IDT74ALVC164245 16-BIT 3.3V TO 5V LEVEL SHIFTING TRANSCEIVER WITH 3-STATE OUTPUTS CMOS 16-BIT 3.3V TO 5V LEVEL SHIFTING TRANSCEIVER WITH 3-STATE OUTPUTS INDUSTRIAL TEMPERATURE RANGE IDT74ALVC164245 FEATURES: DESCRIPTION: * 0.5 MICRON CMOS Technology * Typical tSK(o) (Output Skew) < 250ps * ESD > 2000V per MIL-STD-883, Method 3015; > 200V using machine model (C = 200pF, R = 0) * VCCA = 2.7V to 3.6V * VCCB = 5V 0.5V W typ. static) * CMOS power levels (0.4 * Rail-to-Rail output swing for increased noise margin * Available in SSOP and TSSOP packages This 16-bit 3.3V to 5V level shifting transceiver is manufactured using advanced dual metal CMOS technology. The ALVC164245 contains two separate supply rails; B port has VCCB, which is set at 5V, and A port has VCCA, which is set to operate at 3.3V. This allows for translation from a 3.3V to 5V environment and vice-versa. This device is designed for asynchronous communication between data buses. The ALVC164245 has been designed with a 24mA output driver. This driver is capable of driving a moderate to heavy load while maintaining speed performance. DRIVE FEATURES: APPLICATIONS: * High Output Drivers: 24mA * Suitable for heavy loads * Mixed 3.3V and 5V High Speed Systems * 5V PCI Interface to 3.3V PC Bus Structures * Telecommunication Legacy Systems with transitions from 5V to 3.3V FUNCTIONAL BLOCK DIAGRAM 2DIR 48 47 2A1 2 1A2 2A2 3.3V Port 2A3 5 1A4 43 6 1A5 2A4 2A6 2A8 12 1B8 16 2B3 2B4 30 19 2B5 20 2B6 22 2B7 23 2B8 29 27 1B7 1A8 37 2B2 32 1B6 2A7 11 14 33 1B5 38 2B1 17 2A5 40 9 1A7 1B4 41 8 1A6 1B3 13 35 1B2 44 2OE 36 1B1 46 3 1A3 25 1OE 3.3V Port 1A1 24 5V Port 1 5V Port 1DIR 26 The IDT logo is a registered trademark of Integrated Device Technology, Inc. INDUSTRIAL TEMPERATURE RANGE JUNE 2009 1 (c) 2009 Integrated Device Technology, Inc. DSC-4477/9 IDT74ALVC164245 16-BIT 3.3V TO 5V LEVEL SHIFTING TRANSCEIVER WITH 3-STATE OUTPUTS INDUSTRIAL TEMPERATURE RANGE ABSOLUTE MAXIMUM RATINGS(1) PIN CONFIGURATION Symbol Description Max Unit VTERM(2) Terminal Voltage with Respect to GND -0.5 to +6 V 1OE VTERM(3) Terminal Voltage with Respect to GND -0.5 to +6 V TSTG Storage Temperature -65 to +150 C IOUT DC Output Current -50 to +50 mA IIK Continuous Clamp Current, VI < 0 or VI > VCC 50 mA 1DIR 1 1B1 2 47 1A1 1B2 3 46 1A2 GND 4 45 GND 1B3 5 44 1A3 IOK Continuous Clamp Current, VO < 0 -50 mA 1B4 6 43 1A4 ICC ISS Continuous Current through each VCC or GND 100 mA (5V) VCCB 7 42 VCCA (3.3V) 1B5 8 41 1A5 1B6 9 40 1A6 GND 10 39 GND 1B7 11 38 1A7 1B8 12 37 1A8 2B1 13 36 2A1 2B2 14 35 2A2 Symbol GND 15 34 GND 2B3 48 16 33 2A3 17 32 2A4 18 31 VCCA (3.3V) 2B5 19 30 2A5 2B6 20 29 2A6 GND 21 28 GND 2B7 22 27 2A7 2B8 23 26 2A8 2DIR 24 25 2OE 2B4 (5V) VCCB NOTES: 1. Stresses greater than those listed under ABSOLUTE MAXIMUM RATINGS may cause permanent damage to the device. This is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods may affect reliability. 2. VCC terminals. 3. All terminals except VCC. CAPACITANCE (TA = +25C, F = 1.0MHz, VCCA = 3.3V) Conditions Typ. Max. Unit CIN A Port Input Capacitance VIN = 0V 6.5 -- pF CI/O A Port I/O Capacitance VIN = 0V 8.5 -- pF NOTE: 1. As applicable to the device type. CAPACITANCE (TA = +25C, F = 1.0MHz, VCCB = 5V) Parameter(1) Conditions Typ. Max. Unit CIN B Port Input Capacitance VIN = 0V 6.5 -- pF CI/O B Port I/O Capacitance VIN = 0V 6.5 -- pF Symbol NOTE: 1. As applicable to the device type. SSOP/ TSSOP TOP VIEW FUNCTION TABLE (EACH 8-BIT SECTION)(1) PIN DESCRIPTION Pin Names Parameter(1) Description Inputs xOE(1) Output Enable Inputs (Active LOW) xOE xDIR xDIR(1) Direction Output Controls L L Bus B Data to Bus A xAx Port A Inputs or 3-State Outputs L H Bus A Data to Bus B xBx Port B Inputs or 3-State Outputs H X High Z State NOTE: 1. All control inputs are powered off VCCA. NOTE: 1. H = HIGH Voltage Level L = LOW Voltage Level X = Don't Care Z = High Impedance 2 Outputs IDT74ALVC164245 16-BIT 3.3V TO 5V LEVEL SHIFTING TRANSCEIVER WITH 3-STATE OUTPUTS INDUSTRIAL TEMPERATURE RANGE DC ELECTRICAL CHARACTERISTICS OVER OPERATING RANGE (B PORT)(1) Following Conditions Apply Unless Otherwise Specified: Operating Condition: TA = -40C to +85C Symbol Parameter Test Conditions Min. Typ.(2) Max. Unit VIH Input HIGH Voltage Level VCCB = 4.5V to 5.5V 2 -- -- V VIL Input LOW Voltage Level VCCB = 4.5V to 5.5V -- -- 0.8 V IIH Input HIGH Current VCCB = 5.5V VI = VCC -- -- 5 A IIL Input LOW Current VCCB = 5.5V VI = GND -- -- 5 A IOZH High Impedance Output Current VCCB = 5.5V VO = VCC -- -- 10 A IOZL (3-State Output pins) VO = GND -- -- 10 VH ICCL ICCH ICCZ ICC Input Hysteresis Quiescent Power Supply Current VCCB = 4.5V VCCB = 5.5V VIN = GND or VCCB -- -- 100 0.1 -- 40 mV A Quiescent Power Supply Current Variation One input at 3.4V, other inputs at VCCB or GND -- -- 750 A NOTES: 1. VCCA = 2.7V to 3.6V. 2. Typical values are at VCC = 5V, +25C ambient. DC ELECTRICAL CHARACTERISTICS OVER OPERATING RANGE (A PORT)(1,2) Following Conditions Apply Unless Otherwise Specified: Operating Condition: TA = -40C to +85C Symbol Parameter Test Conditions Min. Typ.(3) Max. Unit VIH Input HIGH Voltage Level VCCA = 2.7V to 3.6V 2 -- -- V VIL Input LOW Voltage Level VCCA = 2.7V to 3.6V -- -- 0.8 V IIH Input HIGH Current VCCA = 3.6V VI = VCC -- -- 5 A IIL Input LOW Current VCCA = 3.6V VI = GND -- -- 5 A IOZH High Impedance Output Current VCCA = 3.6V VO = VCC -- -- 10 A IOZL (3-State Output pins) VO = GND -- -- 10 VH ICCL ICCH ICCZ ICC Input Hysteresis Quiescent Power Supply Current VCCA = 3.3V VCCA = 3.6V VIN = GND or VCCA -- -- 100 0.1 -- 40 mV A Quiescent Power Supply Current Variation One input at VCCA - 0.6V, other inputs at VCCA or GND -- -- 750 A NOTES: 1. VCCB = 5V 0.5V. 2. Control inputs xDIR, OE are supplied from VCCA. 3. Typical values are at VCC = 3.3V, +25C ambient. 3 IDT74ALVC164245 16-BIT 3.3V TO 5V LEVEL SHIFTING TRANSCEIVER WITH 3-STATE OUTPUTS INDUSTRIAL TEMPERATURE RANGE OUTPUT DRIVE CHARACTERISTICS, VCCA = 3.3V 0.3V (A PORT) Symbol VOH Test Conditions(1) Parameter Max. Unit V Output HIGH Voltage VCCA = 2.7V to 3.6V IOH = - 0.1mA VCCA - 0.2 -- (B Port to A Port) VCCA = 2.7V IOH = - 12mA 2.2 -- VCCA = 3V VOL Min. 2.4 -- VCCA = 3V IOH = - 24mA 2 -- Output LOW Voltage VCCA = 2.7V to 3.6V IOL = 0.1mA -- 0.2 (B Port to A Port) VCCA = 2.7V IOL = 12mA -- 0.4 VCCA = 3V IOL = 24mA -- 0.55 V NOTE: 1. VIH and VIL must be within the min. or max. range shown in the DC ELECTRICAL CHARACTERISTICS OVER OPERATING RANGE table for the appropriate VCC range. TA = - 40C to + 85C; VCCA = 3.3V 0.3V. OUTPUT DRIVE CHARACTERISTICS, VCCB = 5V 0.5V (B PORT) Symbol VOH Test Conditions(1) Parameter Output HIGH Voltage VCCB = 4.5V (A Port to B Port) VCCB = 5.5V IOH = - 0.1mA VCCB = 4.5V IOH = - 24mA VCCB = 5.5V VOL Output LOW Voltage ((A Port to B Port) VCCB = 4.5V IOL = 0.1mA VCCB = 5.5V VCCB = 4.5V IOL = 24mA VCCB = 5.5V Min. Max. Unit 4.3 -- V 5.3 -- 3.7 -- 4.7 -- -- 0.2 -- 0.2 -- 0.55 -- 0.55 V NOTE: 1. VIH and VIL must be within the min. or max. range shown in the DC ELECTRICAL CHARACTERISTICS OVER OPERATING RANGE table for the appropriate VCC range. TA = - 40C to + 85C; VCCB = 5V 0.5V. 4 IDT74ALVC164245 16-BIT 3.3V TO 5V LEVEL SHIFTING TRANSCEIVER WITH 3-STATE OUTPUTS INDUSTRIAL TEMPERATURE RANGE OPERATING CHARACTERISTICS, TA = 25C VCCA = 3.3V, VCCB = 5V Symbol Parameter CPD Power Dissipation Capacitance, Outputs enabled (A port or B port) CPD Power Dissipation Capacitance, Outputs disabled (A port or B port) Test Conditions Typical Unit CL = 0pF, f = 10Mhz 56 pF 6 SWITCHING CHARACTERISTICS(1) VCCB = 5V 0.5V VCCA = 2.7V Symbol Parameter tPLH Propagation Delay tPHL xAx to xBx tPLH Propagation Delay tPHL xBx to xAx tPZH Output Enable Time tPZL xOE to xBx tPZH Output Enable Time tPZL xOE to xAx tPHZ Output Disable Time tPLZ xOE to xBx tPHZ Output Disable Time tPLZ xOE to xAx NOTE: 1. See TEST CIRCUITS AND WAVEFORMS. TA = - 40C to + 85C. 5 VCCA = 3.3V 0.3V Min. Max. Min. Max. Unit -- 5.9 1 5.8 ns -- 6.7 1.2 5.8 ns -- 9.3 1 8.9 ns -- 10.2 2 9.1 ns -- 9.2 2.1 9.4 ns -- 9 2.9 8.6 ns IDT74ALVC164245 16-BIT 3.3V TO 5V LEVEL SHIFTING TRANSCEIVER WITH 3-STATE OUTPUTS INDUSTRIAL TEMPERATURE RANGE TEST CIRCUITS AND WAVEFORMS FOR VCCA = 3.3V 0.3V AND VCCA = 2.7V SAME PHASE INPUT TRANSITION TEST CONDITIONS Symbol VCCA = 3.3V0.3V VCCA = 2.7V Unit VLOAD 6 6 V VIH 3 3 V VT 1.5 1.5 V VLZ 300 300 mV VOH - VHZ 300 300 mV CL 50 50 pF tPLH tPHL tPLH tPHL OUTPUT OPPOSITE PHASE INPUT TRANSITION VIH VT 0V VOH VT VOL VIH VT 0V ALVC Link Propagation Delay VLOAD VCC Open 500 (1, 2) Pulse Generator VIN ENABLE GND VOUT D.U.T. RT DISABLE CONTROL INPUT tPZL tPLZ VLOAD/2 OUTPUT SWITCH VT NORMALLY CLOSED LOW tPHZ tPZH OUTPUT SWITCH NORMALLY VT OPEN HIGH 0V 500 CL ALVC Link VIH VT 0V VLOAD/2 VOL + VLZ VOL VOH VOH - VHZ 0V ALVC Link Test Circuit for All Outputs Enable and Disable Times NOTE: 1. Diagram shown for input Control Enable-LOW and input Control Disable-HIGH. DEFINITIONS: CL = Load capacitance: includes jig and probe capacitance. RT = Termination resistance: should be equal to ZOUT of the Pulse Generator. NOTE: 1. Pulse Generator for All Pulses: Rate 1.0MHz; tF 2.5ns; tR 2.5ns. SWITCH POSITION Test Switch Disable Low Enable Low VLOAD Disable High Enable High GND All Other Tests Open 6 IDT74ALVC164245 16-BIT 3.3V TO 5V LEVEL SHIFTING TRANSCEIVER WITH 3-STATE OUTPUTS INDUSTRIAL TEMPERATURE RANGE TEST CIRCUITS AND WAVEFORMS FOR VCCB = 5V 0.5V TEST CONDITIONS (USE VCCA TEST CIRCUIT) (1) Symbol VCCB = 5V0.2V Unit VLOAD 2 x VCCB V VIH 2.7 V VT 1.5 or VCCB / 2 V VLZ 20% of VCCB mV VHZ 80% of VCCB mV CL 50 pF NOTE: 1. Pulse Generator for All Pulses: Rate 1.0MHz; tF 2.5ns; tR 2.5ns. SAME PHASE INPUT TRANSITION tPLH tPHL tPLH tPHL OUTPUT OPPOSITE PHASE INPUT TRANSITION VIH VT 0V VOH VCCB / 2 VOL VIH VCCB / 2 0V Propagation Delay NOTES: 1. For tSK(o) OUTPUT1 and OUTPUT2 are any two outputs. 2. For tSK(b) OUTPUT1 and OUTPUT2 are in the same bank. DISABLE ENABLE CONTROL INPUT tPZL tPLZ VLOAD/2 OUTPUT SWITCH NORMALLY CLOSED VCCB / 2 LOW tPHZ tPZH OUTPUT SWITCH NORMALLY OPEN VCCB / 2 HIGH 0V VIH VT 0V VLOAD/2 VLZ VOL VOH VHZ 0V Enable and Disable Times NOTE: 1. Diagram shown for input Control Enable-LOW and input Control Disable-HIGH. 7 IDT74ALVC164245 16-BIT 3.3V TO 5V LEVEL SHIFTING TRANSCEIVER WITH 3-STATE OUTPUTS INDUSTRIAL TEMPERATURE RANGE ORDERING INFORMATION XX ALVC X Bus-Hold Temp. Range XX Family XXX XX Device Type Package CORPORATE HEADQUARTERS 6024 Silver Creek Valley Road San Jose, CA 95138 PVG PAG Shrink Small Outline Package - Green Thin Shrink Small Outline Package - Green 245 16-Bit 3.3V to 5V Level Shifting Transceiver with 3-State Outputs 164 Double-Density, 24mA Blank No Bus-Hold 74 - 40C to +85C for SALES: 800-345-7015 or 408-284-8200 fax: 408-284-2775 www.idt.com 8 for Tech Support: logichelp@idt.com