78Q2120C09-DB Maxim Integrated Products, 78Q2120C09-DB Datasheet - Page 23

• Manufacturer Part Number: 78Q2120C09-DB
• Description: BOARD DEMO 787Q2120C
• Manufacturer: Maxim Integrated Products

Specifications of 78Q2120C09-DB

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

MII Transmit Interface
MII Receive Interface
Page: 23 of 35
CHARACTERISTICS
Setup Time: TX_CLK to
TXD[3:0], TX_EN, TX_ER
Hold Time: TX_CLK to
TXD[3:0], TX_EN, TX_ER
CKIN-to-TX_CLK Delay
TX_CLK Duty-Cycle
CHARACTERISTICS
Receive Output Delay:
RX_CLK to RXD[3:0],
RX_DV, RX_ER
RX_CLK Duty-Cycle
RX_CLK
RXD[3:0]
RX_DV
or
RX_ER
SYMBOL
SYMBOL
RX
TX
TX
T
CKIN
TX_CLK
TXD[3:0]
or
TX_ER
CKIN
TX_EN
Receive Outputs from the 78Q2120C
DLY
SU
HD
Transmit Inputs to the 78Q2120C
©
2009 Teridian Semiconductor Corporation
CONDITIONS
CONDITIONS
TX SU
RX
DLY (MAX)
RX
(MIN)
DLY
T CKIN
TX HD
MIN
MIN
15
40
10
40
0
0
NOM
NOM
10/100BASE-TX
MAX
MAX
60
60
40
30
Transceiver
78Q2120C
UNIT
UNIT
ns
ns
ns
ns
%
%
Rev 1.3