THS7375 Datasheet, PDF (3/36 Pages) Texas Instruments – 4-Channel SDTV Video Amplifier with 6th-Order Filters and 5.6-V/V Gain

THS7375
www.ti.com......................................................................................................................................................................................... SBOS449 – SEPTEMBER 2008
ELECTRICAL CHARACTERISTICS: V_S+ = +3.3 V
R_L = 150 Ω to GND, dc-coupled input and output, Filter Mode, unless otherwise noted.
THS7375
PARAMETER
TEST CONDITIONS
TYP
+25°C
OVER TEMPERATURE
MIN/
0°C to –40°C to TYP/
+25°C
+70°C
+85°C MAX UNITS
AC PERFORMANCE
Small-signal bandwidth (–3 dB)
V_O = 0.2 V_PP(1)
9.5
7.6/11.4
7.4/11.6
7.3/11.7
Min/
Max
MHz
Large-signal bandwidth (–3 dB)
V_O = 2 V_PP ⁽¹⁾
9.5
7.6/11.4
7.4/11.6
7.3/11.7
Min/
Max
MHz
–1 dB passband bandwidth
8
Typ MHz
Bypass mode bandwidth (–3 dB)
Slew rate
Attenuation
with respect to 500 kHz
V_O = 0.2 V_PP
Bypass mode
f = 6.75 MHz⁽²⁾
f = 27 MHz⁽²⁾
70
Typ MHz
150
Typ V/µs
0.3
–0.9/1.1
–1/1.4
–1.1/1.6
Min/
Max
dB
54
42
40
39
Min dB
Group delay
f = 100 kHz
75
Typ ns
Group delay variation
with respect to 100 kHz
f = 5.1 MHz
10
Typ ns
Channel-to-channel delay
0.3
Typ ns
Differential gain
NTSC/PAL
0.2/0.3
TYP %
Differential phase
NTSC/PAL
0.35/0.5
Typ
°
Total harmonic distortion
Signal-to-noise ratio
f = 1 MHz, V_O = 2 V_PP
100 kHz to 6 MHz: non-weighted /
unified weighting
–65
61 / 70
Typ dB
Typ dB
Channel-to-channel crosstalk
f = 1 MHz, worst case
–55
Typ dB
AC gain—all channels
Output impedance
f = 5 MHz, Filter Mode
14.95
14.7/15.3
14.6/15.4
14.6/15.4
Min/
Max
dB
1.4
Typ
Ω
DC PERFORMANCE
Biased output voltage
V_IN = 0 V
320
170/430
160/440
150/450
Min/
Max
mV
Input voltage range
Sync tip clamp charge current
Input resistance
DC input, limited by output
–0.1/0.52
Typ
V
V_IN = –0.1 V
200
140
130
120 Min µA
800
Typ kΩ
Input capacitance
2
Typ pF
OUTPUT CHARACTERISTICS
High output voltage swing
Low output voltage swing
Output current (sourcing)
Output current (sinking)
R_L = 150 Ω to +1.65 V
R_L = 150 Ω to GND
R_L = 75 Ω to +1.65 V
R_L = 75 Ω to GND
R_L = 150 Ω to +1.65 V (V_IN = –0.2 V)
R_L = 150 Ω to GND (V_IN = –0.2 V)
R_L = 75 Ω to +1.65 V (V_IN = –0.2 V)
R_L = 75 Ω to GND (V_IN = –0.2 V)
R_L = 10 Ω to +1.65 V
R_L = 10 Ω to +1.65 V
3.15
3.1
3.1
3
0.05
0.02
0.1
0.05
80
70
2.85
0.12
2.75
0.16
Typ
V
2.75 Min
V
Typ
V
Typ
V
Typ
V
0.17 Max V
Typ
V
Typ
V
Typ mA
Typ mA
(1) The min/max values listed for this specification are ensured by design and characterization only.
(2) 3.3-V supply filter specifications are ensured by 100% testing at 5-V supply along with design and characterization only.
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