HT6542B中文資料合泰數(shù)據(jù)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.
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(chǎn)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 |
23+ |
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 |
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 |
PLCC44 |
68900 |
原包原標簽100%進口原裝常備現(xiàn)貨! |
詢價 | |||
HOLTEK |
24+ |
DIP40 |
8 |
詢價 | |||
HOLTEK |
23+ |
DIP |
200 |
專營高頻管模塊,全新原裝! |
詢價 | ||
HOLTEK |
9735 |
4 |
公司優(yōu)勢庫存 熱賣中! |
詢價 | |||
HOLTEK |
22+ |
DIP40 |
5000 |
全新原裝現(xiàn)貨!價格優(yōu)惠!可長期 |
詢價 | ||
HOLTEK |
21+ |
DIP |
12588 |
原裝正品,自己庫存 假一罰十 |
詢價 | ||
HOLTEK |
23+ |
SOP-14 |
5000 |
原裝正品,假一罰十 |
詢價 | ||
HOLTEK |
2020+ |
DIP |
80000 |
只做自己庫存,全新原裝進口正品假一賠百,可開13%增 |
詢價 |
