Datasheet

THS7374
www.ti.com SLOS590B –JULY 2008–REVISED JANUARY 2011
ELECTRICAL CHARACTERISTICS V
S+
= +3.3 V
R
L
= 150 Ω to GND and dc-coupled input and output, Filter Mode, unless otherwise noted.
THS7374
TYP OVER TEMPERATURE
MIN/
0°C to –40°C to TYP/
PARAMETER TEST CONDITIONS +25°C +25°C +70°C +85°C MAX UNITS
AC PERFORMANCE
Min/
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 MHz
Max
Min/
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 MHz
Max
–1 dB passband bandwidth 8.2 Typ MHz
Bypass mode bandwidth (–3 dB) V
O
= 0.2 V
PP
150 Typ MHz
Slew rate Bypass mode 130 Typ V/ms
Min/
f = 6.75 MHz
(2)
0.25 –0.9/1.1 –1/1.4 –1.1/1.6 dB
Attenuation
Max
with respect to 500 kHz
f = 27 MHz
(2)
54 42 40 39 Min dB
Group delay f = 100 kHz 70 Typ ns
Group delay variation
f = 5.1 MHz 8.5 Typ ns
with respect to 100 kHz
Channel-to-channel delay 0.3 Typ ns
Differential gain (NTSC/PAL) NTSC/PAL 0.15/0.25 TYP %
Differential phase (NTSC/PAL) NTSC/PAL 0.3/0.35 Typ °
Total harmonic distortion f = 1 MHz; V
O
= 2 V
PP
–65 Typ dB
100 kHz to 6 MHz: non-weighted/
Signal-to-noise ratio 70/78 Typ dB
unified weighting
Channel-to-channel crosstalk f = 1 MHz –55 Typ dB
Min/
AC gain—all channels 6 5.7/6.3 5.65/6.35 5.65/6.35 dB
Max
Output impedance f = 5 MHz; filter mode 0.7 Typ Ω
DC PERFORMANCE
Min/
Biased output voltage/level shift V
IN
= 0 V 300 210/390 200/400 190/410 mV
Max
Input voltage range DC input, limited by output –0.1/1.46 Typ V
Sync tip clamp charge current V
IN
= –0.1 V 200 140 130 120 Min mA
Input resistance 800 Typ kΩ
Input capacitance 2 Typ pF
OUTPUT CHARACTERISTICS
R
L
= 150 Ω to +1.65 V 3.15 Typ V
R
L
= 150 Ω to GND 3.1 2.85 2.75 2.75 Min V
High output voltage swing
R
L
= 75 Ω to +1.65 V 3.1 Typ V
R
L
= 75 Ω to GND 3 Typ V
R
L
= 150 Ω to +1.65 V (V
IN
= –0.2 V) 0.05 Typ V
R
L
= 150 Ω to GND (V
IN
= –0.2 V) 0.03 0.12 0.16 0.17 Max V
Low output voltage swing
R
L
= 75 Ω to +1.65 V (V
IN
= –0.2 V) 0.1 Typ V
R
L
= 75 Ω to GND (V
IN
= –0.2 V) 0.05 Typ V
Output current (sourcing) R
L
= 10 Ω to +1.65 V 80 Typ mA
Output current (sinking) R
L
= 10 Ω to +1.65 V 70 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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