Datasheet
THS3122
THS3125
www.ti.com
SLOS382D –SEPTEMBER 2001– REVISED FEBRUARY 2011
ELECTRICAL CHARACTERISTICS (continued)
Over operating free-air temperature range, T
A
= +25°C, V
CC
= ±15 V, R
F
= 750 Ω, and R
L
= 100 Ω (unless otherwise noted).
POWER SUPPLY
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
T
A
= +25°C 7.2 9
V
CC
= ±5 V
T
A
= full range 10
I
CC
Quiescent current (per channel) mA
T
A
= +25°C 8.4 10.5
V
CC
= ±15 V
T
A
= full range 11.5
T
A
= +25°C 53 60
V
CC
= ±5 V ±1 V
T
A
= full range 50
PSRR Power-supply rejection ratio dB
T
A
= +25°C 60 69
V
CC
= ±15 V ±1 V
T
A
= full range 55
SHUTDOWN CHARACTERISTICS (THS3125 Only)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Shutdown quiescent current (per
I
CC(SHDN)
V
SHDN
= 3.3 V 370 500 µA
channel)
t
DIS
Disable time
(1)
500 µs
REF = 0 V,
t
EN
Enable time
(1)
V
CC
= ±5 V to ±15 V 200 µs
I
IL(SHDN)
Shutdown pin low level leakage current V
SHDN
= 0 V 18 25 µA
I
IH(SHDN)
Shutdown pin high level leakage current V
SHDN
= 3.3 V 110 130 µA
V
REF
REF pin voltage level V
CC–
V
CC+
–4 V
Enable REF+0.8
V
SHDN
SHUTDOWN pin voltage level V
Disable REF+2
(1) 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.
TYPICAL CHARACTERISTICS
TABLE OF GRAPHS
FIGURE
Small-signal closed-loop gain vs Frequency Figure 1 to Figure 10
Small- and large-signal output vs Frequency Figure 11, Figure 12
vs Frequency Figure 13 to Figure 15
Harmonic distortion
vs Peak-to-peak output voltage Figure 16, Figure 17
V
n
, I
n
Voltage noise and current noise vs Frequency Figure 18
CMRR Common-mode rejection ratio vs Frequency Figure 19
Crosstalk vs Frequency Figure 20
Z
o
Output impedance vs Frequency Figure 21
SR Slew rate vs Output voltage step Figure 22
vs Free-air temperature Figure 24
V
IO
Input offset voltage
vs Common-mode input voltage Figure 24
I
B
Input bias current vs Free-air temperature Figure 25
V
O
Output voltage vs Load current Figure 26
vs Free-air temperature Figure 27
Quiescent current
vs Supply voltage Figure 28
I
CC
Shutdown supply current vs Free-air temperature Figure 29
Differential gain and phase error vs 75-Ω serially terminated loads Figure 30, Figure 31
Shutdown response Figure 32
Small-signal pulse response Figure 33, Figure 34
Large-signal pulse response Figure 35, Figure 36
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