THS3122 Datasheet, PDF (5/43 Pages) Texas Instruments – LOW-NOISE, HIGH-SPEED, 450 mA CURRENT FEEDBACK AMPLIFIERS

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THS3122, THS3125
SLOS382E – SEPTEMBER 2001 – REVISED MAY 2015
7.4 Electrical Characteristics: Dynamic Performance
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).
PARAMETER
TEST CONDITIONS
MIN TYP MAX UNIT
Small-signal bandwidth (–3 dB)
BW
Bandwidth (0.1 dB)
Full power bandwidth
SR Slew rate⁽¹⁾, G = 8
t_s
Settling time to 0.1%
R_L = 50 Ω
R_L = 50 Ω
R_F = 470 Ω, G = 2
G = –1
G = 2, R_F = 680Ω
G = –1
R_F = 50 Ω, G = 1
R_F = 470 Ω, G = 2
V_O(PP) = 4 V
V_O(PP) = 20 V
V_O = 10 V_PP
V_O = 5 V_PP
V_O = 2 V_PP
V_O= 5 V_PP
V_CC = ±5 V
V_CC = ±15 V
V_CC = ±5 V
V_CC = ±15 V
V_CC = ±5 V
V_CC = ±15 V
V_CC = ±5 V
V_CC = ±15 V
V_CC = ±15 V
V_CC = ±5 V
V_CC = ±15 V
V_CC = ±5 V
V_CC = ±15 V
138
160
126
128
20
30
47
64
1550
500
1000
53
64
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
V/µs
V/µs
V/µs
ns
ns
(1) Slew rate is defined from the 25% to the 75% output levels.
7.5 Electrical Characteristics: Noise and Distortion Performance
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).
PARAMETER
TEST CONDITIONS
MIN TYP MAX UNIT
THD
V_n
I_n
Total harmonic distortion
G = 2, R_F = 470 Ω, V_CC= ±15 V,
f = 1 MHz
G = 2, R_F = 470 Ω, V_CC= ±5 V,
f = 1 MHz
Input voltage noise
Input current ^{Noninverting Input}
noise
Inverting Input
V_CC = ±5 V, ±15 V
V_CC = ±5 V, ±15 V
V_CC = ±5 V, ±15 V
Crosstalk
G = 2, f = 1 MHz, V_O = 2 V_PP
Differential gain error
G = 2, R_L = 150 Ω
40 IRE modulation,
±100 IRE Ramp
NTSC and PAL
V_O(PP) = 2 V
V_O(PP) = 8 V
V_O(PP)= 2 V
V_O(PP)= 5 V
f = 10 kHz
f = 10 kHz
f = 10 kHz
V_CC = ±5 V
V_CC= ±15 V
V_CC = ±5 V
V_CC= ±15 V
–80
–75
–77
–76
2.2
2.9
10.8
–67
–67
0.01%
0.01%
dBc
dBc
dBc
dBc
nV/√Hz
pA/√Hz
pA/√Hz
dBc
dBc
Differential phase error
G = 2, R_L = 150 Ω
40 IRE modulation
±100 IRE Ramp
NTSC and PAL
V_CC = ±5 V
V_CC= ±15 V
0.011
0.011
degrees
degrees
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