TC1322 Datasheet, PDF(4/16 Page) Microchip Technology – 12-Bit Digital-to-Analog Converter with Two-Wire Interface

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TC1322 Datasheet, PDF (4/16 Pages) Microchip Technology – 12-Bit Digital-to-Analog Converter with Two-Wire Interface

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TC1322

TC1322 ELECTRICAL SPECIFICATIONS (CONTINUED)

Electrical Characteristics: VDD = 2.7V to 5.5V, -40Â°C â¤ TA â¤ +85Â°C, VREF = 1.2V, CL = 80pF, unless otherwise noted.

Symbol

Parameter

Min

Typ

Max

Unit

Test Conditions

Serial Port AC Timing

fSMB

SMBus Clock Frequency

100

tIDLE

Bus Free Time Prior to New Transition

4.7

tH(START)

START Condition Hold Time

4.0

tSU(START) START Condition Setup Time

4.7

tSU(STOP)

tH-DATA

tSU-DATA

tLOW

tHIGH

tPOR

Note 1:

STOP Condition Setup Time

4.0

Data In Hold Time

100

Data In Setup Time

100

Low Clock Period

4.7

High Clock Period

SMBus Fall Time

300

SMBus Rise Time

1000

Power-on Reset Delay

500

SDA and SCL must be connected to VDD or GND.

Measured at VOUT â¥ 50mV referred to GND to avoid output buffer clipping.

kHz

Âµsec

nsec

Âµsec

nsec

Âµsec

90% SCL to 10% SDA

(for Repeated START

Condition)

10% to 10%

90% to 90%

90% to 10%

10% to 90%

VDD â¥ VPOR (Rising Edge)

DS21388B-page 4

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