參數(shù)資料
型號: HMS81024E
廠商: Hynix Semiconductor Inc.
元件分類: 8位微控制器
英文描述: HYNIX SEMICONDUCTOR 8-BIT SINGLE-CHIP MICROCONTROLLERS
中文描述: Hynix半導(dǎo)體公司的8位單芯片微控制器
文件頁數(shù): 66/77頁
文件大小: 1112K
代理商: HMS81024E
HMS81004E/08E/16E/24E/32E
JUNE 2001 Ver 1.00
63
(4) SRAM BACK-UP after Low Voltage Detection.
Figure 16-6 Oscillator stabiliaztion diagram
Interrupt
disable
Stop release
disable
All I/O port
input Mode
Remout port
Low Level
OSC
STOP
All I/O port pull-up on
Mask Option
SRAM Data
retention until Vret
Table 16-1 The operation after Low Voltage detection
VDD
2V(Min.)
1.7V(typ.20
°
C
)
0.7V(Vret)
0V
3V
about hours depend on Vdd-GND Capacitor
SRAM Data Backup
User removes
batteries
User replaces
batteries
Time
Low Voltage detetion point
Power on Reset
(SRAM retention)
Power on Reset
(SRAM unstable)
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