THS7368_14 Datasheet, PDF (9/41 Pages) Texas Instruments – 6-Channel Video Amplifier with 3-SD and 3-SD/ED/HD/Full-HD Filters and 6-dB Gain

THS7368
www.ti.com
SBOS497 – DECEMBER 2009
ELECTRICAL CHARACTERISTICS: V_S+ = +5 V (continued)
At T_A = +25°C, R_L = 150 Ω to GND, Filter mode, and dc-coupled input/output, unless otherwise noted.
THS7368
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
AC PERFORMANCE (SF CHANNELS, FULL/TRUE-HD FILTER)
Passband bandwidth
–1 dB; V_O = 0.2 V_PP and 2 V_PP
53
60
66
Small- and large-signal bandwidth
–3 dB; V_O = 0.2 V_PP and 2 V_PP
60
72
83
Attenuation
With respect to 500 kHz, f = 54 MHz
–0.5
0.5
2
With respect to 500 kHz, f = 148 MHz
33
40
Group delay
f = 100 kHz
11
Group delay variation
f = 54 MHz with respect to 100 kHz
4
Channel-to-channel delay
0.3
Total harmonic distortion
f = 20 MHz, V_O = 1.4 V_PP
–57
100 kHz to 60 MHz, non-weighted
60
Signal-to-noise ratio
Unified weighting
70
Gain
Output impedance
All channels, T_A = +25°C
All channels, T_A = –40°C to +85°C
f = 60 MHz
5.7
6
6.3
5.65
6.35
1.5
Return loss
f = 60 MHz
40
f = 50 MHz, SF to SD channels
–63
Crosstalk
f = 50 MHz, SD to SF channels
–68
f = 50 MHz, SF to SF channels
–50
AC PERFORMANCE (SF CHANNELS, BYPASS)
Passband bandwidth
Small-signal bandwidth
Slew rate
Group delay
–1 dB; V_O = 0.2 V_PP
–3 dB; V_O = 0.2 V_PP
V_O = 2 V_PP
f = 100 kHz
190
300
260
375
460
600
2.4
Channel-to-channel delay
0.3
Total harmonic distortion
f = 20 MHz, V_O = 1.4 V_PP
–68
100 kHz to 100 MHz, non-weighted
60
Signal-to-noise ratio
100 kHz to 100 MHz, unified weighting
70
Gain
Output impedance
All channels, T_A = +25°C
All channels, T_A = –40°C to +85°C
f = 100 MHz
Disabled
5.7
6
6.3
5.65
6.35
3
2 || 3
Return loss
f = 100 MHz
34
f = 50 MHz, SF to SD channels
–50
Crosstalk
f = 50 MHz, SD to SF channels
–66
f = 50 MHz, SF to SF channels
–40
TEST
UNITS LEVEL⁽¹⁾
MHz
B
MHz
B
dB
A
dB
A
ns
C
ns
C
ns
C
dB
C
dB
C
dB
C
dB
A
dB
B
Ω
C
dB
C
dB
C
dB
C
dB
C
MHz
B
MHz
B
V/µs
B
ns
C
ns
C
dB
C
dB
C
dB
C
dB
B
dB
B
Ω
C
kΩ || pF
C
dB
C
dB
C
dB
C
dB
C
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