首頁(yè)>MR82C237-12B>規(guī)格書(shū)詳情
MR82C237-12B中文資料Intersil數(shù)據(jù)手冊(cè)PDF規(guī)格書(shū)
| 廠商型號(hào) |
MR82C237-12B |
| 功能描述 | CMOS High Performance Programmable DMA Controller |
| 文件大小 |
158.77 Kbytes |
| 頁(yè)面數(shù)量 |
25 頁(yè) |
| 生產(chǎn)廠商 | Intersil |
| 網(wǎng)址 | |
| 數(shù)據(jù)手冊(cè) | |
| 更新時(shí)間 | 2025-9-8 17:31:00 |
| 人工找貨 | MR82C237-12B價(jià)格和庫(kù)存，歡迎聯(lián)系客服免費(fèi)人工找貨 |
MR82C237-12B規(guī)格書(shū)詳情
描述 Description
The 82C237 is a modified version of the 82C37A. The 82C237 is fully software and pin for pin compatible with the 82C37A but provides an additional mode for 16-bit DMA transfers, as well as enhanced speed. Each channel may be individually programmed for 8-bit or 16-bit data transfers.
特性 Features
? Fully Compatible with Intersil 82C37A
??? - 82C237 May be Used in 8MHz and 12.5MHz 82C37A Sockets
? Optimized for 10MHz and 12.5MHz 80C286 Systems
? Special Mode Permits 16-Bit, Zero Wait State DMA Transfers
? High Speed Data Transfers:
??? - Up to 6.25MBytes/sec with 12.5MHz Clock in Normal Mode
??? - Up to 12.5MBytes/sec with 12.5MHz Clock in 16-Bit Mode
? Compatible with the NMOS 8237A
? Four Independent Maskable Channels with Autoinitialization Capability
? Cascadable to any Number of Channels
? Memory-to-Memory Transfers
? Static CMOS Design Permits Low Power Operation
??? - ICCSB = 10μA Maximum
??? - ICCOP = 2mA/MHz Maximum
? Fully TTL/CMOS Compatible
? Internal Registers may be Read from Software
產(chǎn)品屬性
- 型號(hào)：
MR82C237-12B
- 制造商：
INTERSIL
- 制造商全稱：
Intersil Corporation
- 功能描述：
CMOS High Performance Programmable DMA Controller
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24+ |
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85600 |
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三年內(nèi) |
1983 |
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108 |
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12245 |
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24+ |
62 |
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2021+ |
60000 |
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HAR |
23+ |
CLCC44 |
10000 |
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