THS3122 Datasheet, PDF (3/20 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)
dynamic performance
PARAMETER
TEST CONDITIONS
RL = 50 Ω
RF = 50 Ω,
G=1
Small-signal bandwidth (− 3 dB)
RL = 50 Ω
RF =470 Ω,
G=2
BW
Bandwidth (0.1 dB)
RF = 470 Ω,
G=2
VCC = ± 5 V
VCC = ±15 V
VCC = ± 5 V
VCC = ±15 V
VCC = ± 5 V
VCC = ±15 V
Full power bandwidth
G = −1
VO(PP) = 4 V
VO(pp) = 20 V
VO = 10 VPP
G=2
SR
Slew rate (see Note 2), G=8
RF = 680 Ω _{VO = 5 VPP}
ts
Settling time to 0.1%
G = −1
VO = 2 VPP
VO = 5 VPP
NOTE 2: Slew rate is defined from the 25% to the 75% output levels.
VCC = ±5 V
VCC = ±15 V
VCC = ±15 V
VCC = ±5 V
VCC = ±15 V
VCC = ±5 V
VCC = ±15 V
noise/distortion performance
PARAMETER
THD Total harmonic distortion
Vn
Input voltage noise
Noninverting Input
In
Input current noise
Inverting Input
Crosstalk
Differential gain error
Differential phase error
TEST CONDITIONS
G = 2,
RF = 470 Ω,
VCC = ±15 V, f = 1 MHz
VO(PP) = 2 V
VO(PP) = 8 V
G = 2,
RF = 470 Ω,
VCC = ±5 V, f = 1 MHz
VO(PP) = 2 V
VO(PP) = 5 V
VCC = ±5 V, ±15 V
f = 10 kHz
VCC = ±5 V, ±15 V
G = 2,
f = 1 MHz,
VO = 2 VPP
G = 2,
RL = 150 Ω
40 IRE modulation
±100 IRE Ramp
NTSC and PAL
f = 10 kHz
VCC = ±5 V
VCC = ±15 V
VCC = ±5 V
VCC = ±15 V
VCC = ±5 V
VCC = ±15 V
MIN TYP MAX UNIT
138
160
126
MHz
128
20
30
47
MHz
64
1550
500
1000
V/µs
53
ns
64
MIN TYP
− 80
− 75
− 77
− 76
2.2
2.9
10.8
− 67
− 67
0.01%
0.01%
0.011°
0.011°
MAX UNIT
dBc
nV/√Hz
pA/√Hz
dBc
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