ISP1181BBS,557 NXP Semiconductors, ISP1181BBS,557 Datasheet - Page 56

• Manufacturer Part Number: ISP1181BBS,557
• Manufacturer: NXP Semiconductors

Specifications of ISP1181BBS,557

• Operating Temperature (max): 85C
• Operating Temperature (min): -40C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 48
• Lead Free Status / Rohs Status: Compliant

ISP1181B_3
Product data sheet
Fig 26. DMA read timing in DACK-only mode.
Fig 27. DMA write timing in DACK-only mode.
Fig 28. EOT timing in single-cycle DMA mode.
(1) t
(2) The RD/WR signals are not used in DACK-only DMA mode.
(3) The EOT condition is considered valid if DACK, RD/WR and EOT are all active (= LOW).
ASRP
RD/WR
DREQ
DREQ
DACK
DACK
DREQ
DATA
DATA
DACK
(2)
starts from DACK or RD/WR going LOW, whichever occurs later.
EOT
t ASRP
t WLIS
t RLIS
(1)
t RSIH
Rev. 03 — 23 January 2009
t EOT
(3)
t ASRP
t ASDV
t ASRP
t ASAP
t DVAP
t IHAP
t APDZ
Full-speed USB peripheral controller
t APRS
t APRS
t APDZ
© ST-NXP Wireless 2009. All rights reserved.
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