LC72346W 查看數據表（PDF） - SANYO -> Panasonic

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产品描述 (功能)

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LC72346W

Ultralow-Voltage ETR Controller with On-Chip LCD Driver

SANYO -> Panasonic 

Block Diagram

LC72346W, 72347W

XIN

XOUT

FMIN

AMIN

VSS

VDC1

VDC3

VADJ

RES

TEST1

TEST2

PA0

PA1

PA2

PA3

PB0

PB1

PB2

PB3

PC0

PC1

PC2

PC3

INT0/PD0

INT1/PD1

PD2

PD3

PK0

SCK1/PK1

SO1/PK2

SI1/PK3

DIVIDER

SYSTEM CLOCK

GENERATOR

1/2

1/16,1/17

REFERENCE DIVIDER

PROGRAMMBLE DIVIDER

PHASE

DETECTOR

EO

1/2

1/8

1/2

1/2

Clock Control

PLL DATA LATCH

PLL CONTROL

LCDA/B

S1

SEG

4 LA 7

LCPA/B

LCD

80 PORT

DRIVER

*

P-ON

RESET

BUS

DRIVER

* DATA

LATCH

/

BUS

DRIVER

DATA

LATCH

/

BUS

DRIVER

DATA

LATCH

/

BUS

DRIVER

SIO

DATA

LATCH

/

BUS

DRIVER

RAM

256×4bits

(LC72346)

512×4bits

(LC72347)

ADDRESS

DECODER

BANK

ROM

4k×16bits

(LC72346)

6K×16bits

(LC72347)

BUS

CONTROL

INSTRUCTION

DECODER

ADDRESS DECODER

SKIP

14

ADDRESS COUNTER

14

STACK

JMP

CAL

RETURN

INTERRUPT

RESET

BANK CF

LATCH

A

ALU

LATCH

B

TIMER 0

JUDGE

MPX

(6bits)

DATA BUS

DATA

LATCH

/

BUS

DRIVER

DATA

LATCH

/

BUS

DRIVER

COMMON

DRIVER

BEEP TONE

DATA

LATCH

MPX

/

BUS

DRIVER

MPX

DATA

LATCH

/

BUS

DRIVER

S12

S13/PH0

S14/PH1

S15/PH2

S16/PH3

S17/PG0

S18/PG1

S19/PG2

S20/PG3

COM4

COM3

COM2

COM1

PE0/BEEP

PE1

VDDRAM

VDD

PF0/ADI0

PF1/ADI1

PF2/ADI3

No. 6651-6/12

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