TLV1572

2.7 V TO 5.5 V, 10-BIT, 1.25 MSPS

SERIAL ANALOG-TO-DIGITAL CONVERTER WITH AUTO-POWERDOWN

SLAS171A – DECEMBER 1997– REVISED SEPTEMBER 1998

3

POST OFFICE BOX 655303

– 0.3 V to 6.5 V

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Analog input voltage range

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Reference input voltage

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Digital input voltage range

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– 40

°C to 150°C

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0

°C to 70°C

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– 65

°C to 150°C

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Lead temperature 1.6 mm (1/16 inch) from case for 10 seconds

260

°C

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† Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only, and

functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not

implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.

recommended operating conditions

power supply

MIN

NOM

MAX

UNIT

VCC

Supply voltage

2.7

5.5

V

analog inputs

MIN

MAX

UNIT

VAIN

Analog input voltage

GND

VREF

V

VREF

Reference input voltage

2.7

VCC

V

digital inputs

MIN

NOM

MAX

UNIT

High-level input voltage, VIH

VCC = 3 V to 5.5 V

2.1

2.4

V

Low-level input voltage, VIL

VCC = 3 V to 5.5 V

0.8

V

Input SCLK frequency

VCC = 4.5 V to 5.5 V

20

MHZ

SCLK pulse duration, clock high, tw(SCLKH)

VCC = 4.5 V to 5.5 V

23

ns

SCLK pulse duration, clock low, tw(SCLKL)

VCC = 4.5 V to 5.5 V

23

ns

Input SCLK frequency

VCC = 3 V

10

MHZ

SCLK pulse duration, clock high, tw(SCLKH)

VCC = 3 V

45

ns

SCLK pulse duration, clock low, tw(SCLKL)

VCC = 3 V

45

ns