参数资料
型号: MB89PV920CF
元件分类: 微控制器/微处理器
英文描述: 8-BIT, 8 MHz, MICROCONTROLLER, CQFP80
封装: CERAMIC, MQFP-80
文件页数: 31/44页
文件大小: 1091K
代理商: MB89PV920CF
MB89920 Series
DS07-12526-2E
37
8. Low-voltage Detection Reset
(AVSS = VSS = 0.0 V, TA = –40
°C to +85°C)
*1: VDH and VDL can be set for the MB89923 and MB89925 by mask options; for the MB89PV920 and MB89P928
by registers.
Parameter
Symbol
Condition
Value
Unit
Remarks
Min.
Max.
Voltage detected at power supply
voltage drop
VDL1
3.00
3.60
V
*1
VDL2
3.30
3.90
V
VDL3
3.70
4.30
V
Voltage detected at power supply
voltage rise
VDH1
3.10
3.80
V
VDH2
3.40
4.10
V
VDH3
3.80
4.50
V
Hysteresis width
V0.10
V
Reset ignore time
tL
0.3
s
Reset sense time
tLW
16 tXCYL
—ns
Reset detection deley time
tD
—2.0
s
Voltage regulation (V
/t)VCR
0.10
V/
s
VCC
Power supply voltage
VDH*
VDL*
Power supply voltage
RUN
RESET
tD
VCC
VDH*
VDL*
RUN
RESET
Not reset
Reset
less than tL
over than tLW
time
tOSC
tOSC oscillation stabilization time 218/FCH = 32.8 ms or 214/FCH = 2.05 ms (f = 8 MHz) (due to option setting)
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