Datasheet

4
LTC1541/LTC1542
15412fd
I
B
Input Bias Current V
CM
= 2.5V ● 0.01 1 nA
A
VOL
Large-Signal Gain AMPOUT = 0.5V to 4.5V, No Load 80 1000 V/mV
AMPOUT = 0.5V to 4.5V, R
LOAD
= 100k 60 500 V/mV
Commercial Grade
● 38 V/mV
Industrial Grade
● 35 V/mV
GBW Gain Bandwidth A
V
= 1V/V 12 kHz
SR Slew Rate A
V
= 1V/V 8 V/ms
V
CM
Input Common Mode Range ● V
SS
V
CC
– 1.3V V
CMRR Common Mode Rejection Ratio V
CM
= V
SS
to (V
CC
– 1.3V) 0.5 mV/V
Commercial Grade
● 0.6 mV/V
Industrial Grade
● 0.6 mV/V
PSRR Power Supply Rejection Ratio V
CC
= 3V to 12V 0.19 mV/V
Commercial Grade
● 0.21 mV/V
Industrial Grade
● 0.23 mV/V
V
OH
Output High Voltage R
LOAD
= 100k to V
SS
V
CC
– 0.07 V
Commercial Grade
● V
CC
– 0.10 V
Industrial Grade
● V
CC
– 0.12 V
V
OL
Output Low Voltage R
LOAD
= 100k to V
CC
V
SS
+ 0.05 V
Commercial Grade
● V
SS
+ 0.10 V
Industrial Grade
● V
SS
+ 0.12 V
I
SOURCE
Output Source Current 0.9 1.8 mA
● 0.7 mA
I
SINK
Output Sink Current 1.3 1.8 mA
● 0.9 mA
e
n
Input Noise Voltage f
O
= 0.1Hz to 10Hz 3 µV
P-P
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
The ● denotes specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. V
CC
= 5V, V
SS
= 0V, unless otherwise noted.
ELECTRICAL CHARACTERISTICS
The ● denotes specifications which apply over the full operating temperature range, otherwise specifications are at T
A
= 25°C.
V
CC
= 3V, V
SS
= 0V, unless otherwise noted.
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
Power Supply
V
CC
Supply Voltage Range ● 2.5 12.6 V
I
CC
Supply Current (Note 2) 4.5 9.5 µA
Commercial Grade
● 15 µA
Industrial Grade
● 16 µA
Comparator
V
OS
Input Offset Voltage (Note 3) (SO-8) 1.0 mV
Commercial Grade (SO-8)
● 1.5 mV
Industrial Grade (SO-8) ● 2.0 mV
(MSOP)(DFN) 1.2 mV
Commercial Grade (MSOP)(DFN) ● 2.0 mV
Industrial Grade (MSOP)(DFN)
● 2.5 mV
V
TRIP
Trip Point (Note 4) 1.80 2.35 2.90 mV
● 1.00 3.90 mV
I
IN
Input Leakage Current (Note 5) ● 0.01 1 nA
V
CM
Input Common Mode Range ● V
SS
V
CC
– 1.3 V
CMRR Common Mode Rejection Ratio V
CM
= V
SS
to (V
CC
– 1.3V) (LTC1542) 0.8 mV/V
Commercial Grade ● 0.9 mV/V
Industrial Grade ● 1.0 mV/V