AB-RTCMC-32.768KHZ-B5GA datasheet(3/6 Pages) ABRACON

3 / 6 page

AB-RTCMC-32.768kHz-B5GA-S3

Real Time Clock Module with I2C Bus

3.7 x 2.5 x 0.9 mm

I2C Interface Dynamic Characteristics

All timing values are valid within the operating supply voltage range and references to VIL and VIH with an input voltage swing

from VSS and VDD.

Parameters

Min.

Typ.

Max.

Units

SCL clock frequency (fSCL

)

Hold time (repeated) START condition (tHD;STA)

0.6

µs

Startup time for repeated START condition (tSU;STA)

0.6

µs

LOW period of SCL clock (tLOW

)

HIGH period of SCL clock (tHIGH

)

Bus free time between STOP and START condition (tBUF)

1.3

µs

Rise time of both SDA and SCL signals (tr)

0.3

µs

Fall time of both SDA and SCL signals (tf)

0.3

µs

Capacitive load for each bus line (Cb

)

Data setup time (tSU;DAT

)

Data hold time (tHD;DAT

)

Setup time for STOP condition (tSU;STO

)

Spike pulse width (tw(spike)

)

I2C Interface Timing Characteristics

Note:

The I2C BUS access time between a START and a START condition or between a START and a STOP condition to this device

must be less than one second.

Pb RoHS/RoHS II compliant

LLC

ABRACON IS

ISO9001-2015

CERTIFIED

5101 Hidden Creek Ln Spicewood TX 78669

Phone: 512-371-6159 | Fax: 512-351-8858

For terms and conditions of sales, please visit:

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REVISED: 11.28.2018

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