21143TD Intel, 21143TD Datasheet - Page 39

• Manufacturer Part Number: 21143TD
• Manufacturer: Intel

Specifications of 21143TD

• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (max): 3.6V
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 144
• Lead Free Status / Rohs Status: Not Compliant

3.8.3
3.8.4
Preliminary
Datasheet
SYM 10/100-Mb/s Timing—Signal Detect
Figure 15
signal detect timing limits.
1.
MII 10/100-Mb/s Timing—Receive Error
Figure 16
receive error timing limits.
1.
Symbol
Tts
Tth
Tts
Tth
Input signal detect (sd) is latched internally on the falling edge of sym_rclk.
Input signal detect (mii_rx_err) is latched internally on the falling edge of mii_rclk.
Symbol
1
1
1
1
mii_rx_err
sym_rclk
shows the SYM port signal detect timing characteristics, and
shows the MII port receive error timing characteristics, and
mii_rclk
Definition
sd setup (both rise and fall transactions) to
sym_rclk fall time
sd hold (both rise and fall transactions) after
sym_rclk fall time
mii_rx_err setup (both rise and fall
transactions) to mii_rclk rise time
mii_rx_err hold (both rise and fall
transactions) after mii_rclk rise time
sd
Table 29. SYM Port Timing Limits—Signal Detect
Table 30. MII Port Timing Limits—Receive Error
Figure 15. SYM Port Timing Diagram—Signal Detect
Figure 16. MII Port Timing Diagram—Receive Error
1
1
Definition
2
Tts
2
Tts
3
Minimum
3
Minimum
10
12
10
10
Tth
Maximum
Table 30
Table 29
4
Tth
Maximum
4
—
—
—
—
lists the MII port
lists the SYM port
LJ-04945.AI4
LJ03906A.AI4
Units
5
Unit
ns
ns
ns
ns
5
21143
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