Datasheet
THS7373
SBOS506A –DECEMBER 2009–REVISED AUGUST 2012
www.ti.com
ELECTRICAL CHARACTERISTICS: V
S+
= +3.3 V (continued)
At T
A
= +25°C, R
L
= 150 Ω to GND, Filter mode, and dc-coupled input/output, unless otherwise noted.
THS7373
TEST
PARAMETER TEST CONDITIONS MIN TYP MAX UNITS LEVEL
(1)
AC PERFORMANCE (HD CHANNELS) (continued)
f = 30 MHz, Filter mode 1.4 Ω C
Output impedance f = 30 MHz, Bypass mode 1 Ω C
Disabled 1.8 || 3 kΩ || pF C
Return loss f = 30 MHz, Filter mode 41 dB C
f = 1 MHz, HD to CVBS channel –78 dB C
Crosstalk f = 1 MHz, CVBS to HD channels –85 dB C
f = 1 MHz, HD to HD channels –78 dB C
DC PERFORMANCE
V
IN
= 0 V, CVBS channel 200 300 400 mV A
Biased output voltage
V
IN
= 0 V, HD channels 200 300 400 mV A
Input voltage range DC input, limited by output –0.1/1.46 V C
V
IN
= –0.1 V, CVBS channel 140 200 μA A
Sync-tip clamp charge current
V
IN
= –0.1 V, HD channels 280 400 μA A
Input impedance 800 || 2 kΩ || pF C
OUTPUT CHARACTERISTICS
R
L
= 150 Ω to +1.65 V 3.15 V C
R
L
= 150 Ω to GND 2.85 3.1 V A
High output voltage swing
R
L
= 75 Ω to +1.65 V 3.1 V C
R
L
= 75 Ω to GND 3 V C
R
L
= 150 Ω to +1.65 V (V
IN
= –0.2 V) 0.04 V C
R
L
= 150 Ω to GND (V
IN
= –0.2 V) 0.03 0.1 V A
Low output voltage swing
R
L
= 75 Ω to +1.65 V (V
IN
= –0.2 V) 0.1 V C
R
L
= 75 Ω to GND (V
IN
= –0.2 V) 0.05 V C
Output current (sourcing) R
L
= 10 Ω to +1.65 V 80 mA C
Output current (sinking) R
L
= 10 Ω to +1.65 V 70 mA C
POWER SUPPLY
Operating voltage 2.6 3.3 5.5 V B
V
IN
= 0 V, all channels on 13.4 16.2 21 mA A
Total quiescent current, no load
V
IN
= 0 V, all channels off, V
DISABLE
= 3 V 0.1 10 μA A
Power-supply rejection ratio
At dc 52 dB C
(PSRR)
LOGIC CHARACTERISTICS
(3)
V
IH
Disabled or Bypass mode 2 1.8 V A
V
IL
Enabled or Filter mode 0.7 0.65 V A
I
IH
Applied voltage = 3.3 V 0.2 μA C
I
IL
Applied voltage = 0 V 0.2 μA C
Disable time 150 ns C
Enable time 150 ns C
Bypass/filter switch time 15 ns C
(3) The logic input pins should not be left floating. They must be connected to logic low (or GND) or logic high (or V
S+
).
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