ISP1507D1HNUM STEricsson, ISP1507D1HNUM Datasheet - Page 10

• Manufacturer Part Number: ISP1507D1HNUM
• Manufacturer: STEricsson

Specifications of ISP1507D1HNUM

• Lead Free Status / RoHS Status: Compliant

CD00269906
Product data sheet
8.10.6.1 V
8.10.6.2 FAULT (external overcurrent or fault detector)
8.10.2 V
8.10.3 RREF
8.10.4 DP and DM
8.10.5 V
8.10.6 V
The input power pin that sets the I/O voltage level. For details, see
and
Resistor reference analog I/O pin. A resistor, R
and GND, as shown in
biases internal analog circuitry. Less accurate resistors cannot be used and will render the
ISP1507D1 unusable.
The DP (data plus) and DM (data minus) are USB differential data pins. These must be
connected to the D+ and D− pins of the USB receptacle.
V
recommended. For details, see
This pin provides two options for V
this pin must be connected to ground.
By default, this pin acts as an input to V
discharges V
The V
To prevent electrical overstress, it is strongly recommended that you attach a series
resistor on the V
If an external V
circuit can be connected to the ISP1507D1 FAULT input pin. The ISP1507D1 will inform
the link of V
the link must:
•
•
•
•
•
•
CC
BUS
•
•
•
CC(I/O)
CC
BUS
CLOCK
DATA[7:0]
DIR
NXT
RESET_N
STP
Set the USE_EXT_VBUS_IND register bit to logic 1.
Set the polarity of the external fault signal using the IND_COMPL register bit.
Set the IND_PASSTHRU register bit to logic 1.
Section
is the main input supply voltage for the ISP1507D1. Decoupling capacitors are
/FAULT
BUS
pin requires a capacitive load as shown in
BUS
17. V
BUS
BUS
fault events by sending RXCMDs on the ULPI bus. To use the FAULT pin,
BUS
for SRP.
CC(I/O)
overcurrent or fault circuit is used, the output fault indicator of that
pin (R
Section
Rev. 03 — 28 July 2010
provides power to on-chip pads of the following pins:
VBUS
), see
17. This provides an accurate voltage reference that
Section
BUS
Section
driving and monitoring. If neither function is used,
BUS
17.
ULPI HS USB host and peripheral transceiver
comparators, and also charges and
17.
RREF
, must be connected between RREF
Section
17.
ISP1507D1
Section
© ST-ERICSSON 2010. All rights reserved.
13,
Section 14
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