LTC6240/LTC6241/LTC6242
5
624012fe
ELECTRICAL CHARACTERISTICS (LTC6240C/I, LTC6240HVC/I, LTC6241C/I, LTC6241HVC/I, LTC6242C/I,
LTC6242HVC/I) The
l denotes the specications which apply over the full operating temperature range, otherwise specications are at
TA = 25°C. VS = 5V, 0V, VCM = 2.5V unless otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VOS
Input Offset Voltage (Note 4)
LTC6241 S8
0°C to 70°C
–40°C to 85°C
l
40
125
250
300
μV
LTC6242 GN
0°C to 70°C
–40°C to 85°C
l
50
150
275
300
μV
LTC6240
0°C to 70°C
–40°C to 85°C
l
50
175
300
350
μV
LTC6241 DD, LTC6242 DHC
0°C to 70°C
–40°C to 85°C
l
100
550
650
725
μV
VOS Match Channel-to-Channel (Note 5) LTC6241 S8
0°C to 70°C
–40°C to 85°C
l
40
160
300
375
μV
LTC6242 GN
0°C to 70°C
–40°C to 85°C
l
50
185
325
400
μV
LTC6241 DD, LTC6242 DHC
0°C to 70°C
–40°C to 85°C
l
150
650
700
750
μV
TC VOS
Input Offset Voltage Drift (Note 6)
l
0.7
2.5
μV/°C
IB
Input Bias Current (Notes 4, 7)
LTC6241, LTC6242
l
0.2
75
pA
LTC6240
l
0.2
1
75
pA
IOS
Input Offset Current (Notes 4, 7)
LTC6241, LTC6242
l
0.2
75
pA
LTC6240
l
0.2
1
75
pA
Input Noise Voltage
0.1Hz to 10Hz
550
nVP-P
en
Input Noise Voltage Density
f = 1kHz
7
10
nV/√Hz
in
Input Noise Current Density (Note 8)
0.56
fA/√Hz
RIN
Input Resistance
Common Mode
1012
Ω
CIN
Input Capacitance
Differential Mode
Common Mode
f = 100kHz
3.5
3
pF
VCM
Input Voltage Range
Guaranteed by CMRR
l
0
3.5
V
CMRR
Common Mode Rejection
0V ≤ VCM ≤ 3.5V
l
80
105
dB
CMRR Match
Channel-to-Channel (Note 5)
l
76
95
dB