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參數資料
| 型號： | HT82M21A |
| 廠商： | Holtek Semiconductor Inc. |
| 英文描述： | 3-Key 3D USB+PS/2 Optical Mouse Controller |
| 中文描述： | 3關鍵三維的USB的PS / 2光電鼠標控制器 |
| 文件頁數： | 3/6頁 |
| 文件大小： | 94K |
| 代理商： | HT82M21A |
D.C. Characteristics
Ta=25 C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
DD
Conditions
V
DD
Operating Voltage
4.4
5.25
V
I
DD
Operating Current (Crystal OSC)
5V
No load,
f
SYS
=6MHz
USB mode
10
mA
PS/2 mode
3
mA
I
STB
Standby Current
5V
No load, system HALT
250
A
V
IL1
Input Low Voltage for I/O Ports
5V
0
1.0
V
V
IH1
Input High Voltage for MCU I/O Ports
5V
3.5
5
V
V
IL2
Input Low Voltage (RESET)
5V
0
1.5
V
V
IH2
Input High Voltage (RESET)
5V
3.5
5
V
V
IH3
Input High Voltage for USB I/O Ports
3.3V
2.8
3.6
V
V
POR
Power on Reset V
DD
Detection
Voltage
5V
3.5
3.9
V
I
OL1
Output Port Sink Current
5V
V
OL
=0.5V
4
mA
I
OH1
Output Port Source Current
5V
V
OL
=4.5V
4
mA
I
OL2
Output Port Sink Current (LED)
5V
V
OL
=4.5V
50
mA
A.C. Characteristics
Ta=25 C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
DD
Conditions
f
SYS
System Clock (Crystal OSC)
5V
0
6000
kHz
t
OST
Oscillation Start-up Timer Period
Power-up or wake-up
form HALT
1024
t
SYS
Note: t
SYS
=1/f
SYS
Timing Diagram
Z-axis Photo-Coupler Crossed Width
Z-axis Counting
HT82M21A
Rev. 1.10
3
August 4, 2004
7 -
7 )
8
9
:
'
7 % ;
<
8
<
= -
7 -
7 )
+ -
+ -
% -
% -
相關PDF資料 |
PDF描述 |
|---|---|
| HT82M22 | 5-Key 3D USB+PS/2 Optical Mouse Controller |
| HT82M22A | 5-Key 3D USB+PS/2 Optical Mouse Controller |
| HT82M23C | 3/5-Key USB+PS/2 Optical Mouse Controller |
| HT82M23A | 3/5-Key USB+PS/2 Optical Mouse Controller |
| HT82M23B | 3/5-Key USB+PS/2 Optical Mouse Controller |
相關代理商/技術參數 |
參數描述 |
|---|---|
| HT82M21A_05 | 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:3-Key 3D USB+PS/2 Optical Mouse Controller |
| HT82M22 | 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:5-Key 3D USB+PS/2 Optical Mouse Controller |
| HT82M22A | 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:5-Key 3D USB+PS/2 Optical Mouse Controller |
| HT82M23A | 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:3/5-Key USB+PS/2 Optical Mouse Controller |
| HT82M23B | 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:3/5-Key USB+PS/2 Optical Mouse Controller |
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