LAN88710_samples SMSC, LAN88710_samples Datasheet - Page 73

• Manufacturer Part Number: LAN88710_samples
• Description: Ethernet ICs MII/RMII 10/100 Automot Transceiver
• Manufacturer: SMSC

Specifications of LAN88710_samples

• Ethernet Connection Type: 10BASE-T, 100BASE-TX
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Product: Ethernet Transceivers
• Standard Supported: IEEE802.3, IEEE802.3u
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 1.6 V
• Maximum Operating Temperature: + 85 C
• Package / Case: QFN-32
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Small Footprint MII/RMII 10/100 Ethernet Transceiver for Automotive Applications
Datasheet
SMSC LAN88710AM/LAN88710BM
5.6.4
SYMBOL
t
t
t
t
t
hold
clkp
clkh
TXD[3:0]
clkl
val
TXCLK
TXEN
MII Interface Timing
This section specifies the MII interface transmit and receive timing. Please refer to
on page 31
Note 5.15 40 ns for 100BASE-TX operation, 400 ns for 10BASE-T operation.
Note 5.16 Timing was designed for system load between 10 pF and 25 pF.
TXCLK period
TXCLK high time
TXCLK low time
TXD[3:0], TXEN output valid from rising edge of
TXCLK
TXD[3:0], TXEN output hold from rising edge of
TXCLK
for additional details.
t
DESCRIPTION
hold
Table 5.9 MII Transmit Timing Values
Figure 5.4 MII Transmit Timing
t
val
t
DATASHEET
clkh
t
clkp
73
t
clkl
t
Note 5.15
t
t
clkp
clkp
val
10.0
MIN
* 0.4
* 0.4
t
t
clkp
clkp
MAX
25.0
* 0.6
* 0.6
t
hold
UNITS
Revision 1.1 (05-26-10)
ns
ns
ns
ns
ns
Section 3.4.1, "MII,"
t
val
Note 5.16
Note 5.16
NOTES