參數(shù)資料
型號(hào): UPD75312B
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): 63/77頁
文件大?。?/td> 587K
代理商: UPD75312B
63
μ
PD75312B, 75316B
DATA RETENTION CHARACTERISTICS IN DATA MEMORY STOP MODE AND LOW SUPPLY VOLTAGE
(Ta = –40 to +85
°
C)
* 1.
Current to the on-chip pull-up resistor is not included.
Oscillation stabilization wait time is time to stop CPU operation to prevent unstable operation upon oscillation
start.
According to the setting of the basic interval timer mode register (BTM) (see below).
2.
3.
0
0
0
2
20
/f
X
(approx. 250 ms)
0
1
1
2
17
/f
X
(approx. 31.3 ms)
1
0
1
2
15
/f
X
(approx. 7.82 ms)
1
1
1
2
13
/f
X
(approx. 1.95 ms)
BTM3
BTM2
BTM1
BTM0
Data Retention Timing (STOP Mode Release by RESET)
STOP Instruction Execution
V
DD
V
DDDR
Operating Mode
HALT Mode
STOP Mode
Data Retention Mode
t
WAIT
RESET
t
SREL
Internal Reset Operation
Wait Time
(Values at f
X
= 4.19 MHz in parentheses)
2.0
6.0
V
V
DDDR
= 2.0 V
0.3
15
μ
A
0
μ
s
Release by RESET
2
17
/f
X
ms
Release by interrupt request
*3
ms
PARAMETER
SYMBOL
TEST CONDITIONS
MIN.
TYP.
MAX.
UNIT
Release signal set time
Oscillation stabilization wait
time
*2
t
WAIT
Data retention supply voltage
Data retention supply current
*1
V
DDDR
I
DDDR
t
SREL
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