參數(shù)資料
型號: UPD753012A
廠商: NEC Corp.
元件分類: 4位微控制器
英文描述: 4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER
中文描述: 4位單片機的小型通用紅外遙控器
文件頁數(shù): 12/88頁
文件大小: 438K
代理商: UPD753012A
12
μ
PD753012A, 753016A, 753017A
Data Sheet U11662EJ2V0DS00
3.2 Non-port Pins (2/2)
Pin Name
I/O
Alternate
Function
Function
After Reset
I/O Circuit
Type
Note
X1
Input
X2
XT1
Input
XT2
RESET
Input
System reset input (low level active)
<B>
IC
Internally connected. Connect directly to V
DD
.
V
DD
Positive power supply
V
SS
GND
Note
Circuit types enclosed in brackets indicate the Schmitt trigger input.
Crystal/ceramic connection pin for the mainsystem
clock oscillation. When inputting the external
clock, input the external clock to pin X1, and the
inverted phase of the external clock to pin X2.
Crystal connection pin for the subsystem clock
oscillation. When the external clock is used, input
the external clock to pin XT1, and the inverted
phase of the external clock to pin XT2. Pin XT1 can
be used as a 1-bit input (test) pin.
相關(guān)PDF資料
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UPD753012AGC 4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER
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