參數(shù)資料
型號(hào): HT48R70A-1
廠商: Holtek Semiconductor Inc.
英文描述: I/O Type 8-Bit MCU
中文描述: I / O型8位微控制器
文件頁數(shù): 7/40頁
文件大?。?/td> 273K
代理商: HT48R70A-1
A.C. Characteristics
Ta=25 C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
DD
Conditions
f
SYS1
System Clock (Crystal OSC)
2.2V~5.5V
400
4000
kHz
3.3V~5.5V
400
8000
kHz
f
SYS2
System Clock (RC OSC)
2.2V~5.5V
400
4000
kHz
3.3V~5.5V
400
8000
kHz
f
SYS3
System Clock (Internal RC OSC)
5V
3.2MHz
1800
5400
kHz
1.6MHz
900
2700
kHz
800kHz
450
1350
kHz
400kHz
225
675
kHz
f
TIMER
Timer I/P Frequency (TMR)
2.2V~5.5V
0
4000
kHz
3.3V~5.5V
0
8000
kHz
t
WDTOSC
Watchdog Oscillator Period
3V
45
90
180
s
5V
32
65
130
s
t
WDT1
Watchdog Time-out Period (WDT OSC)
3V
Without WDT prescaler
11
23
46
ms
5V
8
17
33
ms
t
WDT2
Watchdog Time-out Period (System Clock)
Without WDT prescaler
1024
t
SYS
t
WDT3
Watchdog Time-out Period (RTC OSC)
Without WDT prescaler
7.812
ms
t
RES
External Reset Low Pulse Width
1
s
t
SST
System Start-up Timer Period
Wake-up from HALT
1024
t
SYS
t
INT
Interrupt Pulse Width
1
s
HT48R70A-1/HT48C70-1
Rev. 1.60
7
June 9, 2004
相關(guān)PDF資料
PDF描述
HT48C70 8-Bit Microcontroller Series
HT48CA0-2 Remote Type 8-Bit MCU
HT48RA0 Remote Type 8-Bit MCU
HT48RA0-2 Remote Type 8-Bit MCU
HT48CA0 8-BIT MICROCONTROLLER
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