Datasheet

LTC6240/LTC6241/LTC6242
10
624012fe
(LTC6240H/LTC6240HVH, LTC6241H/LTC6241HVH, LTC6242H/LTC6242HVH)
The
l denotes the specifi cations which apply from –40°C to 125°C, otherwise specifi cations are at T
A
= 25°C. V
S
= 5V, 0V, V
CM
= 2.5V
unless otherwise noted.
ELECTRICAL CHARACTERISTICS
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
OS
Input Offset Voltage (Note 4) LTC6241 S8
l
40 125
400
µV
µV
LTC6242 GN
l
50 150
400
µV
µV
LTC6240
l
50 175
450
µV
µV
V
OS
Match Channel-to-Channel (Note 5) LTC6241 S8
l
40 160
400
µV
µV
LTC6242 GN
l
50 185
400
µV
µV
TC V
OS
Input Offset Voltage Drift (Note 6)
l
0.7 2.5 µV/°C
I
B
Input Bias Current (Notes 4, 7) LTC6241, LTC6242
l
0.2
1.5
pA
nA
LTC6240
l
0.2 1
2.5
pA
nA
I
OS
Input Offset Current (Notes 4, 7) LTC6241, LTC6242
l
0.2
150
pA
pA
LTC6240
l
0.2 1
750
pA
pA
V
CM
Input Voltage Range Guaranteed by CMRR
l
0 3.5 V
CMRR Common Mode Rejection 0V ≤ V
CM
≤ 3.5V
l
78 dB
CMRR Match
Channel-to-Channel (Note 5)
l
74 dB
A
VOL
Large Signal Voltage Gain V
O
= 1V to 4V
R
L
= 10k to V
S
/2
l
425
200
1600 V/mV
V/mV
V
O
= 1.5V to 3.5V
R
L
= 1k to V
S
/2
l
90
40
215 V/mV
V/mV
V
OL
Output Voltage Swing Low (Note 9) No Load
I
SINK
= 1mA
I
SINK
= 5mA
l
l
l
30
85
325
mV
mV
mV
V
OH
Output Voltage Swing High (Note 9) No Load
I
SOURCE
= 1mA
I
SOURCE
= 5mA
l
l
l
30
85
325
mV
mV
mV
PSRR Power Supply Rejection V
S
= 2.8V to 6V, V
CM
= 0.2V
l
78 dB
PSRR Match
Channel-to-Channel (Note 5)
l
74 dB
Minimum Supply Voltage (Note 10)
l
2.8 V
I
SC
Short-Circuit Current
l
15 mA
I
S
Supply Current per Amplifi er LTC6241, LTC6242
l
1.8 2.2
2.4
mA
mA
LTC6240
l
2 2.4
2.8
mA
mA
GBW Gain Bandwidth Product Frequency = 20kHz, R
L
= 1k
l
12 MHz
SR Slew Rate (Note 11) A
V
= –2, R
L
= 1k
l
4.5 V/µs
FPBW Full Power Bandwidth (Note 12) V
OUT
= 3V
P-P
, R
L
= 1k
l
0.48 MHz