOCATED ON THE LOWER
RADIUS OR THE FOOT. MINIMUM SPACE
BETWEEN PROTRUSIONS AND ADJACENT LEAD
TO BE 0.46 ( 0.018).
M
L
DETAIL P
VIEW P
c
A
b
e
M
0.13 (0.005) 0.10 (0.004)
1
16 9
8
D
Z
E
A
b
c
D
E
e
L
M
Z
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