ISP1520BDGA ST-Ericsson Inc, ISP1520BDGA Datasheet - Page 43

• Manufacturer Part Number: ISP1520BDGA
• Description: IC USB HUB CONTROLLER HS 64-LQFP
• Manufacturer: ST-Ericsson Inc

Specifications of ISP1520BDGA

• Applications: USB Hub/Microcontroller
• Interface: I²C
• Package / Case: 64-LQFP
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Supply: -
• Other names: 568-1169; ISP1520BD,551; ISP1520BD-S

Philips Semiconductors
ISP1520_4
Product data sheet
Fig 19. Self-powered hub; individual port power switching; individual overcurrent detection
3.3 V or 5.0 V
16.3 Self-powered hub configurations
TEST_HIGH
TEST_LOW
V
REF(5V0)
ADOC
GND
POWER SUPPLY −
REGULATOR
3.3 V LDO
5 V ± 3 %
VOLTAGE
ISP1520
V
CC
+
+4.85 V (min)
PSW4_N
OC4_N
PSW1_N
OC1_N
PSW2_N
OC2_N
PSW3_N
OC3_N
Rev. 04 — 28 April 2006
47 kΩ
47 kΩ
0.1 µF
0.1 µF
T1
T4
120 µF
120 µF
ferrite bead
ferrite bead
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
Hi-Speed USB hub controller
+4.75 V
+4.75 V
(min)
(min)
port connector
downstream
V
D+
D−
GND
SHIELD
V
D+
D−
GND
SHIELD
004aaa305
port 2
port 3
BUS
BUS
ISP1520
to
1
4
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