Datasheet

THS7347
SLOS531B –MAY 2007– REVISED OCTOBER 2011 www.ti.com
ELECTRICAL CHARACTERISTICS, V
A
= V
DD
= 5 V
R
L
= 150Ω || 5pF to GND for Monitor Output, 19kΩ || 8pF Load to GND for Buffer Output, SAG pin shorted to Monitor Output
Pin, unless otherwise noted.
TYP OVER TEMPERATURE
0°C to –40°C to MIN/MAX/
PARAMETER TEST CONDITIONS +25°C +25°C +70°C +85°C UNIT TYP
AC PERFORMANCE
Buffer output 550 MHz Typ
Small-signal
V
O
= 0.2 V
PP
bandwidth (–3 dB)
Monitor output 500 MHz Typ
Buffer output 450 MHz Typ
–1 dB flatness V
O
= 0.2 V
PP
Monitor output 400 MHz Typ
Buffer output V
O
= 1 V
PP
525 MHz Typ
Large-signal
bandwidth (–3 dB)
Monitor output V
O
= 2 V
PP
325 MHz Typ
Buffer output V
O
= 1 V
PP
1200 V/μs Typ
Slew rate
Monitor output V
O
= 2 V
PP
1350 V/μs Typ
Buffer output 1.15 ns Typ
Group delay at
100 kHz
Monitor output 1.15 ns Typ
Buffer output 0.05/0.05 % Typ
Differential gain NTSC/PAL
Monitor output 0.1/0.1 % Typ
Buffer output 0.05/0.05 degrees Typ
Differential phase NTSC/PAL
Monitor output 0.05/0.05 degrees Typ
Buffer output V
O
= 1 V
PP
–71 dB Typ
Total harmonic
distortion f = 1 MHz
Monitor output V
O
= 2 V
PP
–67 dB Typ
Buffer output 63 dB Typ
Signal-to-noise ratio No weighting, up to 100 MHz
Monitor output 65 dB Typ
Buffer output –40 dB Typ
Channel-to-channel
f = 100 MHz
crosstalk
Monitor output –36 dB Typ
Buffer output 64 dB Typ
MUX Isolation f = 100 MHz
Monitor output 66 dB Typ
Buffer output f = 100 kHz; V
O
= 1 V
PP
0 dB Typ
Gain
Monitor output f = 100 kHz; V
O
= 2 V
PP
6 5.8/6.25 5.75/6.3 5.75/6.35 dB Min/Max
Buffer output 6 ns Typ
Settling time V
IN
= 1 V
PP
; 0.5% settling
Monitor output 6 ns Typ
Buffer output 0.3 Ω Typ
Output impedance f = 10 MHz
Monitor output 0.4 Ω Typ
DC PERFORMANCE
Buffer output 15 ±80 ±85 ±85 mV Max
Output offset voltage Bias = dc
Monitor output 20 ±120 ±125 ±125 mV Max
Buffer output 20 μV/°C Typ
Average offset
Bias = dc
voltage drift
Monitor output 20 μV/°C Typ
Bias = dc + shift, V
IN
= 0 V 265 185/370 175/380 170/385 mV Min/Max
Buffer output
Bias = ac 1.5 1.3/1.65 1.25/1.7 1.25/1.7 V Min/Max
Bias output voltage
Bias = dc + shift, V
IN
= 0 V 235 145/345 135/355 130/360 mV Min/Max
Monitor output
Bias = ac 2.65 2.5/2.8 2.45/2.85 2.45/2.85 V Min/Max
Buffer output 295 205/410 200/415 195/420 mV Min/Max
Sync tip clamp
Bias = ac STC, clamp voltage
voltage
Monitor output 300 200/400 195/405 190/410 mV Min/Max
Input bias current Bias = dc; (–) implies I
B
out of the pin –1.4 –3.0 –3.5 –3.5 μA Max
Average bias current drift Bias = dc 10 nA/°C Typ
Bias = ac STC, low bias 2.4 0.9/3.9 0.8/4.0 0.7/4.1 μA Min/Max
Sync tip clamp bias current Bias = ac STC, mid bias 6.2 3.9/8.4 3.8/8.6 3.7/8.7 μA Min/Max
Bias = ac STC, high bias 8.6 6/11.2 5.8/11.4 5.7/11.5 μA Min/Max
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