isp1161bm NXP Semiconductors, isp1161bm Datasheet - Page 122

• Manufacturer Part Number: isp1161bm
• Description: Isp1161 Full-speed Universal Serial Bus Single-chip Host And Device Controller
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Table 122: Dynamic characteristics: DC single-cycle DMA timing (8237 mode)
9397 750 09567
Product data
Symbol
t
T
ASRP
cy(DREQ2)
Parameter
DREQ2 off after DACK2 on
cycle time signal DREQ2
19.2.3 External EOT timing for HC single-cycle DMA
19.2.4 External EOT timing for HC burst mode DMA
19.2.5 DC single-cycle DMA timing (8237 mode)
DACK2
Fig 56. External EOT timing for HC single-cycle DMA.
Fig 57. External EOT timing for HC burst mode DMA.
Fig 58. DC single-cycle DMA timing (8237 mode).
DREQ2
(1) Programmable polarity: shown as active LOW.
(1)
DREQ1
DACK1
RD or WR
EOT
DREQ1
DACK1
RD or WR
EOT
Conditions
Rev. 02 — 13 December 2002
t RLIS
Full-speed USB single-chip host and device controller
0 ns
t RLIS
0 ns
t ASRP
T cy(DREQ2)
Min
-
180
© Koninklijke Philips Electronics N.V. 2002. All rights reserved.
Typ
-
-
Max
40
-
ISP1161
MGT972
MGT973
122 of 137
Unit
ns
ns
MGT974