ISP1521BE-S ST-Ericsson Inc, ISP1521BE-S Datasheet - Page 9

• Manufacturer Part Number: ISP1521BE-S
• Description: IC USB HUB CONTROLLER HS 80-LQFP
• Manufacturer: ST-Ericsson Inc

Specifications of ISP1521BE-S

• Controller Type: USB Hub
• Interface: I²C
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 80-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Supply: -

Philips Semiconductors
ISP1521_4
Product data sheet
Table 2.
[1]
[2]
[3]
[4]
Symbol
AMB1_N
GRN6_N
AMB6_N
GRN5_N
AMB5_N
HUBGL_N
SCL
SDA
Symbol names ending with underscore N (for example, NAME_N) represent active LOW signals.
The maximum current the ISP1521 can sink on a pin is 8 mA.
To disable a downstream port n, connect both pins DPn and DMn to V
disabled in reverse order starting from port 7.
Downstream ports 1 and 2 cannot be disabled.
[1]
Pin description
Pin
73
74
75
76
77
78
79
80
Type
I/O
I/O
I/O
I/O
I/O
O
I/O
I/O
Rev. 04 — 30 March 2006
…continued
Description
output — amber LED port indicator (open-drain) for downstream
facing port 1
input — function of the pin when used as an input is given in
Table 8
output — green LED port indicator (open-drain) for downstream
facing port 6
input — function of the pin when used as an input is given in
Table 9
output — amber LED port indicator (open-drain) for downstream
facing port 6
input — function of the pin when used as an input is given in
Table 8
output — green LED port indicator (open-drain) for downstream
facing port 5
input — function of the pin when used as an input is given in
Table 9
output — amber LED port indicator (open-drain) for downstream
facing port 5
input — function of the pin when used as an input is given in
Table 8
hub GoodLink LED indicator output; the LED is off until the hub is
configured; a transaction between the host and the hub will blink the
LED off for 100 ms; this LED is off in suspend mode (open-drain)
I
I
2
2
C-bus clock (open-drain); see
C-bus data (open-drain); see
[2]
Table 11
Table 11
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
Hi-Speed USB hub controller
CC
(3.3 V); unused ports must be
ISP1521
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