THS3122 Datasheet, PDF (5/20 Pages) Texas Instruments – LOW-NOISE, HIGH-SPEED, 450 mA CURRENT FEEDBACK AMPLIFIERS

THS3122
THS3125
SLOS382 − SEPTEMBER 2001
electrical characteristics over recommended operating free-air temperature range, T_A = 25°C,
V_CC = ±15 V, R_F = 750 Ω, R_L = 100 Ω (unless otherwise noted) (continued)
power supply
PARAMETER
ICC
Quiescent current (per channel)
PSRR
Power supply rejection ratio
TEST CONDITIONS
VCC = ±5V
VCC = ±15 V
VCC = ±5 V ±1 V
VCC = ±15 V ±1 V
TA = 25°C
TA = full range
TA = 25°C
TA = full range
TA = 25°C
TA = full range
TA = 25°C
TA = full range
MIN TYP MAX UNIT
7.2
9
10
mA
8.4 10.5
11.5
53
60
50
dB
68
73
66
shutdown characteristics (THS3125 only)
PARAMETER
TEST CONDITIONS
MIN TYP MAX UNIT
ICC(SHDN) Shutdown quiescent current (per channel)
V(SHDN) = 3.3 V
370 500 µA
tDIS
tEN
IIL(SHDN)
Disable time (see Note 3)
Enable time (see Note 3)
Shutdown pin low level leakage current
GND ^{= 0 V}
VCC = ±5 V to ±15 V
V(SHDN) = 0 V
200
ns
500
ns
18
25 µA
IIH(SHDN) Shutdown pin high level leakage current
V(SHDN) = 3.3 V
110 130 µA
NOTE 3: Disable/enable time is defined as the time from when the shutdown signal is applied to the SHDN pin to when the supply current has
reached half of its final value.
Vn, In
CMRR
Zo
SR
VIO
IB
VO
ICC
TYPICAL CHARACTERISTICS
Table of Graphs
Small signal closed loop gain
Small and large signal output
Harmonic distortion
Voltage noise and current noise
Common-mode rejection ratio
Crosstalk
Output impedance
Slew rate
Input offset voltage
Input bias current
Output voltage
Quiescent current
Shutdown supply current
Differential gain and phase error
Shutdown response
Small signal pulse response
Large signal pulse response
vs Frequency
vs Frequency
vs Frequency
vs Peak−to−peak output voltage
vs Frequency
vs Frequency
vs Frequency
vs Frequency
vs Output voltage step
vs Free-air temperature
vs Common-mode input voltage
vs Free-air temperature
vs Load current
vs Free-air temperature
vs Supply voltage
vs Free-air temperature
vs 75 Ω serially terminated loads
FIGURE
1 − 10
11, 12
13, 14, 15
16, 17
18
19
20
21
22
23
24
25
26
27
28
29
30, 31
32
33, 34
35, 36
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