SC73C1602QC-XXX 查看數據表（PDF） - Silan Microelectronics

零件编号

产品描述 (功能)

生产厂家

SC73C1602QC-XXX

4-BIT MCU FOR REMOTE CONTROLLER(MASK TYPE)

Silan Microelectronics 

PIN DESCRIPTION

Symbol

Description

VDD

Power Supply positive

GND

Power Supply negative

RSTN

Reset pin (active low)

XT1

OSC output pin

XT2

OSC input pin

4-bit I/O pin.

P00~P03

In input mode, it is used as the keyboard-scan input port (with internal pull-down resistor).

In output mode, it is used as the keyboard-scan output port.

P10~P13

Same as P00-P03

P20~P23

Same as P00-P03

P50-P52

Same as P00-P03

P53

Outputs remote control signal with carrier.

Note: The package of the IC is to be determined by customer.

PORT BLOCK DIAGRAMS

Port data

Pin

OUTPUT

I/O control

Port

detection

PIN_DECT

INPUT

data bus

key-on

wakeup input

Port read

Carrier rectify

Carrier

Register

PORT P53

P0, P1, P2, P50, P51, P52 Configuration

Voltage drop detection

control at operating

Carrier close

P53 configuration

Note: The I/O mode of P0, P1, P2 , P5 port refer to the PR register.

HANGZHOU SILAN MICROELECTRONICS CO.,LTD

Http: www.silan.com.cn

Port P53

REV:2.5 2009.07.20

Page 6 of 23

Share Link: