SC9256 Ver la hoja de datos (PDF) - Silan Microelectronics

Número de pieza

componentes Descripción

Fabricante

SC9256

PLL FOR DTS

Silan Microelectronics 

Silan

Semiconductors

SC9256

REGISTER ASSIGMENTS

Address=D0H

LSB

LSB

P0 P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 P11 P12 P13 P14 P15 R0 R1 R2 R3 FM MODE OSC1 OSC2

Address=D2H

Programmable counter data

(*2)

Reference

frequency

code data

Programmable Crystal

counter

oscillator

mode

selection bits

G0 G1 -- IF1 IF2 O4C DOHZ RESET START TEST XT -- -- M5 M6 O1 O2 O3 O4 -- -- --

Gate

time

select

CLK RESET TEST

I/O port

bit

bit

bit

and general-purpose

counter switching bits

DOHZ

bit

START

bit

Also used as

general-purpose

counter input

selection bits

Output port output data

I/O port control

O5 O6

Address=D1H

LSB

f0 f1 f2 f3 f4 f5 f6 f7 f8 f9 f10 f11 f12 f13 f14 f15 f16 f17 f18 f19 OVER BUSY "0" "0"

General-purpose counter data

Not

used

Address=D3H

ENA- UN

BLE LOCK

PE1

PE2

PE3

"0"

"0"

"0"

"0"

"0"

0

0

0 M5 M6 O1 O2 O3 O4 0

Lock detection data

Not used

I/O port control data

Output data

0 0 I5 I6

Input data

When power is turned on, the input registers are set as shown below.

Address=D0H

LSB

MSB

(*1) (*1) (*1) (*1) (*1) (*1) (*1) (*1) (*1) (*1) (*1) (*1) (*1) (*1) (*1) (*1) 1 1 1 1 1 1 0 0

Address=D2H

000000000000000000000000

Note: 1. Data are undefined.

2. Set data to “0” for test bit.

HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD

REV: 1.0

7

2002.01.30.

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