參數(shù)資料
型號: AM79C989JC
廠商: ADVANCED MICRO DEVICES INC
元件分類: 網(wǎng)絡(luò)接口
英文描述: Quad Ethernet Switching Transceiver (QuEST⑩)
中文描述: DATACOM, ETHERNET TRANSCEIVER, PQCC44
封裝: PLASTIC, LCC-44
文件頁數(shù): 32/37頁
文件大?。?/td> 198K
代理商: AM79C989JC
32
Am79C989
P R E L I M I N A R Y
QuASI Interface
Figure 2.
QuASI Interface Timing Diagram
Not Defined
Channel 0
Channel 1
Channel 2
Channel 3
Channel 0
Channel 1
Channel 3
Channel 0
Channel 1
Channel 2
Channel 3
SCLK
QRST/STRB
QTX_EN
QTX_DATA
QRX_DATA
QRX_VALID
QRX_CRS
QCLSN
1
3
4
9
6
7
5
2
3
2
8
9B
Not defined
21173B-6
No.
Symbol
Parameter Description
Min
Max
Unit
1
t
MSI1
SCLK Period (40 MHz, 100 ppm).
Not Tested.
24.9975
25.0025
ns
2
t
MSI2
QRST/STRB hold time after rising edgeof SLCK.
3
ns
3
t
MSI3
QRST/STRB setup time to rising edge of SCLK.
5
ns
4
t
MSI4
SCLK high time.
10
ns
5
t
MSI5
SCLK low time.
10
ns
6
t
MSI6
QTX_EN and QTX_DATA setup time to rising edge of SCLK.
3
ns
7
t
MSI7
QTX_EN and QTX_DATA hold time from rising edge of SCLK.
5
ns
8
t
MSI8
QRX_DATA, QRX_VALID, QCLSN, QRX_CRS delay until valid
from rising edge of SCLK.
4
17.5
ns
9
t
MSI9
Reset Pulse Width of QRST/STRB.
Parameter tested functionally.
1
μ
s
9B
t
MSI9B
Strobe Pulse Width of QRST/STRB.
9
25
ns
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AM79C989JC/T 制造商:Rochester Electronics LLC 功能描述:- Bulk
AM79C989JCT 制造商:AMD 制造商全稱:Advanced Micro Devices 功能描述:Quad Ethernet Switching Transceiver (QuEST⑩)
AM79C98JC 制造商:AMD 制造商全稱:Advanced Micro Devices 功能描述:Twisted-Pair Ethernet Transceiver (TPEX)
AM79C98JC/B 制造商:Advanced Micro Devices 功能描述: 制造商:Advanced Micro Devices 功能描述:Part Number Only
AM79C98JCDV/B 制造商:Advanced Micro Devices 功能描述: