參數(shù)資料
型號: HT46R46
廠商: Holtek Semiconductor Inc.
英文描述: Cost-Effective A/D Type 8-Bit MCU
中文描述: 成本效益的A / D型8位微控制器
文件頁數(shù): 5/42頁
文件大小: 291K
代理商: HT46R46
A.C. Characteristics
Ta=25 C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
DD
Conditions
f
SYS
System Clock
2.2V~5.5V
400
4000
kHz
3.3V~5.5V
400
8000
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
(RC)
2
15
2
16
t
WDTOSC
t
WDT2
Watchdog Time-out Period
(System Clock)
2
17
2
18
t
SYS
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
t
AD1
A/D Clock Period
for HT46R46/HT46C46
0.5
s
t
AD2
A/D Clock Period
for HT46R47/HT46C47
1
s
t
ADC1
A/D Conversion Time
for HT46R46/HT46C46
64
t
AD1
t
ADC2
A/D Conversion Time
for HT46R47/HT46C47
76
t
AD2
t
ADCS1
A/D Sampling Time
for HT46R46/HT46C46
32
t
AD1
t
ADCS2
A/D Sampling Time
for HT46R47/HT46C47
32
t
AD2
Note: *t
SYS
=1/f
SYS
HT46R46/HT46C46/HT46R47/HT46C47
Rev. 1.00
5
December 28, 2004
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