參數(shù)資料
型號(hào): WJLXT972MLC.A4
廠商: CORTINA SYSTEMS INC
元件分類: 網(wǎng)絡(luò)接口
英文描述: DATACOM, ETHERNET TRANSCEIVER, PQFP48
封裝: ROHS COMPLIANT, LQFP-48
文件頁(yè)數(shù): 60/92頁(yè)
文件大小: 1257K
代理商: WJLXT972MLC.A4
Intel
LXT972M Single-Port 10/100 Mbps PHY Transceiver
Datasheet
63
Document Number: 302875-005
Revision Date: 27-Oct-2005
Table 25 lists the I/O characteristics for the REFCLK/XI and XO pins.
Table 26 lists the I/O characteristics for the LXT972M Transceiver LED/CFG pins.
Table 25. I/O Characteristics - REFCLK/XI and XO Pins
Parameter
Symbol
Min
Typ1
Max
Units
Test Conditions
Input Low Voltage
VIL
––
0.8
V
Input High Voltage
VIH
2.0
V
Input Clock Frequency Tolerance2
Δf–
±100 ppm
Input Clock Duty Cycle
2
Tdc
35
65
%
Input Capacitance
CIN
3.0–pF
1. Typical values are at 25 °C and are for design aid only, not guaranteed, and not subject to production
testing.
2. Parameter is guaranteed by design and not subject to production testing.
Table 26. I/O Characteristics - LED/CFG Pins
Parameter
Symbol
Min
Typ
Max
Units
Test Conditions
Input Low Voltage
VIL
––
0.8
V
Input High Voltage
VIH
2.0
V
Input Current
II
-10
10
μA0 < VI < VCCIO
Output Low Voltage
VOL
––
0.4
V
IOL = 10 mA
Output High Voltage
VOH
2.0
V
IOH = -10 mA
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