參數(shù)資料
型號: μPD78F9026
廠商: NEC Corp.
元件分類: 8位微控制器
英文描述: 8 Bit Single Chip Microcontrollers
中文描述: 8位單片機(jī)微控制器
文件頁數(shù): 33/48頁
文件大小: 248K
代理商: ΜPD78F9026
Preliminary Data Sheet
33
PD78F9026
DATA HOLD CHARACTERISTICS OF DATA MEMORY AT LOW VOLTAGE IN STOP MODE
(T
A
= -40 to +85 C)
Item
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Data hold supply
voltage
V
DDDR
1.8
5.5
V
Release signal set
time
t
SREL
0
s
t
WAIT
Reset by
RESET
2
15
/f
X
ms
Reset by interrupt
Note
ms
Note
2
12
/f
X
, 2
oscillation settling time selection register.
15
/f
X
, or 2
17
/f
X
can be selected according to the setting of bits 0 to 2 (OSTS0 to OSTS2) of the
Remark
f
X
: Main system clock oscillator frequency
DATA HOLD TIMING (STOP mode release by RESET )
V
DD
Data hold mode
STOP mode
HALT mode
Internal reset operation
Operating mode
t
SREL
t
WAIT
STOP instruction execution
V
DDDR
RESET
DATA HOLD TIMING (standby release signal: STOP mode release by interrupt signal)
V
DD
Data hold mode
STOP mode
HALT mode
Operating mode
t
SREL
t
WAIT
STOP instruction execution
V
DDDR
Standby release signal
(interrupt request)
Oscillation settling
time
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