參數(shù)資料
型號(hào): UPD75048GC
廠商: NEC Corp.
英文描述: 4-BIT SINGLE-CHIP MICROCOMPUTER
中文描述: 4位單片機(jī)
文件頁(yè)數(shù): 17/68頁(yè)
文件大?。?/td> 538K
代理商: UPD75048GC
17
μ
PD75048
3.5
PROCESSING OF UNUSED PINS
Pin
Recommended Condition
P00/INT4
P01/SCK
P02/SO/SB0
P03/SI/SB1
Connect to V
ss
Connect to V
SS
or V
DD
P10/INT0-P12/INT2
P13/TI0
P20/PTO0
P21/PPO
P22/PCL
P23/BUZ
P30-P33
P40-P43
P50-P53
P60/KR0-P63/KR3
P70/KR4-P73/KR7
P80-P83
Input:
Output:Open
Connect to V
SS
or V
DD
P90-P93
P100/MAR
P101/MAI
P102/MAZ
P103/MAT
P110/AN0-P113/AN3
AN4-AN7
AV
REF+
AV
REF-
AV
SS
AV
DD
XT1
Connect to V
SS
Connect to V
DD
Connect to V
SS
or V
DD
XT2
IC
Open
Connect directly to V
DD
Connect to V
SS
Connect to V
SS
or V
DD
#
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