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ISP1521 Datasheet(PDF) 4 Page - NXP Semiconductors

Part # ISP1521
Description  Hi-Speed Universal Serial Bus hub controller
PDF  53 Pages
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Manufacturer  PHILIPS [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

ISP1521 Datasheet(HTML) 4 Page - NXP Semiconductors

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Fig 1.
Block diagram.
MLD710
I2C-BUS
CONTROLLER
POWER
SWITCH
OVERCURRENT
DETECTION
LINK LEDS
LINK LEDS
BIT CLOCK
RECOVERY
PLL
ANALOG
TRANSCEIVER
• ORIGINAL USB
• HI-SPEED USB
ROUTING LOGIC
PHILIPS PIE
PHILIPS SIE
PORT
CONTROLLER
HUB
CONTROLLER
RAM
ROM
MINI-HOST
CONTROLLER
HUB REPEATER
• ORIGINAL USB
• HI-SPEED USB
ANALOG TRANSCEIVER
• ORIGINAL USB
• HI-SPEED USB
TRANSACTION
TRANSLATOR
VCC1
RPU
DM0
DP0
SDA
ADOC
NOOC
SUSPEND
SCL
I2C-bus
12 MHz
upstream port 0
XTAL1
XTAL2
RREF
VCC2
VCC3
VCC4
VREF(5V0)
POWER
SWITCH
OVERCURRENT
DETECTION
ANALOG
TRANSCEIVER
• ORIGINAL USB
• HI-SPEED USB
downstream
port 1
downstream
port 2 to port 6
downstream
port 7
DM7
DM1
DP1
OC1_N
PSW1_N
GRN1_N
AMB1_N
DP7
ISP1521
OC7_N
PSW7_N
GRN7_N
AMB7_N
19
20
23
24
72
73
48
49
36
37
65
66
1
60
41
79
80
43
42
4
3
7
5
11, 50
17, 56
30, 70
13, 52
31, 69
GND
2, 6, 8,
12, 14,
18, 29,
44, 47,
51, 53,
57, 71
RESET_N
HUBGL_N
78
40
PORT 1
PORT 2 to 6
PORT 7



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