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ISL28108_1111 Datasheet, PDF (6/32 Pages) Intersil Corporation – 40V Precision Single Supply Rail-Rail Output Low Power Operational Amplifiers
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ISL28108, ISL28208, ISL28408
Electrical Specifications VS ±15V, VCM = 0, VO = 0V, RL = Open, TA= +25°C, unless otherwise noted. Boldface limits apply over
the operating temperature range, -40°C to +125°C. Temperature data established by characterization. (Continued)
PARAMETER
DESCRIPTION
CONDITIONS
MIN
MAX
(Note 8)
TYP
(Note 8) UNIT
IOS
Input Offset Current
ISL28208 SOIC, TDFN
-3
0
-4
3
nA
4
nA
ISL28108 SOIC, TDFN
ISL28408 SOIC
-4
0
-5
4
nA
5
nA
CMRR
Common-Mode Rejection Ratio
VCM = V- -0.5V to V+ -1.8V
VCM = V- -0.2V to V+ -1.8V
119
dB
123
dB
102
dB
VCM = V- to V+ -1.8V
105
123
dB
102
115
dB
VCMIR
PSRR
Common Mode Input Voltage
Range
Guaranteed by CMRR test
V- - 0.5
V-
V+ - 1.8
V
V+ - 1.8
V
Power Supply Rejection Ratio
VS = 3V to 40V, VCMIR = Valid Input Voltage
110
128
dB
109
124
dB
AVOL
Open-Loop Gain
VO = -13V to +13V, RL = 10kΩ to ground
117
126
dB
100
dB
VOL
Output Voltage Low,
VOUT to V-
RL = 10kΩ
52
85
mV
145
mV
VOH
Output Voltage High,
V+ to VOUT
RL = 10kΩ
70
110
mV
150
mV
IS
Supply Current/Amplifier
RL = Open
185
250
µA
270
350
µA
ISC+
Output Short Circuit Source
RL = 10Ω to V-
Current
19
mA
ISC-
Output Short Circuit Sink Current
VSUPPLY
Supply Voltage Range
AC SPECIFICATIONS
RL = 10Ω to V+
Guaranteed by PSRR
30
mA
3
40
V
GBWP
Gain Bandwidth Product
ACL = 101, VO = 100mVP-P, RL = 2kΩ
enp-p
Noise Voltage
0.1Hz to 10Hz; VS = +18V
en
Noise Voltage Density
f = 10Hz; VS = +18V
en
Noise Voltage Density
f = 100Hz; VS = +18V
en
Noise Voltage Density
f = 1kHz; VS = +18V
en
Noise Voltage Density
f = 10kHz; VS = +18V
in
Noise Current Density
f = 10kHz; VS = +18V
THD + N
Total Harmonic Distortion + Noise 1kHz, AV = 1, VO = 3.5VRMS, RL =10kΩ
TRANSIENT RESPONSE
1.2
580
18
16
15.8
15.8
80
0.00042
MHz
nVP-P
nV/√Hz
nV/√Hz
nV/√Hz
nV/√Hz
fA/√Hz
%
SR
Slew Rate, VOUT 20% to 80%
AV = 1, RL = 2kΩ, VO = 10VP-P
0.45
V/µs
6
FN6935.3
November 1, 2011
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