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AM79C873 bảng dữ liệu(PDF) 32 Page - Advanced Micro Devices

tên linh kiện AM79C873
Giải thích chi tiết về linh kiện  NetPHY??-1 10/100 Mbps Ethernet Physical Layer Single-Chip Transceiver with 100BASE-FX Support
PDF  44 Pages
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nhà sản xuất  AMD [Advanced Micro Devices]
Trang chủ  http://www.amd.com
Logo AMD - Advanced Micro Devices

AM79C873 bảng dữ liệu(HTML) 32 Page - Advanced Micro Devices

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Am79C873
PRELIMINARY
MII TTL Outputs
(RXD0-3, RX_EN, RX_DV, RX_ER, CRS, COL, MDIO)
VOL
Output Low Voltage
IOL = 4 mA
0.4
V
VOH
Output High Voltage
IOH = -4 mA
2.4
V
Non-MII TTL Outputs
(TXLED, RXLED, LINKLED, COLLED, FDXLED, RX_LOCK)
VOL
Output Low Voltage
IOL = 1 mA
0.4
V
VOH
Output High Voltage
IOH = -0.1 mA
2.4
V
VICM
RXI+/RXI- Input Common-Mode Voltage
100
Ω Termination Across
1.5
2.0
2.5
V
Twisted Pair Transmitter
ITD100
100TX+± 100BASE-TX Mode
Differential Output Current
19
21
mA
ITD10
10TX± 10BASE-T Differential Output
Current
44
50
56
mA
PECL Receiver
VIH - VCC PECL Receiver Voltage - High
-1.16
-0.90
VIL - VCC PECL Receiver Voltage - Low
-1.81
-1.48
PECL Signal Detect
VIH - VCC PECL Signal Detect Voltage - High
-1.16
-0.90
VIL - VCC PECL Signal Detect Voltage - Low
-1.81
-1.48
PECL Transmitter
VOH -
VCC
PECL Output Voltage - High
-1.05
-0.88
VOL -
VCC
PECL Output Voltage - Low
-1.85
-1.60
DC ELECTRICAL CHARACTERISTICS
(VCC = 5 VDC, ±5%, TA = 0 to 70, unless specified otherwise) (Continued)
Symbol
Parameter
Conditions
Min
Typical
Max
Unit
AC ELECTRICAL CHARACTERISTICS
(Over full range of operating conditions unless specified otherwise)
Symbol
Parameter
Conditions
Min
Typical
Max
Unit
Transmitter
tTR/F
100TXO+/- Differential Rise/Fall Time
3.0
5.0
ns
tTM
100TXO+/- Differential Rise/Fall Time
Mismatch
-0.5
0.5
ns
tTDC
100TXO+/- Differential Output Duty
Cycle Distortion
-0.5
0.5
ns
tT/T
100TXO+/- Differential Output Peak-to-
Peak Jitter
300
ps
XOST
100TXO+/- Differential Voltage
Overshoot
5%



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