isp1181b NXP Semiconductors, isp1181b Datasheet - Page 54

• Manufacturer Part Number: isp1181b
• Description: Isp1181b Full-speed Universal Serial Bus Peripheral Controller
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Table 59:
9397 750 13958
Product data
Symbol
8237 compatible mode (see
t
T
ASRP
Fig 22. Write data + write command cycle timing.
Fig 23. Write command + read data cycle timing.
Fig 24. Read data + write command cycle timing.
cy(DREQ)
(1) Example: read data.
(1) Example: read data.
Dynamic characteristics: single-cycle DMA timing
Parameter
DREQ off after DACK on
cycle time signal DREQ
DATA
DATA
DATA
WR
WR
WR
RD
RD
CS
CS
RD
CS
21.3 DMA timing: single-cycle mode
Figure
command
data
data
25)
T cy(WC-RD)
Conditions
Rev. 02 — 07 December 2004
T cy(WD-WC)
T cy(RD-WC)
command
command
data
T cy(RD-RD)
8-bit bus
Min
-
90
Full-speed USB peripheral controller
Max
40
-
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
(1)
(1)
data
data
data
16-bit bus
Min
-
180
MGT023
MGT025
MGT024
ISP1181B
Max
40
-
Unit
ns
ns
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