ICS1893BF Data Sheet Rev. E - Release
Chapter 8 Pin Diagram, Listings, and Descriptions
8.3.1 ICS1893BK Pin Descriptions
The ICS1893BK Pin Signal Descriptions are identical in function to the ICS1893BF except for the Pin
Numbers. See section 8.1 for descriptions.
Table 8-9. ICS1893BK MAC Interface Pins
Signal Name
MDIO
MDC
Pin No.
26
Description
Management Data Input/Output
Management Data Clock
Receive Data 3
Receive Data 2
Receive Data 1
Receive Data 0
Receive Data Valid
Receive Clock
27
RXD3
RXD2
RXD1
RXD0
RXDV
RXCLK
RXER
TXCLK
TXEN
TXD0
28
29
30
31
32
34
35
Receive Error
37
Transmit Clock
38
Transmit Enable
Transmit Data 0
Transmit Data 1
Transmit Data 2
Transmit Data 3
Collision Detect
Carrier Sense
39
TXD1
40
TXD2
41
TXD3
42
COL
43
CRS
44
Table 8-10. ICS1893BK Multifunction Pins: PHY Address and LED Pins
Signal Name
P4RD
Pin No.
56
Signals Description
PHYAD[4] / Receive LED
PHYAD[3] / Transmit LED
PHYAD[2] / Link LED
P3TD
54
P2LI
52
P1CL
51
PHYAD[1] / Collision LED
PHYAD[0] / Activity LED
P0AC
49
Table 8-11. ICS1893BK Configuration Pins
Signal Name
10/100
Pin No.
Signals Description
1
2
Output Speed indication, High=100baseTX
Auto-MDIX Enable (built-in internal 50K Ohm pull-up)
10M Transmit Amplitude Current Set Resistor
100M Transmit Amplitude Current Set Resistor
AMDIX_EN
10TCSR
12
13
100TCSR
ICS1893BF, Rev. E, 8/11/09
August, 2009
Copyright © 2009, IDT, Inc.
All rights reserved.
103
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