isp1583 NXP Semiconductors, isp1583 Datasheet - Page 28

• Manufacturer Part Number: isp1583
• Description: Hi-speed Universal Serial Bus Peripheral Controller
• Manufacturer: NXP Semiconductors

NXP Semiconductors
ISP1583_6
Product data sheet
7.17.3 Bus-powered mode
Table 14.
In bus-powered mode (see
the 5 V-to-3.3 V voltage regulator. The input to the regulator is from V
USB cable, the ISP1583 goes through the power-on reset cycle. In this mode, OTG is
disabled.
Table 15.
Table 16.
ISP1583 operation
SRP is not applicable
SRP is possible
ISP1583 operation
Normal bus operation
Power is lost
ISP1583 operation
Clock will wake up:
Power is lost
Fig 16. Bus-powered mode
After a resume and
After a bus reset
1.65 V to 3.3 V
V
CC(I/O)
Operation truth table for OTG
Operation truth table for SoftConnect
Operation truth table for clock off during suspend
is powered by V
1.5 k
Rev. 06 — 20 August 2007
V
V
RPU
CC(3V3)
CC(I/O)
ISP1583
Figure
BUS
.
V
16), V
BUS
V
3.3 V
3.3 V
V
3.3 V
0 V
V
3.3 V
0 V
CC(3V3)
CC(3V3)
CC(3V3)
CC(3V3)
REGULATOR
5 V-to-3.3 V
VOLTAGE
and V
V
3.3 V
3.3 V
V
3.3 V
0 V
V
3.3 V
0 V
Power supply
Power supply
Power supply
CC(I/O)
CC(I/O)
CC(I/O)
Hi-Speed USB Peripheral Controller
CC(I/O)
RPU
(3.3 V)
3.3 V
3.3 V
RPU
(3.3 V)
3.3 V
0 V
RPU
(3.3 V)
3.3 V
0 V
are supplied by the output of
V
1 µF
BUS
V
5 V
0 V
V
5 V
0 V
V
5 V
0 V
BUS
BUS
BUS
BUS
© NXP B.V. 2007. All rights reserved.
. On plugging the
ISP1583
1 M
OTG register
not applicable
operational
Bit SOFTCT in
Mode register
enabled
not applicable
Clock off
during suspend
enabled
not applicable
USB
004aaa463
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