Datasheet

3
623012fc
LT6230/LT6230-10
LT6231/LT6232
elecTrical characTerisTics
T
A
= 25°C, V
S
= 5V, 0V; V
S
= 3.3V, 0V; V
CM
= V
OUT
= half supply,
ENABLE = 0V, unless otherwise noted.
orDer inForMaTion
LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION SPECIFIED TEMPERATURE RANGE
LT6230CS6#PBF LT6230CS6#TRPBF LTAFJ 6-Lead Plastic TS0T-23 0°C to 70°C
LT6230IS6#PBF LT6230IS6#TRPBF LTAFJ 6-Lead Plastic TS0T-23 –40°C to 85°C
LT6230CS6-10#PBF LT6230CS6-10#TRPBF LTAFK 6-Lead Plastic TS0T-23 0°C to 70°C
LT6230IS6-10#PBF LT6230IS6-10#TRPBF LTAFK 6-Lead Plastic TS0T-23 –40°C to 85°C
LT6231CS8#PBF LT6230CS8#TRPBF 6231 8-Lead Plastic SO 0°C to 70°C
LT6231IS8#PBF LT6230IS8#TRPBF 6231I 8-Lead Plastic SO –40°C to 85°C
LT6231CDD#PBF LT6231CDD#TRPBF LAEU
8-Lead (3mm × 3mm) Plastic DFN
0°C to 70°C
LT6231IDD#PBF LT6231IDD#TRPBF LAEU
8-Lead (3mm × 3mm) Plastic DFN
–40°C to 85°C
LT6232CGN#PBF LT6232CGN#TRPBF 6232 16-Lead Narrow Plastic SSOP 0°C to 70°C
LT6232IGN#PBF LT6232IGN#TRPBF 6232I 16-Lead Narrow Plastic SSOP –40°C to 85°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based finish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
OS
Input Offset Voltage LT6230S6, LT6230S6-10
LT6231S8, LT6232GN
LT6231DD
100
50
75
500
350
450
µV
µV
µV
Input Offset Voltage Match
(Channel-to-Channel) (Note 6)
100 600 µV
I
B
Input Bias Current 5 10 µA
I
B
Match (Channel-to-Channel) (Note 6) 0.1 0.9 µA
I
OS
Input Offset Current 0.1 0.6 µA
Input Noise Voltage 0.1Hz to 10Hz 180 nV
P-P
e
n
Input Noise Voltage Density f = 10kHz, V
S
= 5V 1.1 1.7 nV/√Hz
in Input Noise Current Density, Balanced Source
Input Noise Current Density, Unbalanced Source
f = 10kHz, V
S
= 5V, R
S
= 10k
f = 10kHz, V
S
= 5V, R
S
= 10k
1
2.4
pA/√Hz
pA/√Hz
Input Resistance Common Mode
Differential Mode
6.5
7.5
MΩ
kΩ
C
IN
Input Capacitance Common Mode
Differential Mode
2.9
7.7
pF
pF
A
VOL
Large-Signal Gain V
S
= 5V, V
O
= 0.5V to 4.5V, R
L
= 10k to V
S
/2
V
S
= 5V, V
O
= 0.5V to 4.5V, R
L
= 1k to V
S
/2
V
S
= 5V, V
O
= 1V to 4V, R
L
= 100Ω to V
S
/2
105
21
5.4
200
40
9
V/mV
V/mV
V/mV
V
S
= 3.3V, V
O
= 0.65V to 2.65V, R
L
= 10k to V
S
/2
V
S
= 3.3V, V
O
= 0.65V to 2.65V, R
L
= 1k to V
S
/2
90
16.5
175
32
V/mV
V/mV
V
CM
Input Voltage Range Guaranteed by CMRR, V
S
= 5V, 0V
Guaranteed by CMRR, V
S
= 3.3V, 0V
1.5
1.15
4
2.65
V
V
CMRR Common Mode Rejection Ratio V
S
= 5V, V
CM
= 1.5V to 4V
V
S
= 3.3V, V
CM
= 1.15V to 2.65V
90
90
115
115
dB
dB
CMRR Match (Channel-to-Channel) (Note 6) V
S
= 5V, V
CM
= 1.5V to 4V 84 120 dB