78Q8430-100CGT/F TERIDIAN, 78Q8430-100CGT/F Datasheet - Page 13

• Manufacturer Part Number: 78Q8430-100CGT/F
• Description: IC, ETHERNET TXRX, IEEE 802.3, LQFP-100
• Manufacturer: TERIDIAN

Specifications of 78Q8430-100CGT/F

• No. Of Ports: 2
• Ethernet Type: IEEE 802.3x, IEEE 802.3u, IEEE 802.3-2000
• Ic Interface Type: Host Bus, JTAG
• Supply Voltage Range: 0V To 3.3V
• Operating Temperature Range: 0°C To +70°C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

MR1: Status Register
Bits 1.15 through 1.11 reflect the ability of the 78Q2123/78Q2133. They do not reflect any ability changes made
via the MII Management interface to bits 0.13 (SPEEDSL) , 0.12 (ANEGEN) and 0.8 (DUPLEX) in the Control
Register.
Page: 13 of 39
1.15
1.14
1.13
1.12
1.11
1.10
BIT
1.9
1.8
1.7
1.6
1.5
SYMBOL
100T2_H
100T2_F
100X_H
ANEGC
100X_F
10T_H
10T_F
100T4
RSVD
MFPS
EXTS
TYPE DEFAULT DESCRIPTION
R
R
R
R
R
R
R
R
R
R
R
1
1
1
0
1
0
0
0
0
0
0
100BASE-TX Full Duplex Ability:
100BASE-TX Half Duplex Ability:
10BASE-T Full Duplex Ability:
10BASE-T Half Duplex Ability:
100BASE-T4 Ability: Reads ‘0’ to indicate the 78Q2123/78Q2133 do
not support 100Base-T4 mode.
100BASE-T2 Full Duplex Ability:
78Q2123/78Q2133 do not support 100Base-T2 full duplex mode.
100BASE-T2 Half Duplex Ability:
78Q2123/78Q2133 do not support 100Base-T2 full duplex mode.
Extended Status Information Availability: Reads ‘0’ to indicate the
78Q2123/78Q2133 do not support Extended Status information on
MR15.
Reserved
Management Frame Preamble Suppression Support: A “0” indicates
that the 78Q2123/78Q2133 can read management frames with a
preamble.
Auto-Negotiation Complete:
Negotiation process has been completed, and that the contents of
registers MR4,5,6 are valid.
©
0 : Not able
1 : Able
0 : Not able
1 : Able
0 : Not able
1 : Able
0 : Not able
1 : Able
2006 Teridian Semiconductor Corporation
A logic one indicates that the Auto-
10/100BASE-TX Transceiver
Reads ‘0’ to indicate the
Reads ‘0’ to indicate the
Rev 1.1