參數(shù)資料
型號: MB90F997MBSPMC
廠商: FUJITSU LTD
元件分類: 微控制器/微處理器
英文描述: 16-BIT, FLASH, 32 MHz, MICROCONTROLLER, PQFP48
封裝: 7 X 7 MM, 1.70 MM HEIGHT, 0.50 MM PITCH, PLASTIC, LQFP-48
文件頁數(shù): 51/68頁
文件大?。?/td> 1869K
代理商: MB90F997MBSPMC
MB90990 Series
DS07-13753-3E
55
(8) Low Voltage Detection
Note: When the change ratio of the power supply voltage is 0.004 V/
μs < | dV/dt | ≤ 0.1 V/μs, reset may be generated
or released after the power supply voltage has exceeded the detection voltage range.
Parameter
Symbol
Pin
name
Condition
Value
Unit
Remarks
Min
Typ
Max
Detection voltage
initial value
VDL
VCC
3.8
4.0
4.2
V
During voltage drop
Hysteresis width
VHYS
VCC
169
173
177
mV
During voltage rise
Power supply
voltage change
rate
dV/dt
VCC
0.1
+ 0.1
V/
μs
dV/dt at low voltage
reset
0.004
+ 0.004 V/μs
dV/dt at standard
value of low voltage
detection/release
voltage
Detection delay
time
td
3.2
μs
When |dV/dt|
0.004 V/
μs
VHYS
dV
dt
VDL
td
VCC
td
Internal reset
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