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参数资料
| 型号： | MD82C237/B |
| 厂商： | INTERSIL CORP |
| 元件分类： | DMA控制器 |
| 英文描述： | 4 CHANNEL(S), 8 MHz, DMA CONTROLLER, CDIP40 |
| 封装： | SIDE BRAZED, DIP-40 |
| 文件页数： | 14/25页 |
| 文件大小： | 508K |
| 代理商： | MD82C237/B |
168
82C237
Timing Waveforms
FIGURE 10. SLAVE MODE WRITE
NOTE: Successive WRITE accesses to the 82C237 must allow at least TCY as recovery time between accesses. A TCY recovery time must
be allowed before executing a WRITE access after a READ access.
FIGURE 11. SLAVE MODE READ
NOTE: Successive READ accesses to the 82C237 must allow at least TCY as recovery time between accesses. A TCY recovery time must
be allowed before executing a READ access after a WRITE access.
CS
A0 - A3
IOW
DB0 -DB7
INPUT VALID
TWWS
(55)
TDW
(44)
TCWL
(43)
TAWL
(42)
TWC (53)
TWA (52)
TWD (54)
CS
A0 - A3
IOR
DB0 -DB7
ADDRESS MUST BE VALID
TAR
(41)
TRDE
(46)
TRDF
(47)
TRA (45)
TRW
(51)
DATA OUT VALID
相关PDF资料 |
PDF描述 |
|---|---|
| MR82C237-12/B | 4 CHANNEL(S), 12.5 MHz, DMA CONTROLLER, CQCC44 |
| MD82C237-12/B | 4 CHANNEL(S), 12.5 MHz, DMA CONTROLLER, CDIP40 |
| MR82C237/B | 4 CHANNEL(S), 8 MHz, DMA CONTROLLER, CQCC44 |
| MD82C55A-5/883 | 24 I/O, PIA-GENERAL PURPOSE, CDIP40 |
| MD82C55A/883 | 24 I/O, PIA-GENERAL PURPOSE, CDIP40 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| MD82C284-10 | 制造商:未知厂家 制造商全称:未知厂家 功能描述:CPU System Clock Generator |
| MD82C284-10/883 | 制造商:Rochester Electronics LLC 功能描述:PERIPH CLK GENERATOR 5V 10MHZ 18CDIP /883 - Bulk |
| MD82C284-10/B | 制造商:Rochester Electronics LLC 功能描述: |
| MD82C284-12/883 | 制造商:INTERSIL 制造商全称:Intersil Corporation 功能描述:Clock Generator and Ready Interface for 80C286 Processors |
| MD82C284-6 | 制造商:未知厂家 制造商全称:未知厂家 功能描述:CPU System Clock Generator |
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