DS33R11+ Maxim Integrated Products, DS33R11+ Datasheet - Page 317

• Manufacturer Part Number: DS33R11+
• Description: IC ETH TXRX T1/E1/J1 256-BGA
• Manufacturer: Maxim Integrated Products
• Type: Transceiverr

Specifications of DS33R11+

• Protocol: T1/E1/J1
• Voltage - Supply: 1.8V, 3.3V
• Mounting Type: Surface Mount
• Package / Case: 256-BGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Number Of Drivers/receivers: -

13.3 RMII Interface
(Note 1,
REF_CLK Frequency
REF_CLK Period
REF_CLK Low Time
REF_CLK High Time
REF_CLK to TXD, TX_EN Delay
Note 1: Timing parameters in this table are guaranteed by design (GBD).
Figure 13-3. Transmit RMII Interface Timing
Table 13-7. Transmit RMII Interface
REF_CLK
TXD[1:0]
Figure
TX_EN
PARAMETER
13-3)
SYMBOL
t2
t1
t2
t3
t4
MIN
317 of 344
7
7
5
10Mbps
±50ppm
50MHz
TYP
t1
20
MAX
t4
t4
13
13
10
MIN
t3
7
7
5
100Mbps
±50ppm
50MHz
TYP
20
MAX
13
13
10
UNITS
ns
ns
ns
ns