PT7C4300W datasheet(2/17 Pages) PERICOM

Part #	PT7C4300W

Description	Real-time Clock Module (I짼c Bus)

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Manufacturer	PERICOM [Pericom Semiconductor Corporation]

Direct Link	http://www.pericom.com

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PT0222(02/06)

Ver: 0

2

Data Sheet

PT7C4300

Real-time Clock Module (I

2C Bus)

Function Block

Recommended Layout for Crystal

Crystal Specifications

Parameter

Symbol

Min

Typ

Max

Unit

Nominal Frequency

fO

32.768

kHz

Series Resistance

ESR

40

k

Ω

Load Capacitance

CL

12.5

pF

The crystal, traces and crystal input pins should be isolated from RF generating signals.

32.768kHz

Crystal

X2

X1

PT7C4307

Guard Ring

(connect to gound)

Local Ground plane

Layer 2

PT7C4300

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PT7C4300W Datasheet(PDF) 2 Page - Pericom Semiconductor Corporation

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