THS7347

SLOS531B

– MAY 2007 – REVISED OCTOBER 2011

www.ti.com

ELECTRICAL CHARACTERISTICS, VA = VDD = 3.3 V (continued)

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

DC PERFORMANCE, continued

Input bias current

Bias = dc; (

–) implies IB out of the pin

–1.3

–3.0

–3.5

–3.5

μA

Max

Average bias current drift

Bias = dc

10

nA/

°C

Typ

Bias = ac STC, low bias

2.3

0.9/3.6

0.8/3.8

0.7/3.9

μA

Min/Max

Sync tip clamp bias current

Bias = ac STC, mid bias

5.8

3.8/8.0

3.7/8.2

3.6/8.3

μA

Min/Max

Bias = ac STC, high bias

8.1

5.7/10.8

5.6/11.0

5.5/11.1

μA

Min/Max

INPUT CHARACTERISTICS

Input voltage range

Bias = dc

0 to 2

V

Typ

Bias = ac bias mode

25

k

Ω

Typ

Input resistance

Bias = dc, dc + shift, ac STC

3

M

Ω

Typ

Input capacitance

1.5

pF

Typ

OUTPUT CHARACTERISTICS: MONITOR OUTPUT

RL = 150 Ω to 1.65 V

3.15

2.9

2.8

2.8

V

Min

RL = 150 Ω to GND

3.05

2.85

2.75

2.75

V

Min

High output voltage swing

RL = 75 Ω to 1.65 V

3.05

V

Typ

RL = 75 Ω to GND

2.9

V

Typ

RL = 150 Ω to 1.65 V

0.15

0.25

0.28

0.29

V

Max

RL = 150 Ω to GND

0.1

0.18

0.21

0.22

V

Max

Low output voltage swing

RL = 75 Ω to 1.65 V

0.25

V

Typ

RL = 75 Ω to GND

0.08

V

Typ

Sourcing

80

50

47

45

mA

Min

Output current

RL = 10 Ω to 1.65 V

Sinking

75

50

47

45

mA

Min

OUTPUT CHARACTERISTICS: BUFFER OUTPUT

High output voltage swing

2

1.8

1.75

1.75

V

Min

(Limited by input range and G = 0 dB)

Load = 19 k

Ω ∥ 8 pF to 1.65 V

Low Output voltage swing

0.05

0.12

0.13

0.14

V

Max

(Limited by input range and G = 0 dB)

Sourcing

RL = 10 Ω to GND

80

50

47

45

mA

Min

Output Current

Sinking

RL = 10 Ω to 1.65 V

75

50

47

45

mA

Min

POWER SUPPLY: ANALOG

Maximum operating voltage

VA

3.3

5.5

5.5

5.5

V

Max

Minimum operating voltage

VA

3.3

2.7

2.7

2.7

V

Min

Maximum quiescent current

VA, dc + shift mode, VIN = 100 mV

80

100

103

105

mA

Max

Minimum quiescent current

VA, dc + shift mode, VIN = 100 mV

80

60

57

55

mA

Min

Power supply rejection (+PSRR)

Buffer output

50

dB

Typ

POWER SUPPLY: DIGITAL

Maximum operating voltage

VDD

3.3

5.5

5.5

5.5

V

Max

Minimum operating voltage

VDD

3.3

2.7

2.7

2.7

V

Min

Maximum quiescent current

VDD, VIN = 0 V

0.65

1.2

1.3

1.4

mA

Max

Minimum quiescent current

VDD, VIN = 0 V

0.65

0.35

0.3

0.25

mA

Min

DISABLE CHARACTERISTICS: ALL CHANNELS DISABLED

Quiescent current

All channels disabled

0.1

μA

Typ

Turn-on time delay (tON)

5

μs

Typ

Time for lS to reach 50% of final value

after I2C control is initiated

Turn-on time delay (tOFF)

2

μs

Typ

4

Copyright

© 2007–2011, Texas Instruments Incorporated