參數(shù)資料
型號: μPD750004
廠商: NEC Corp.
英文描述: 4 Bit Single Chip Microcontrollers(4位單片微控制器)
中文描述: 4位單片微控制器(4位單片微控制器)
文件頁數(shù): 66/84頁
文件大?。?/td> 464K
代理商: ΜPD750004
66
m
PD750004, 750006, 750008, 750004(A), 750006(A), 750008(A)
Parameter
Symbol
Release signal setting time
Oscillation settling time
Note 1
t
SREL
t
WAIT
Note 2
Note 3
Release by RESET
Release by interrupt request
Conditions
DATA HOLD CHARACTERISTICS BY LOW SUPPLY VOLTAGE IN DATA MEMORY STOP MODE
(T
A
= -40 to +85 °C)
Notes 1.
CPU operation stop time for preventing unstable operation at the beginning of oscillation.
2.
Select either 2
17
/f
X
or 2
15
/f
X
with the mask option.
3.
This value depends on the settings of the basic interval timer mode register (BTM) shown below.
Data hold timing (STOP mode release by RESET)
Data hold timing (standby release signal: STOP mode release by interrupt signal)
-
-
-
-
0
1
0
1
0
1
1
1
0
0
1
1
2
20
/f
X
(approx. 250 ms)
2
17
/f
X
(approx. 31.3 ms)
2
15
/f
X
(approx. 7.81 ms)
2
13
/f
X
(approx. 1.95 ms)
0
Min.
Typ.
Max.
Unit
m
s
ms
ms
2
20
/f
X
(approx. 175 ms)
2
17
/f
X
(approx. 21.8 ms)
2
15
/f
X
(approx. 5.46 ms)
2
13
/f
X
(approx. 1.37 ms)
Wait time
At f
X
= 4.19 MHz
At f
X
= 6.0 MHz
Standby release signal
(Interrupt request)
V
DD
t
SREL
t
WAIT
HALT mode
Operation
mode
STOP instruction execution
Data hold mode
STOP mode
RESET
V
DD
t
SREL
t
WAIT
Internal reset operation
HALT mode
Operation
mode
STOP instruction execution
Data hold mode
STOP mode
BTM3
BTM2
BTM1
BTM0
相關(guān)PDF資料
PDF描述
μPD750004(A) 4 Bit Single Chip Microcontrollers(4位單片微控制器)
μPD750006 4 Bit Single Chip Microcontrollers(4位單片微控制器)
μPD750006(A) 4 Bit Single Chip Microcontrollers(4位單片微控制器)
μPD750008 4 Bit Single Chip Microcontrollers(4位單片微控制器)
μPD750008(A) 4 Bit Single Chip Microcontrollers(4位單片微控制器)
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