PD69012 Datasheet, PDF (13/18 Pages) Microsemi Corporation – 12 Ports Power Over Ethernet Manager

PD69012 - 12 Ports Power Over Ethernet Manager
Pin
Pin Name
Pin Type
Description
29
PORT_SENSE8
Analog I/O Channel current monitoring
30
FET_G8
Analog I/O Port 8 – Gate control
31
FET_G9
Analog I/O Port 9 – Gate control
32
PORT_SENSE9
Analog I/O Channel current monitoring
33
VPORT_NEG9
Analog I/O Port 9 negative voltage feeding
34
VPORT_NEG10
Analog I/O Port 10 negative voltage feeding
35
PORT_SENSE10
Analog I/O Channel current monitoring
36
FET_G10
Analog I/O Port 10 – Gate control
37
FET_G11
Analog I/O Port 11 – Gate control
38
PORT_SENSE11
Analog I/O Channel current monitoring
39
VPORT_NEG11
Analog I/O Port 11 negative voltage feeding
40
DGND1
GND
Digital ground
41
DISABLE_PORTS_N
Digital Input Disable All Ports Power – Active Low
42
CS_N
Digital I/O SPI bus, Chip Select
43
MISO
Digital I/O SPI bus, Master Data in/slave out
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
Digital I/O Third pin in I²C protocol
TEST_MODE
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 chip initialization
52
VCC2P5
Internal Regulator Internal 2.5 v 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 3.3 v output voltage source for external devices
58
CS_EEPROM_N & LSL MULTIPLEXED Digital Output SPI bus, EEPROM Chip Select & Led Stream Latch (if set)
WITH INTERRUPT_N
Open drain Multiplexed with interrupt out
Copyright © 2009
Rev. 1.0, 2009-03-03
Microsemi
Analog Mixed Signal Group
2381 Morse Avenue, Irvine, CA 92614, USA; Phone (USA): [phone], (ROW): [phone] Fax: [phone]
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