LT1994 Linear Technology, LT1994 Datasheet - Page 7

• Manufacturer Part Number: LT1994
• Description: Low Noise - Low Distortion Fully Differential Input/Output Amplifier/Driver
• Manufacturer: Linear Technology

TYPICAL PERFOR A CE CHARACTERISTICS
–100
–110
–40
–50
–60
–70
–80
–90
100k
Small Signal Step Response
Differential Distortion vs
Frequency
V
V
F
R
R
V
V
IN
S
IN
OCM
ICM
F
L
= 3V
= R
= 800Ω
= 1MHz
= 2V
= MID-SUPPLY
= MID-SUPPLY
I
= 499Ω
P-P
(SINGLE ENDED)
FREQUENCY (Hz)
V
R
V
SINGLE ENDED
0pF LOAD
25pF LOAD
S
IN
F
= 3V
= R
20ns/DIV
= 100mV
1M
I
= 499Ω
3RD
P-P
OUT
OUT
,
+
–
W
2ND
1994 G18
1994 G15
U
10M
68
62
60
66
64
–50
Slew Rate vs Temperature
Large Signal Step Response
R
V
R
V
V
F
S
CM
IN
F
= R
= 3V
= R
= 3V
= V
–25
I
I
= 499Ω
= 499Ω
–
P-P
SINGLE ENDED
TEMPERATURE
0
100ns/DIV
V
S
25
= ±5V
OUT
OUT
V
(°C)
50
S
= 3V
–
+
75
1994 G16
1994 G19
100
2V Step Response Settling
V
R
S
F
Output with Large Input Overdrive
V
R
V
= 3V
= R
S
IN
F
= R
V
= 3V
I
= 10V
OUT
= 499Ω
I
= 499Ω
P-P
www.DataSheet4U.com
SINGLE ENDED
OUT
OUT
25ns/DIV
–
+
2µs/DIV
ERROR
+0.1%
LT1994
ERROR
–0.1%
1994 G17
1994 G20
1994fa
7