isp1504a1 NXP Semiconductors, isp1504a1 Datasheet - Page 22

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isp1504a1

Manufacturer Part Number
isp1504a1
Description
Isp1504a1; Isp1504c1 Ulpi Hi-speed Universal Serial Bus On-the-go Transceiver
Manufacturer
NXP Semiconductors
Datasheet

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NXP Semiconductors
ISP1504A1_ISP1504C1_1
Product data sheet
The recommended power-up sequence for the link is:
For details on power-up sequence, see
1. The CS_N/PWRDN pin transitions from HIGH to LOW.
2. The link waits for 1 ms, ignoring all the ULPI pin status.
3. The link may start to detect DIR status level. If DIR is detected LOW for three clock
4. The ULPI interface is ready for use.
cycles, the link may send a RESET command.
Rev. 01 — 6 August 2007
Figure
ISP1504A1; ISP1504C1
6.
ULPI HS USB OTG transceiver
© NXP B.V. 2007. All rights reserved.
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