PD69008 Datasheet, PDF (12/15 Pages) Microsemi Corporation – 8 Ports Power Over Ethernet Manager

PD69008 - 8 Ports Power Over Ethernet Manager
Pin
Pin Name
[Package]
Pin Type
Description
44
MOSI
Digital I/O
SPI bus, Master Data out/slave in
45
SCK
Digital I/O
SPI bus, Serial clock I/O
46
SCL
Digital Input I2C bus, Serial Clock Input
47
SDA_OUT MULTIPLEXED WITH
TEST_MODE
Digital I/O
Third pin in I²C protocol
Test Mode Pin – Must be tied to VPERI with pull-up
resistor if not used
48
SDA
Digital I/O
I2C bus, open drain
49
RESET_N
Digital I/O
Active Low Reset I/O
50
IREF
Analog I/O
Current reference
51
ASICINI
Analog Input Analog input for Asic initialization
52
VCC2P5
Internal Regulator Internal 2.5v source – not to be used for external
devices
53
I2CINI
Analog Input Analog input for I2C initialization
54
QGND
GND
Quiet analog ground
55
ADC2P5
Internal reference ADC reference – not to be used for external
devices
56
EXT_REG
Analog Out
External regulation
57
VPERI
Analog Out
Regulated 3.3v output voltage source for external
devices
58
CS_EEPROM_N & LSL
Digital Output Open SPI bus, EEPROM Chip Select & LED Stream
MULTIPLEXED WITH INTERRUPT_N
drain
Latch (if set) Multiplexed with interrupt out
59
LSD MULTIPLEXED WITH GPIO_2
Digital I/O
LED Stream Data – data out Multiplexed with
General purpose I/O
60
LSC MUXED WITH GPIO_3
Digital I/O
LED Stream CLK– CLK out Multiplexed with
General purpose I/O
61
SENSE_NEG
Analog I/O
Port sense reference
62
AGND2
GND
Analog ground
63
VPORT_NEG0
Analog I/O
Port 0 negative voltage feeding
64
PORT_SENSE0
Analog I/O
Channel current monitoring
65
FET_G0
Analog I/O
Port 0 – Gate control
66
FET_G1
Analog I/O
Port 1 – Gate control
67
PORT_SENSE1
Analog I/O
Channel current monitoring
68
VPORT_NEG1
Analog I/O
Port 1 negative voltage feeding
69
VPORT_NEG2
Analog I/O
Port 2 negative voltage feeding
70
PORT_SENSE2
Analog I/O
Channel current monitoring
71
FET_G2
Analog I/O
Port 2 – Gate control
72
FET_G3
Analog I/O
Port 3 – Gate control
73
PORT_SENSE3
Analog I/O
Channel current monitoring
74
VPORT_NEG3
Analog I/O
Port 3 negative voltage feeding
75
VPORT_NEG4
Analog I/O
Port 4 negative voltage feeding
76
PORT_SENSE4
Analog I/O
Channel current monitoring
77
FET_G4
Analog I/O
Port 4 – Gate control
78
FET_G5
Analog I/O
Port 5 – Gate control
79
PORT_SENSE5
Analog I/O
Channel current monitoring
80
VPORT_NEG5
Analog I/O
Port 5 negative voltage feeding
Copyright © 2009
Rev. 1.0, 2009-03-15
Microsemi
Analog Mixed Signal Group
Page 12
2381 Morse Avenue, Irvine, CA 92614, USA; Within the USA: [phone], Outside the USA: [phone] Fax: [phone]