AM79C100JC Advanced Micro Devices, AM79C100JC Datasheet
AM79C100JC
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AM79C100JC Summary of contents
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FINAL Am79C100 Twisted-Pair Ethernet Transceiver Plus (TPEX Plus) DISTINCTIVE CHARACTERISTICS CMOS device provides IEEE 802.3-compliant operation and low operating current from a single +5 V supply Power Down mode for reduced power consumption in battery-powered applications Automatic twisted-pair link integrity ...
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BLOCK DIAGRAM TEST1 TEST2 Line Receiver DO+ and Squelch DO– Circuit CI+ Line Driver CI– SQE TEST DI+ Line Driver DI– PRDN/RST REXT Attachment Unit Interface (AUI) RELATED AMD PRODUCTS Part No. Description Am7996 IEEE-802.3/Ethernet/Cheapernet Tap Transceiver Am79C90 CMOS Local ...
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CONNECTION DIAGRAM XMT LNKST COL AV SS DO+ LOGIC SYMBOL Attachment Unit Interface (AUI) PLCC ...
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ORDERING INFORMATION Standard Products AMD standard products are available in several packages and operating ranges. The order number (valid combination) is formed by a combination of the elements below. AM79C100 DEVICE NUMBER/DESCRIPTION Am79C100 Twisted-Pair Ethernet Transceiver Plus (TPEX Plus) Valid ...
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PIN DESCRIPTION AV DD Analog Power This pin supplies + analog portions of the TPEX Plus circuitry Analog Ground This pin is the ground reference for analog portions of TPEX Plus circuitry. CI+, CI– Control In ...
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In the LOW output state, the pin is capable of sinking a maximum and can be used to drive an LED. The RCV output is pulse stretched for after the end of ...
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FUNCTIONAL DESCRIPTION The Twisted-Pair Ethernet Transceiver Plus (TPEX Plus) complies with the requirements specified by the IEEE 802.3 standard for the attachment unit interface (AUI) and the 10BASE-T standard for a twisted-pair medium attachment unit (MAU). TPEX Plus also imple- ...
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Link Fail, and will reverse the receive polarity based on both the polarity of any previous link beat pulses and the polarity of subsequent packets with a valid end transmit delimiter (ETD). ...
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Signal Quality Error (SQE) Test (Heartbeat) Function When the SQE TEST pin is driven LOW, TPEX Plus will routinely exercise the collision detection circuitry by generating an SQE Test message at the end of every transmission. This signal is a ...
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For these reasons crucial that the values and TXD+ TXP+ TXD– TXP– Am79C100 TPEX Plus RXD+ ...
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Station/DTE Loopback Test Mode Note 1 XMT COL DO± DI± CI± TEST2 SQE TEST TEST1 HIGH HIGH Note: 1. During Loopback, the COL pin does not indicate collision, but instead provides indication of TXD ± /TXP ± activity. For details, ...
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AMD SYSTEM APPLICATIONS Am79C100 13 ...
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Table 1. TPEX Plus Compatible Media Interface Modules Manufacturer Part # Bel Fuse A556-2006-DE Bel Fuse 0556-2006-00 Bel Fuse 0556-2006-01 Valor Electronics PT3877 Valor Electronics PT3983 Valor Electronics FL1012 Nano pulse NP6612 Nano pulse NP6581 Nano pulse NP6696 TDK TLA ...
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AMD ABSOLUTE MAXIMUM RATINGS Storage Temperature Ambient Temperature Under Bias: Supply Voltage ( ...
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DC CHARACTERISTICS (continued) Parameter Symbol Parameter Description Twisted Pair Interface I Input Current at RXD IRXD R RXD Differential Input RXD Resistance V RXD+, RXD– Open Circuit TIVB Input Voltage (Bias) V Differential Mode Input TIDV Voltage Range (RXD ) ...
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AMD SWITCHING CHARACTERISTICS over COMMERCIAL operating ranges Parameter Symbol Parameter Description Transmit Timing t DO Pulse Width Accept/ PWODO Reject Threshold t DO Pulse Width Maintain/ PWKDO Turn-Off Threshold t Transmit Start Up Delay TON t Transmit Static Propagation TSD ...
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SWITCHING CHARACTERISTICS (Continued) Parameter Symbol Parameter Description Receive Timing t RXD Pulse Width Maintain/ PWKRD Turn-Off Threshold t Receiver Start Up Delay RON (RXD First Validly Timed Bit RVB Receiver Static Propagation RSD ...
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AMD SWITCHING TEST CIRCUITS DV DD 294 TXD+ TXD– 294 100 pF Includes test jig capacitance DV SS DI+ DI– CI+ CI– TXP+ Test Point TXP– Includes test jig capacitance 16511B-8 Twisted Pair Transmit Test Circuit AV DD 52.3 Test ...
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KEY TO SWITCHING WAVEFORMS 20 WAVEFORM INPUTS Must be Steady May Change from May Change from Don’t Care, Any Change Permitted Does Not Apply Am79C100 OUTPUTS Will be Steady Will be Changing from H ...
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AMD SWITCHING WAVEFORMS t PWODO DO± V ATH+ V ASQ(min) V ASQ(max) t PWKDO TXD+ TXP+ t THDP TXD- t TON TXP- t XMTON XMT t DODION DI± TXD+ TXP+ TXD- TXP- t PWLP V ATH TLDP ...
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SWITCHING WAVEFORMS RXD± t RON DI+ DI– t RCVON RCV RXD± RXD± PWKRD V TSQ– RHD RLD RF Receive Timing Receive Thresholds Am79C100 AMD t PWKRD V TSQ RETD t ...
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AMD SWITCHING WAVEFORMS DO± RXD± CI+ CI– t COLON COL DO± CI+ CI– COL = 1 t CON t CPW Collision Timing t SQED SQE Test Timing Am79C100 t COFF t COLOFF t CPER 16511B-15 t SQEL 16511B-16 23 ...
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... Copyright © 1998 Advanced Micro Devices, Inc. All rights reserved. AMD, the AMD logo, and combinations thereof are trademarks of Advanced Micro Devices, Inc. Am186, Am386, Am486, Am29000, b IMR, eIMR, eIMR+, GigaPHY, HIMIB, ILACC, IMR, IMR+, IMR2, ISA-HUB, MACE, Magic Packet, PCnet, PCnet- FAST , PCnet- FAST +, PCnet-Mobile, QFEX, QFEXr, QuASI , QuEST, QuIET, TAXIchip, TPEX, and TPEX Plus are trademarks of Advanced Micro Devices, Inc ...