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Token Ring Transmitter Module
ELECTRONICS INC.
EPT7090
• Optimized for Texas Instrument’s TI38054 • • Supports STP Transmission • • Complies with or exceeds IEEE 802.5 Requirements •
Electrical Parameters @ 25° C
Impedance (Ω ) Insertion Loss ( dB Max. ) ( dB Min. ) 1-6 MHz -14 Return Loss (dB Min.) 6-17 MHz -12 17-25 MHz -8 Common Mode Rejection (dB Min.) 1 5 100 KHz MHz MHz -65 -45 -30 20 MHz -30 70 100 200 MHz MHz MHz -15 -15 -20
Chip Side 1-4 8 16 24 32 36 44 80 MHz MHz MHz MHz MHz MHz MHz MHz 600 Cable Side 150 -.5 -.8 -1 -1.7 -7 -25 -30 -25
Schematic
Ph- 6 Ph+ 11 Tx+ 16 15 2 Tx- 1 Impedance DataSheet4U.com Xmit Matching Filter Network CMF 8 Tu7 3 , 14 Pins 4 , 5 , 12 , 13 are Not Connected 10 9 Tu+
DataShee
Package
A J
PCA EPT7090 Date Code Dim.
EPT7090 Datasheet
