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HT82K75R 数据表(PDF) 5 Page - Holtek Semiconductor Inc

部件名 HT82K75R
功能描述  I/O Type 8-Bit OTP MCU
PDF  66 Pages
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制造商  HOLTEK [Holtek Semiconductor Inc]
网页  http://www.holtek.com
标志 HOLTEK - Holtek Semiconductor Inc

HT82K75R 数据表(HTML) 5 Page - Holtek Semiconductor Inc

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D.C. Characteristics
Ta=25
°C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
VDD
Conditions
VBAT
BAT_IN Operating Voltage
¾¾
1.78
2.20
3.30
V
IDD
Operating Current (Crystal OSC)
3V
No load, fSYS= 6MHz
¾
1.2
3.0
mA
ISTB
Standby Current
¾
No load, system HALT
WDT disable, LVR disable
¾¾
20
mA
VIL1
Input Low Voltage for I/O
(Schmitt Trigger)
¾¾
0
¾
0.3VDD
V
VIH1
Input High Voltage for I/O
(Schmitt Trigger)
¾¾
0.7VDD
¾
VDD
V
VIL2
Input Low Voltage (RES)
¾¾
0
¾
0.3VDD
V
VIH2
Input High Voltage (RES)
¾¾
0.9VDD
¾
VDD
V
IOL1
Other I/O Pins Sink Current
3V
VOL=0.1VDD
4
¾¾
mA
IOH1
Other I/O Pins Source Current
3V
VOH=0.9VDD
-2.5
-4.5
¾
mA
RPH
Other Pins Internal Pull-high
Resistance
3V
¾
10
30
50
k
W
A.C. Characteristics
Ta=25
°C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
VDD
Conditions
fSYS
System Clock
3V
¾
5.7
6
6.3
MHz
tRCSYS
Watchdog OSC Period
3V
¾¾
71
¾ms
tWDT
Watchdog Time-out Period with
6-stage Prescaler
3V
WDTS=1
¾
4.57
¾
ms
tRES
External Reset Low Pulse Width
¾¾
1
¾¾
ms
tSST
System Start-up Timer
¾¾
¾
512
¾
1/fSYS
tLVR
Low Voltage Width to Reset
¾¾
0.25
1
2
ms
tWake-up
MCU Wake-up Timer
¾¾
¾
¾
1ms
tconfigure
Watchdog Time-out Period
¾¾
¾
1024
¾
tRCSYS
HT82M75R/HT82M75RE
HT82K75R/HT82K75RE
Rev. 1.30
5
November 24, 2010



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