MT8920B-1数据手册Mitel中文资料规格书
MT8920B-1规格书详情
描述 Description
The ST-BUS Parallel Access Circuit (STPA) provides a simple interface between Mitel’s ST-BUS and
parallel system environments.
特性 Features
• High speed parallel access to the serial ST-BUS
• Parallel bus optimized for 68000µP (mode 1)
• Fast dual-port RAM access (mode 2) Access time: 120 nsec
• Parallel bus controller (mode 3) - no external controller required
• Flexible interrupt capabilities - two independent/programmable interrupt sources with auto-vectoring
• Selectable 24 and 32 channel operation
• Programmable loop-around modes
• Low power CMOS technologyApplications
• Parallel control/data access to T1/CEPT digital trunk interfaces
• Digital signal processor interface to ST-BUS
• Computer to Digital PABX link
• Voice store and forward systems
• Interprocessor communications
技术参数
- 型号：
MT8920B-1
- 制造商：
MITEL
- 制造商全称：
Mitel Networks Corporation
- 功能描述：
ISO-CMOS ST-BUS⑩ FAMILY ST-BUS Parallel Access Circuit
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
ZARLINK |
22+ |
DIP-28 |
3000 |
原装正品,支持实单 |
询价 | ||
MT |
24+ |
DIP |
9850 |
公司原装现货/长期供应 |
询价 | ||
MITEL |
17+ |
DIP28 |
60000 |
保证进口原装可开17%增值税发票 |
询价 | ||
MITEL |
2020+ |
DIP-28 |
206 |
百分百原装正品 真实公司现货库存 本公司只做原装 可 |
询价 | ||
MITEL |
18+ |
CDIP28 |
12500 |
全新原装正品,本司专业配单,大单小单都配 |
询价 | ||
MITEL |
01+ |
DIP24 |
3600 |
全新原装进口自己库存优势 |
询价 | ||
MITEL |
24+ |
DIP |
25 |
原装现货假一罚十 |
询价 | ||
MITEL |
24+ |
NA/ |
24 |
优势代理渠道,原装正品,可全系列订货开增值税票 |
询价 | ||
MITEL |
25+ |
DIP |
58788 |
百分百原装现货 实单必成 欢迎询价 |
询价 | ||
MITEL |
1726+ |
DIP |
6528 |
只做进口原装正品现货,假一赔十! |
询价 |
