LTC6240/LTC6241/LTC6242
11
624012fe
ELECTRICAL CHARACTERISTICS (LTC6240H/LTC6240HVH, LTC6241H/LTC6241HVH, LTC6242H/LTC6242HVH)
The
l denotes the specications which apply from –40°C to 125°C, otherwise specications are at TA = 25°C. VS = 3V, 0V, VCM = 1.5V
unless otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VOS
Input Offset Voltage (Note 4)
LTC6241 S8
l
40
175
400
μV
LTC6242 GN
l
60
200
400
μV
LTC6240
l
50
200
450
μV
VOS Match Channel-to-Channel (Note 5) LTC6241 S8
l
40
200
400
μV
LTC6242 GN
l
60
225
400
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
1.5
pA
nA
LTC6240
l
0.2
1
2.5
pA
nA
IOS
Input Offset Current (Notes 4, 7)
LTC6241, LTC6242
l
0.2
150
pA
LTC6240
l
0.2
1
750
pA
VCM
Input Voltage Range
Guaranteed by CMRR
l
0
1.5
V
CMRR
Common Mode Rejection
0V ≤ VCM ≤ 1.5V
l
75
dB
CMRR Match
Channel-to-Channel (Note 5)
l
74
dB
AVOL
Large Signal Voltage Gain
VO = 1V to 2V
RL = 10k to VS/2
l
140
65
600
V/mV
VOL
Output Voltage Swing Low (Note 9)
No Load
ISINK = 1mA
l
30
130
mV
VOH
Output Voltage Swing High (Note 9)
No Load
ISOURCE = 1mA
l
30
130
mV
PSRR
Power Supply Rejection
VS = 2.8V to 6V, VCM = 0.2V
l
78
dB
PSRR Match Channel-to-Channel
(Note 5)
l
74
dB
Minimum Supply Voltage (Note 10)
l
2.8
V
ISC
Short-Circuit Current
l
2.5
mA
IS
Supply Current per Amplier
LTC6241, LTC6242
l
1.4
1.7
1.9
mA
LTC6240
l
1.5
1.9
2.1
mA
GBW
Gain Bandwidth Product
Frequency = 20kHz, RL = 1kΩ
l
10
MHz