OP021IS01 (R) AMERICAN MICROSYSTEMS, INC June, 1998 Preliminary AMI 0.8 micron CMOS CWL Double Poly SINGLE-STAGE OP AMP FEATURES * * AVDD IB25U Small layout. Good for driving capacitive load only. VIP VOUT DESCRIPTION VIN This is a simple single-stage foldedcascode opamp capable of driving capacitive loads up to 6pF with a GBW of 21MHz. Gain is 76dB. AVSS SUB PIN DESCRIPTION NAME TYPE DESCRIPTION VIP VIN IB25U VOUT AVDD AVSS SUB Analog input Analog input Analog input Analog output Analog supply Analog supply Substrate OpAmp positive input OpAmp negative input Bias current input (25uA43%Sourcing) OpAmp output +5V supply Ground Substrate ELECTRICAL CHARACTERISTICS SYMBOL PARAMETER MIN MAX UNITS VDD T CLOAD GAIN GBW PM GM VOS IDC ICMR OPR Supply Voltage Temperature Load capacitance Gain Gain bandwidth Phase Margin Gain margin Offset voltage DC current Input Common Mode Range Output Range 4.4 -40 5.5 105 6.0 V C pF dB MHz degrees dB mV uA V V 1 75.9 21.4 67.0 26.1 2.25 2.25 5.0 461.5 2.75 2.75