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HT827A0 Datasheet(PDF) 6 Page - Holtek Semiconductor Inc

Part # HT827A0
Description  8-Bit Microcontroller with Voice ROM
PDF  49 Pages
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT827A0 Datasheet(HTML) 6 Page - Holtek Semiconductor Inc

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D.C. Characteristics
Ta=25°C
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
VDD
Conditions
VDD
Operating Voltage
¾¾
2.4
¾
5.2
V
IDD1
Operating Current (Crystal OSC)
3V
No load,
fSYS=4MHz
¾
1.5
3
mA
5V
¾
35
mA
IDD2
Operating Current (RC OSC)
3V
No load,
fSYS=4MHz
¾
1.5
3
mA
5V
¾
2.5
5
mA
ISTB1
Standby Current (WDT Enabled)
3V
No load,
system Halt
¾¾
10
mA
5V
¾¾
20
mA
ISTB2
Standby Current (WDT Disabled)
3V
No load,
system Halt
¾¾
3
mA
5V
¾¾
5
mA
VIL
Input Low Voltage for I/O Ports
3V
¾
0
¾
0.6
V
5V
¾
0
¾
1.0
V
VIH
Input High Voltage for I/O Ports
3V
¾
2.4
¾
3V
5V
¾
4.0
¾
5V
VIL1
Input Low Voltage
(RES, TMR, INT)
3V
¾
0
¾
0.6
V
5V
¾
0
¾
1.0
V
VIH1
Input High Voltage
(RES, TMR, INT)
3V
¾
2.4
¾
3V
5V
¾
4.0
¾
5V
IOL1
I/O Port Sink Current
(PA, PC, PD, PE)
3V
VOL=0.3V
24
¾
mA
5V
VOL=0.5V
610
¾
mA
IOH1
I/O Port Source Current
(PA, PC, PD, PE)
3V
VOH=2.7V
-1
-1.5
¾
mA
5V
VOH=4.5V
-2
-4
¾
mA
IOL2
PB Sink Current
3V
VOL=0.3V
610
¾
mA
5V
VOL=0.5V
20
25
¾
mA
IOH2
PB Source Current
3V
VOH=2.7V
-0.5
-1
¾
mA
5V
VOH=4.5V
-1
-2
¾
mA
RPH
Pull-high Resistance of I/O Ports
& INT
3V
¾
25
50
100
kW
5V
¾
10
30
60
kW
IO
Max. AUD Output Current
3V
VOH=0.6V
-1.5
-2
¾
mA
5V
VOH=0.6V
-3.5
-4
¾
mA
HT827A0
6
March 15, 2000



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