參數(shù)資料
型號(hào): UPD7554AGA
廠商: NEC Corp.
英文描述: 4-BIT SINGLE-CHIP MICROCOMPUTER
中文描述: 4位單片機(jī)
文件頁數(shù): 44/64頁
文件大?。?/td> 991K
代理商: UPD7554AGA
44
μ
PD7554A, 7554A(A)
CHARACTERISTICS OF DATA MEMORY DATA RETENTION AT LOW SUPPLY VOLTAGE IN STOP MODE
μ
PD7554A
: T
a
= –10 to +70
°
C
μ
PD7554A(A) : T
a
= –40 to +85
°
C
Parameter
Symbol
Test Conditions
MIN.
TYP.
MAX.
Unit
Data retention supply voltage
V
DDDR
2.0
6.0
V
Data retention supply current
I
DDDR
V
DDDR
= 2.0 V
0.1
5
μ
A
Data retention high RESET
input voltage
V
IHDR
0.9 V
DDDR
V
DDDR
+0.2
V
RESET setup time
t
SRS
0
μ
s
RESET hold time
t
HRS
0
μ
s
Data Retention Timing
1
3
2
4
2
4
V
DD
RESET
STOP Instruction
Execution
STOP
t
SRS
t
HRS
Data Retention Mode
Operating Mode
1 V
DDDR
2 V
IH1
3 V
IHDR
4 IL
1
Caution In the data retention mode, every input must be below V
DDDR
.
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