HT6542B中文資料合泰數據手冊PDF規(guī)格書
HT6542B規(guī)格書詳情
General Description
The HT6542B is a keyboard controller developed by Holtek with a 4-bit microprocessor. It is pin-to-pin compatible with Intel 8042 keyboard controller used in IBM PC’s. PC manufacturers need not modify any printed wiring layout when using the HT6542B in lieu of the Intel 8042 based keyboard controller. Furthermore, the HT6542B can support a system clock speed of up to 12MHz. The HT6542B can detect the motherboard type automatically, therefore it can be employed on both of AT and PS/2 motherboard.
特性 Features
? High reliability MOS technology
? 8042-type host interface
? 6MHz-12MHz operating frequency
? Communicates with keyboard directly
? Provides enhanced Gate A20 switching
? Support PS/2 compatible mouse
? Auto-detect AT and PS/2 motherboard
? Support 40 pin DIP and 44 pin PLCC packages
產品屬性
- 型號：
HT6542B
- 制造商：
HOLTEK
- 制造商全稱：
Holtek Semiconductor Inc
- 功能描述：
Keyboard Controller with PS/2
| 供應商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價格 |
|---|---|---|---|---|---|---|---|
HOLTEK/合泰 |
24+ |
NA/ |
2030 |
優(yōu)勢代理渠道,原裝正品,可全系列訂貨開增值稅票 |
詢價 | ||
HOLTEK |
2016+ |
SMD |
1800 |
只做原裝,假一罰十,公司可開17%增值稅發(fā)票! |
詢價 | ||
HOLTEK/合泰 |
25+ |
NA |
880000 |
明嘉萊只做原裝正品現貨 |
詢價 | ||
HOLTEK |
9737+ |
DIP |
2030 |
一級代理,專注軍工、汽車、醫(yī)療、工業(yè)、新能源、電力 |
詢價 | ||
HOLTEK |
23+ |
DIP |
4530 |
原廠原裝正品 |
詢價 | ||
HOLTEK/合泰 |
23+ |
10000 |
原廠授權一級代理,專業(yè)海外優(yōu)勢訂貨,價格優(yōu)勢、品種 |
詢價 | |||
HOLTEK |
DIP40 |
68500 |
一級代理 原裝正品假一罰十價格優(yōu)勢長期供貨 |
詢價 | |||
HT |
2018+ |
DIP |
26976 |
代理原裝現貨/特價熱賣! |
詢價 | ||
HOLTEK |
23+ |
DIP |
200 |
專營高頻管模塊,全新原裝! |
詢價 | ||
HOLTEK |
24+ |
DIP40 |
8 |
詢價 |
