OP0001ES01
®
AMERICAN MICROSYSTEMS, INC
June, 1998 Preliminary
External Opamp
Features
AMI 0.6 micron CMOS
C6L Double Poly
·
·
·
85-112dB gain
0.1-1.6Mhz bandwidth
50-117 degrees phase margin (with
series resistor)
AVDD
OUT
POS
NEG
Description
AVSS
opamp to drive relatively large
capacitive load such as an LCD display
(1000pf-2000pf)
Schematic Symbol
PIN DESCRIPTION
NAME
TYPE
DESCRIPTION
Positive opamp input
Negative opamp input
+5v supply
POS
NEG
AVDD
AVSS
OUT
Analog input
Analog input
Analog supply
Analog supply
Analog output
Analog ground
Opamp out
AC ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
Condition
MIN
TYP
MAX
UNITS
Vdd
Idc
G
Power Supply Voltage
Supply Current
4.5
5
5.5
150
112
1.6
3.0
1.6
117
V
mA
db
MHz
V/mSec
V/mSec
degrees
Open Loop Gain
85
0.1
2.6
1.4
50
Bw
Bandwidth
SRlh
SRhl
PM
Slew Rate low to high
Slew Rate high to low
Phase Margin *
T
Temperature
-40
125
°C
ICMR
Input Common Mode Range
AVSS+0.5
AVDD-2
V
* With Series Resistor approx. 1.65K ohms
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