THS7347

www.ti.com

SLOS531B

– MAY 2007 – REVISED OCTOBER 2011

RECOMMENDED OPERATING CONDITIONS

MIN

NOM

MAX

UNIT

VDD

Digital supply voltage

2.7

5

V

VA

Analog supply voltage. Must be equal to or greater than VDD

VDD

5

V

TA

Ambient temperature

–40

+85

°C

ELECTRICAL CHARACTERISTICS, VA = VDD = 3.3 V

RL = 150 Ω ∥ 5 pF to GND for Monitor Output, 19 kΩ || 8 pF 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

500

MHz

Typ

Small-signal

VO = 0.2 VPP

bandwidth (

–3 dB)

Monitor output

450

MHz

Typ

Buffer output

425

MHz

Typ

–1 dB flatness

VO = 0.2 VPP

Monitor output

375

MHz

Typ

Buffer output

VO = 1 VPP

475

MHz

Typ

Large-signal

bandwidth (

–3 dB)

Monitor output

VO = 2 VPP

240

MHz

Typ

Buffer output

VO = 1 VPP

1050

V/

μs

Typ

Slew rate

Monitor output

VO = 2 VPP

1050

V/

μs

Typ

Buffer output

1.2

ns

Typ

Group delay at

100 kHz

Monitor output

1.2

ns

Typ

Buffer output

0.05/0.05

%

Typ

Differential gain

NTSC/PAL

Monitor output

0.1/0.1

%

Typ

Buffer output

0.1/0.15

degrees

Typ

Differential phase

NTSC/PAL

Monitor output

0.15/0.2

degrees

Typ

Buffer output

VO = 1 VPP

–58

dB

Typ

Total harmonic

distortion f = 1 MHz

Monitor output

VO = 2 VPP

–57

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; VO = 1 VPP

0

dB

Typ

Gain

Monitor output

f = 100 kHz; VO = 2 VPP

6

5.8/6.25

5.75/6.3

5.75/6.35

dB

Min/Max

Buffer output

6

ns

Typ

Settling time

VIN = 1 VPP; 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, VIN = 0 V

255

175/355

165/365

160/370

mV

Min/Max

Buffer output

Bias = ac

1.0

0.85/1.15

0.8/1.2

0.8/1.2

V

Min/Max

Bias output voltage

Bias = dc + shift, VIN = 0 V

235

145/350

135/360

130/365

mV

Min/Max

Monitor output

Bias = ac

1.7

1.55/1.85

1.5/1.9

1.5/1.9

V

Min/Max

Buffer output

290

200/405

195/410

190/415

mV

Min/Max

Sync tip clamp

Bias = ac STC, clamp voltage

voltage

Monitor output

300

200/400

195/405

190/410

mV

Min/Max

Copyright

© 2007–2011, Texas Instruments Incorporated

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