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): 115/127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
115 of 130
9397 750 08313
Philips Electronics N.V. 2001. All rights reserved.
20.3.6
DC single-cycle DMA timing (DACK-only mode)
20.3.7
EOT timing for DC single-cycle DMA timing
Table 120:Dynamic characteristics: DC single-cycle DMA timing (DACK-only mode)
Symbol
Parameter
t
ALRL
DACK2 ON to DREQ2 OFF
t
AHRH
DACK2 OFF to DREQ2 ON
t
ALDV
DACK2 ON to data valid
t
AHDZ
DACK2 OFF to data invalid
Conditions
Min
-
-
-
-
Typ
-
-
-
-
Max
40
22
22
3
Unit
ns
ns
ns
ns
Fig 51. DC single-cycle DMA timing (DACK-only mode).
MGT975
DREQ2
DACK2
D[15:0]
tAHRH
tALRL
tALDV
tAHDZ
Table 121:Dynamic characteristics: EOT timing for DC single-cycle DMA timing
Symbol
Parameter
t
RHSH
DREQ2 ON to RD/WR OFF
t
AHRH
DACK2 OFF to DREQ2 ON
t
SHAH
RD/WR OFF to DACK2 OFF
t
EL
EOT pulse width
Conditions
Min
22
-
0
22
Typ
-
-
-
-
Max
-
22
-
-
Unit
ns
ns
ns
ns
Fig 52. EOT timing for DC single-cycle DMA timing.
MGT976
tAHRH
tRHSH
tSHAH
tEL
DREQ2
DACK2
EOT
RD or WR
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