參數(shù)資料
型號: ISP1161BM
廠商: NXP SEMICONDUCTORS
元件分類: 總線控制器
英文描述: Full-speed Universal Serial Bus single-chip host and device controller
中文描述: UNIVERSAL SERIAL BUS CONTROLLER, PQFP64
封裝: 7 X 7 MM, 1.40 MM HEIGHT, PLASTIC, MS-026, SOT-414-1, LQFP-64
文件頁數(shù): 114/127頁
文件大?。?/td> 2762K
代理商: ISP1161BM
Philips Semiconductors
ISP1161
Full-speed USB single-chip host and device controller
Product data
Rev. 01 — 3 July 2001
114 of 130
9397 750 08313
Philips Electronics N.V. 2001. All rights reserved.
20.3.3
External EOT timing for HC single-cycle burst mode DMA
20.3.4
External EOT timing for HC multi-cycle burst mode DMA
20.3.5
DC single-cycle DMA timing (8237 mode)
Fig 48. External EOT timing for HC single-cycle burst mode DMA.
MGT972
DREQ1
DACK1
EOT
tEL
>
0 ns
RD or WR
Fig 49. External EOT timing for HC multi-cycle burst mode DMA.
MGT973
DREQ1
DACK1
EOT
tEL
>
0 ns
RD or WR
Table 119:Dynamic characteristics: DC single-cycle DMA timing (8237 mode)
Symbol
Parameter
t
ALRL
DACK2 ON to DREQ2 OFF
t
AHRH
DACK2 OFF to DREQ2 ON
Conditions
Min
-
-
Typ
-
-
Max
40
22
Unit
ns
ns
Fig 50. DC single-cycle DMA timing (8237 mode).
MGT974
DREQ2
DACK2
tAHRH
tALRL
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