MSC1215 datasheet(2/22 Pages) OKI

Part #	MSC1215

Description	17 x 2 Duplex Driver with Dimming, Keyscan and A/D Converter Function

PDF	22 Pages

Scroll/Zoom	100%

Manufacturer	OKI [OKI electronic componets]

Direct Link	http://www.oki.com

Logo

2 / 22 page

2/22

MSC1215-xx

¡ Semiconductor

BLOCK DIAGRAM

GRID1

GRID2

OSC1

VDD

GND

DATA I/O

OSC0

CLOCK

SW2

SW1

PWMOUT

SEG1

SEG17

34Æ17 Segment Control

17 Segment VF Tube Driver

P. O. R

Regulator

bit 34-18

(Grid2)

bit 17-1

(Grid1)

34-bit Latch

D bit34

bit1

Test

Mode

Select

3-bit

Latch

Test1-8

SW1 (VF Data)

SW2 (Keyscan)

SW3 (A/D)

3-bit

S/R

34-bit Shift Register

to PWM OUT

Timing

Timing Generator

Grid

Pre-driver

OSC

MUX

Latch

PWM

Logarithm Counter

Select

D/A

Decoder

De-glitch

PWM detector

Look up table

6-bit dig. comp.

SW3

Set

out

4-bit

Latch

Timing

Generator

Detector

Read Enable

"H"at SW2 ON

Row

Col

Channel

Select

Timing

Generator

36-bit

S/R

6ch 6-bit

A/D

& Logic

"H" at SW3 ON

Read Eable

CH1

CH2

CH3

CH4

CH5

CH6

VREF

12-bit Presetable S/R

With 100kW pull-up resistor

32 1

3 2 1

MSC1215 Datasheet(PDF) 2 Page - OKI electronic componets

MSC1215 Datasheet(HTML) 2 Page - OKI electronic componets

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22

Datasheet Download

Link URL