7
LT1002
1002fb
Small Signal Transient Response
TYPICAL PERFORMANCE CHARACTERISTICS
U
W
FREQUENCY (Hz)
100
CHANNEL
SEPARATION
(dB)
160
150
140
130
120
110
100
90
80
1k
10k
1002 G19
100k
1M
VS = ±15V
TA = 25°C
RS =10
RS =100
RS =1k
Common Mode Rejection and
CMRR Match vs Frequency
Channel Separation vs Frequency
FREQUENCY (Hz)
COMMON
MODE
REJECTION
(dB)
160
140
120
100
80
60
40
20
0
1002 G20
1
10
100
1k
10k
100k
1M
VS = ±15V
TA = 25°C
CMRR
MATCH ( CMRR)
<
Common Mode Limit
vs Temperature
TEMPERATURE (
°C)
–50
V+
–0.2
–0.4
–0.6
–0.8
–1.0
+1.0
+.8
+.6
+.4
+.2
V–
25
75
1002 G21
–25
0
50
100
125
COMMON
MODE
LIMIT
(VOLTS)
REFERRED
TO
POWER
SUPPLY
V – = –1.2 to –4V
V – = –12 to –18V
V + = 12 to 18V
V + = 1.2 to 4V
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(mA)
2.0
1.5
1.0
0.5
±9
±15
1002 G22
±3 ±6
±12
±18 ±21
–55
°C
125
°C
25
°C
Supply Current vs. Supply Voltage
For Each Amplifier
Large Signal Transient Response
1002 G23
FREQUENCY (kHz)
1
OUTPUT
VOLTAGE,
PEAK-TO-PEAK
(VOLTS)
28
24
20
16
12
8
4
0
10
100
1000
1002 G24
VS = ±15V
TA = +25°C
Maximum Undistorted
Output vs. Frequency
AV = +1, CL = 1000pF
1002 G27
Small Signal Transient Response
CAPACITIVE LOAD (PICOFARADS)
100
PERCENT
OVERSHOOT
1002 G26
1000
10,000
100,000
100
80
60
40
20
0
VS = ±15V
TA = 25°C
VIN = 100mV
RL > 50k
Voltage Follower Overshoot
vs Capacitive Load
AV = +1, CL = 50pF
1002 G25