SC9257 Просмотр технического описания (PDF) - Silan Microelectronics

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Компоненты Описание

производитель

SC9257

0.3-6.0V PLL for digital tuning systems (DTS)

Silan Microelectronics 

Silan

Semiconductors

SC9257

(Continued)

Pin No. Symbol

Pin name

Description

Circuit diagram

General-purpose General-purpose I/O port input/output

I/O

ports/ pin. Can be switched for use as signal VDD

I/O- General-purpose input pin to measure low-frequency

18

7/SCIN counter

cycle signal cycles.

measurement

(note) This pin is set for input when

input

power is turned on.

19

DO1 Phase comparator

VDD

These pins are for phase comparator

output (General-

tri-state output. DO1 and DO2 are

20 DO2/OT-4 purpose output

output in parallel.

ports)

15

GND

Power supply pins Applies 5.0V±10%

12

VDD

HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD

REV: 1.0

6

2001.10.18

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