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HT86XXX Datasheet(PDF) 10 Page - Holtek Semiconductor Inc

Part # HT86XXX
Description  8-Bit Voice Synthesizer MCU
PDF  28 Pages
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT86XXX Datasheet(HTML) 10 Page - Holtek Semiconductor Inc

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D.C. Characteristics
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
VDD
Conditions
VDD
Operating Voltage
¾¾
2.4
¾
5.2
V
ISTB1
Standby Current (Watchdog Off)
3V
No load, system HALT
¾
1
¾mA
ISTB2
Standby Current(Watchdog On)
3V
No load, system HALT
¾
17
mA
IDD
Operating Current
3V
No load, fSYS=4MHz
¾
1
1.5
mA
IOL
I/O Port Sink Current
3V
VOL=0.3V
1.5
4
¾
mA
IOH
I/O Port Source Current
3V
VOH=2.7V
-1
-2
¾
mA
IO
AUD Source Current
3V
VOH=2.7V
-1.5
-3
¾
mA
VIL1
Input Low Voltage for I/O Ports
3V
¾¾
1.3
¾
V
VIH1
Input High Voltage for I/O Ports
3V
¾¾
1.8
¾
V
VIL2
Reset Low Voltage (RES)3V
¾¾
1.5
¾
V
VIH2
Reset High Voltage (RES)3V
¾¾
2.4
¾
V
fSYS
System Frequency
3V
ROSC=100k
W
3.6
4.0
4.4
MHz
ROSC=62k
W
7.2
8.0
8.8
A.C. Characteristics
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
VDD
Conditions
fSYS
System Clock (RC OSC)
3V
¾
4
¾
8
MHz
fTIMER
Timer Input Frequency
3V
¾
0
¾
8
MHz
tWDTOSC
Watchdog Oscillator
3V
¾
45
90
180
ms
tWDT
Watchdog Time-out Period (RC)
3V
Without WDT prescaler
12
23
45
ms
tRES
External Reset Low Pulse Width
¾¾
1
¾¾
ms
tSST
System Start-up Timer Period
¾
Power-up or wake-up from
HALT
¾
1024
¾
tSYS
tINT
Interrupt Pulse Width
¾¾
1
¾¾
ms
HT86XXX
Rev. 1.00
10
November 1, 2002



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