isp1521 NXP Semiconductors, isp1521 Datasheet - Page 3

• Manufacturer Part Number: isp1521
• Description: Hi-speed Universal Serial Bus Hub Controller
• Manufacturer: NXP Semiconductors

Fig 1. Block diagram
V
REF(5V0)
V
V
V
V
GND
CC1
CC2
CC3
CC4
11, 50
17, 56
30, 70
13, 52
2, 6, 8,
12, 14,
18, 29,
44, 47,
51, 53,
57, 71
31, 69
DM1
TRANSCEIVER
ORIGINAL USB
HI-SPEED USB
19
ANALOG
TRANSACTION
CONTROLLER
TRANSLATOR
PHILIPS PIE
MINI-HOST
DP1
downstream
20
PORT 1
port 1
OC1_N
OVERCURRENT
23
PSW1_N
DETECTION
LINK LEDS
POWER
SWITCH
GRN1_N
24
72
AMB1_N
73
RPU
5
ANALOG TRANSCEIVER
HUB REPEATER
ORIGINAL USB
ORIGINAL USB
HI-SPEED USB
HI-SPEED USB
RREF
ROUTING LOGIC
7
port 2 to port 6
PORTS 2 to 6
DM0
upstream port 0
downstream
3
DP0
4
XTAL1
PHILIPS SIE
RECOVERY
BIT CLOCK
DM7
ISP1521
TRANSCEIVER
ORIGINAL USB
HI-SPEED USB
42
12 MHz
48
PLL
ANALOG
43
XTAL2
DP7
downstream
49
PORT 7
port 7
OC7_N
OVERCURRENT
36
PSW7_N
DETECTION
LINK LEDS
CONTROLLER
CONTROLLER
CONTROLLER
POWER
SWITCH
I
37
2
GRN7_N
PORT
ROM
C-BUS
RAM
HUB
65
AMB7_N
66
mld710
80
79
40
41
60
78
1
I
2
SDA
SCL
RESET_N
HUBGL_N
SUSPEND
ADOC
NOOC
C-bus