RS5C317A Просмотр технического описания (PDF) - RICOH Co.,Ltd.

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RS5C317A

ULTRA-COMPACT HIGH PERFORMANCE SERIAL REAL-TIME CLOCK ICs

RICOH Co.,Ltd. 

RS5C317A/B

BLOCK DIAGRAM

CLKC

32KOUT

32KHz OUTPUT

CONTROL

OSCIN

OSCOUT

OSC DIV

COMPARATOR

ALARM REGISTER

(WEEK,MIN,HOUR)

TIME COUNTER

(SEC,MIN,HOUR,WEEK,DAY,MONTH,YEAR)

ALRM

INTR

OSC

DETECT

ADDRESS

DECODER

ADDRESS

REGISTER

INTERRUPT

CONTROL

SHIFT REGISTER

I/O

CONTROL

TMOUT

SCLK/SCLK*

SIO

CE

*) RS5C317A: SCLK RS5C317B: SCLK

APPLICATIONS

• Communication equipment (Multi-function telephone, portable telephone, PHS, pager)

• Business machine (Facsimile, portable facsimile)

• Personal computer (Desktop type, notebook type, word processor, PDA, electronic notebook, TV games)

• Audio visual equipment (Portable audio equipment, video camera, camera, digital camera, remote control equip-

ment)

• Home use (Rice cooker, microwave range)

PIN CONFIGURATION

• 14pin SSOP (0.65mm pitch)

RS5C317A

CE

1

SCLK 2

SIO

3

CLKC 4

ALRM 5

TMOUT 6

VSS

7

14 VDD

13 32KOUT

12 NC

11 OSCIN

10 OSCOUT

9 NC

8 INTR

CE

SCLK

SIO

CLKC

ALRM

TMOUT

VSS

RS5C317B

1

14

2

13

3

12

4

11

5

10

6

9

7

8

VDD

32KOUT

NC

OSCIN

OSCOUT

NC

INTR

2

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