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參數資料
| 型號： | HT82K629A |
| 廠商： | Holtek Semiconductor Inc. |
| 英文描述： | Windows 2000 USB+PS/2 Keyboard Encoder |
| 中文描述： | Windows 2000中的USB PS / 2鍵盤編碼器 |
| 文件頁數： | 2/23頁 |
| 文件大小： | 168K |
| 代理商： | HT82K629A |
Pin Assignment
Pin Description
Pin No.
Pin Name
I/O
Description
1, 2, 11~14
19~26, 31~34
39, 40
C0~C19
O
Keyboard matrix scanning output pins
3~6, 35~38
R0~R7
I
Keyboard matrix scanning input pins
7
Fn_Sel
I
Mini-keyboard select, the function is enabled if connected to VSS.
8
NUM
O
Num lock indicator
9
CAPS
O
Caps lock indicator
10
SCROLL
O
Scroll lock indicator
15
VDD
Positive power supply
16
V33O
3.3V regulator output
17
USBD+/CLK
I/O
USBD- or PS2 CLK I/O line
USB or PS2 function is controlled by software control register.
18
USBD-/DATA
I/O
USBD- or PS2 DATA I/O line
USB or PS2 function is controlled by software control register.
27
VSS
Negative power supply, ground
28
RESET
I
Schmitt trigger input. Active low.
29
30
OSCO
OSCI
O
I
OSCO, OSCI are connected to a 6MHz or 12MHz crystal/resonator for
the internal system clock.
Absolute Maximum Ratings
Supply Voltage ..........................V
SS
0.3V to V
SS
+6.0V
Storage Temperature ........................... 50 C to 125 C
Input Voltage .............................V
SS
0
.
3V to V
DD
+0.3V
Operating Temperature ..............................0 C to 70 C
Note: These are stress ratings only. Stresses exceeding the range specified under Absolute Maximum Ratings may
cause substantial damage to the device. Functional operation of this device at other conditions beyond those
listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliabil-
ity.
HT82K629A
Rev. 1.30
2
April 16, 2004
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相關PDF資料 |
PDF描述 |
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| HT82K68A-L | Multimedia Keyboard Encoder 8-Bit MCU |
| HT82K68E-L | Multimedia Keyboard Encoder 8-Bit MCU |
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| HT82K68E | 8-Bit High Performance Peripheral Interface IC For Multiple I/O Products and Multimedia Applications(8位高性能外圍接口集成芯片，用于多I/O口及多媒體器件) |
| HT82K68 | Multimedia Keyboard Encoder OTP |
相關代理商/技術參數 |
參數描述 |
|---|---|
| HT82K629A-40DIPLF | 制造商:Holtek Semiconductor Inc 功能描述:IC USB/PS2 CONT WIN 2000 KEYBOARD 制造商:HOLTEK 功能描述:IC, USB/PS2 CONT, WIN 2000 KEYBOARD 制造商:Holtek Semiconductor Inc 功能描述:USB/PS2 INTERFACE, WINDOWS 2000, DIP-40; USB Type:Keyboard Encoder; USB Version:1.1; Supply Voltage Min:4.4V; Supply Voltage Max:5.5V; Digital IC Case Style:DIP; No. of Pins:40; Operating Temperature Min:0C ;RoHS Compliant: Yes |
| HT82K68 | 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:Multimedia Keyboard Encoder OTP |
| HT82K68A | 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:Multimedia Keyboard Encoder Body |
| HT82K68A_01 | 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:8-Bit Multimedia Keyboard Encoder Mask MCU |
| HT82K68A-L | 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:Multimedia Keyboard Encoder 8-Bit MCU |
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