adm6993 Infineon Technologies Corporation, adm6993 Datasheet - Page 12

• Manufacturer Part Number: adm6993
• Description: Adm6993/x Hdlc To Fast Ethernet Converter
• Manufacturer: Infineon Technologies Corporation

2.3
ADM6993/X pins are categorized into one of the following groups:
•
•
•
•
•
•
•
•
Note: If not specified, all signals default to digital signals.
Table 4
Pin or Ball No. Name
40
50
41
49
43
47
44
46
Table 5
Pin or Ball No. Name
87
86
Data Sheet
Port 0/1 Twisted Pair Interface, 8 pins
Port 2 (MII/RMII/GPSI) Interface, 17 pins
Port 1 alternative MII Port Interface, 17 pins
LED Interface, 13 pins
EEPROM Interface, 4 pins
Configuration Interface, 28 pins
Ground/Power Interface, 27 pins
Miscellaneous, 14 pins
Pin Descriptions
Port 0/1 Twisted Pair Interface (8 Pins)
Port 2 (MII/RMII/GPSI) Interface (17 Pins)
TXP_0
TXP_1
TXN_0
TXN_1
RXP_0
RXP_1
RXN_0
RXN_1
P2TXD0
FXMODE0
P2TXD1
FXMODE1
Pin
Type
AO
AO
AO
AO
AI
AI
AI
AI
Pin
Type
I/O
I/O
Buffer
Type
Buffer
Type
TTL, PD,
8mA
TTL, PD,
8mA
12
Function
Twisted Pair Transmit
Output Positive.
Twisted Pair Transmit
Output Negative.
Twisted Pair Receive
Input Positive.
Twisted Pair Receive
Input Negative.
Function
Port 2 MII Transmit Data bit 0
Synchronous to the rising edge of TXCLK.
FXMODE0
During power on reset, value will be latched by
ADM6993/X at the rising edge of RESETL as bit 0 of
FXMODE.
Port 2 MII Transmit Data bit 1
Synchronous to the rising edge of TXCLK.
FXMODE1
During power on reset, value will be latched by
ADM6993/X at the rising edge of RESETL as bit 1 of
FXMODE.
FXMODE [1:0]
00
01
10
11
B
B
B
B
, Both Port0 & Port1 are TP port
, Port0 is TP port and Port1 is FX port
, Port0 is TP port and Port1 is FX port (converter
mode)
, Both Port0 & Port1 are FX port
Interface
Interface Description
Rev 1.11, 2005-11-28
ADM6993/X