UPD16311GC View Datasheet(PDF) - NEC => Renesas Technology

Part Name

Description

Manufacturer

UPD16311GC

1/8- to 1/16-DUTY FIP™ (VFD) CONTROLLER/DRIVER

NEC => Renesas Technology 

BLOCK DIAGRAM

DIN

DOUT

CLK

Serial I/F

STB

VDD

R

OSC

Key1

to

Key4 4

SW1

to

SW4

4

PD16311

Command decoder

Display memory

20 bit × 16 Word

Timing generator

key scan

Key data memory (4 × 12)

5-bit latch

LED1

LED5

Dimming

circuit

20

12

8

8

8

16

8

Seg1

Seg12

Seg13/Grid16

Seg20/Grid9

Grid1

Grid8

VDD

VSS

VEE

(+5 V) (0 V) (−30 V)

2

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