AB-RTCMC-32.768KHZ-AIGZ datasheet(4/7 Pages) ABRACON

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I2C Interface Dynamic Characteristics

Valid for Tamb= -40°C to +85°C; VDD= 1.3 V to 4.4 V (except where noted)

Parameters

Symbol

Min.

Typ.

Max.

Units

SCL Clock Frequency

fSCL

400

kHz

START Condition Setup Time

(only relevant for a repeated start condition)

tSU:STA

600

START Condition Hold Time

(after this period the first clock pulse is

generated)

tHD:STA

600

Data Setup Time 1)

tSU:DAT

100

Data Hold Time

tHD:DAT

µs

STOP Condition Setup Time

tSU:STO

600

Bus Free Time between STOP and START

condition

tBUF

1.3

µs

SCL “LOW time”

tLOW

1.3

µs

SCL “HIGH time”

tHIGH

600

SCL and SDA Rise Time

300

SCL and SDA Fall Time

300

Watchdog Output Pulse Width

tREC

1. Transmitter must internally provide a hold time to bridge the undefined region (300 ns max) of the falling edge of SCL.

I2C Interface Timing Characteristics

Real Time Clock Module with I2C Bus

3.2 x 1.5 x 0.8 mm

Pb RoHS/RoHS II compliant

AB-RTCMC-32.768kHz-AIGZ-S7

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REVISED: 11.28.2018

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