Philips ISP1521 ユーザーズマニュアル
xxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx x xxxxxxxxxxxxxx xxxxxxxxxx xxx xxxxxx xxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxx
xxxxx xxxxxx xx xxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxx xxxxxxx xxxxxxxxxxxxxxxxxxx
xxxxxxxxxxxxxxxx xxxxxxxxxxxxxx xxxxxx xx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxx xxxxx x x
xxxxx xxxxxx xx xxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxx xxxxxxx xxxxxxxxxxxxxxxxxxx
xxxxxxxxxxxxxxxx xxxxxxxxxxxxxx xxxxxx xx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxx xxxxx x x
Philips Semiconductor
s
ISP1521
Hi-Speed USB hub contr
oller
9397 750 13702
© K
oninklijk
e Philips Electronics N.V
. 2004. All r
ights reser
v
ed.
Pr
oduct data
oduct data
Re
v
v
. 03 — 24 No
vember 2004
4 of 53
6.
Bloc
k dia
gram
Fig 1.
Block diagram.
MLD710
I
2
C-BUS
CONTROLLER
POWER
SWITCH
OVERCURRENT
DETECTION
LINK LEDS
LINK LEDS
BIT CLOCK
RECOVERY
PLL
ANALOG
TRANSCEIVER
• ORIGINAL USB
• HI-SPEED USB
• HI-SPEED USB
ROUTING LOGIC
PHILIPS PIE
PHILIPS SIE
PORT
CONTROLLER
HUB
CONTROLLER
RAM
ROM
MINI-HOST
CONTROLLER
HUB REPEATER
• ORIGINAL USB
• ORIGINAL USB
• HI-SPEED USB
ANALOG TRANSCEIVER
• ORIGINAL USB
• HI-SPEED USB
• HI-SPEED USB
TRANSACTION
TRANSLATOR
VCC1
RPU
DM0
DP0
SDA
ADOC
NOOC
SUSPEND
SCL
I
2
C-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
• 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
12, 14,
18, 29,
44, 47,
51, 53,
57, 71
RESET_N
HUBGL_N
78
40
PORT 1
PORT 2 to 6
PORT 7