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HT82K629A Datasheet(PDF) 3 Page - Holtek Semiconductor Inc

No. de pieza HT82K629A
Descripción Electrónicos  Windows 2000 USBPS/2 Keyboard Encoder
PDF  23 Pages
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Fabricante Electrónico  HOLTEK [Holtek Semiconductor Inc]
Página de inicio  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT82K629A Datasheet(HTML) 3 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
5V
¾
4.4
¾
5.5
V
fSYS
Operating Frequency
5V
fSYS=6MHz
5.9747
6
6.0258
MHz
ISB
Standby Current
5V
No load, system HALT
¾¾
500
mA
IOP
Operating Current
5V
No load, fSYS=6MHz
¾¾
12
mA
VV330
3.3V Regulator Output
5V
IV33O=
-5mA
3
3.3
3.6
V
Rph
Internal Pull-high Resistance
(C0~C19, R0~R7)
5V
¾
25
50
75
k
W
VIL1
Input Low Voltage for I/O Ports
5V
¾
0
¾
0.8
V
VIH1
Input High Voltage for I/O Ports
5V
¾
2
¾
5V
VIL2
Input Low Voltage (RESET)5V
¾
0
¾
0.4VDD
V
VIH2
Input High Voltage (RESET)5V
¾
0.9VDD
¾
VDD
V
IOL1
Sink Current (Fn_sel)
5V
VOL=0.4V
10
25
¾
mA
IOL2
Sink Current (R0~R7)
5V
VOL=0.4V
510
¾
mA
IOL3
Sink Current (C0~C19, NUM,
CAPS, SCROLL)
5V
VOL=0.4V
24
¾
mA
IOL4
Sink Current (C0~C19, NUM,
CAPS, SCROLL)
5V
VOL=3.4V
12
17
¾
mA
IOH1
Source Current (Fn_sel)
5V
VOH=3.4V
-8
-16
¾
mA
IOH2
Source Current (C0~C19,
R0~R7, NUM,CAPS, SCROLL)
5V
VOH=3.4V
-2
-5
¾
mA
A.C. Characteristics
Ta=25
°C
Symbol
Parameter
Test Conditions
Min.
Typ. Max. Unit
VDD
Conditions
fWDT
Built-in 32kHz RC OSC for Watchdog Timer
¾¾
¾
32
¾
kHz
HT82K629A
Rev. 1.30
3
April 16, 2004



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