Datasheet KS8995M (Microchip) - 10

FabricanteMicrochip
DescripciónIntegrated 5-Port 10/100 Managed Switch
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Datasheet KS8995M Microchip Página 10

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KS8995M Micrel, Inc. Pin Number Pin Name Type(1) Port 32 RXP5 I 5 Physical receive signal + (differential) 33 RXM5 I 5 Physical receive signal -(differential) 34 GNDA Gnd 35 TXM5 O 5 Physical transmit signal -(differential) 36 TXP5 O 5 Physical transmit signal + (differential) 37 VDDAT P 38 FXSD5 I 5 Fiber signal detect/factory test pin, pull-down for TX mode 39 FXSD4 I 4 Fiber signal detect/factory test pin, pull-down for TX mode 40 GNDA Gnd 41 VDDAR P 42 GNDA Gnd 43 VDDAR P 44 GNDA Gnd Analog ground 45 MUX1 NC 46 MUX2 NC MUX1 and MUX2 should be left unconnected for normal operation.
They are factory test pins. Pin Function Analog ground 2.5V analog VDD Analog ground
1.8V analog VDD
Analog ground
1.8V analog VDD Mode Mux1 Mux2 Normal Operation NC NC Remote Analog Loopback Mode for Testing only 0 1 Reserved 1 0 Power Save Mode for Testing only 1 1 47 PWRDN_N Ipu Full-chip power down. Active low. 48 RESERVE NC Reserved pin. No connect. 49 GNDD Gnd Digital ground 50 VDDC P 51 PMTXEN Ipd 5 PHY[5] MII transmit enable 52 PMTXD3 Ipd 5 PHY[5] MII transmit bit 3 53 PMTXD2 Ipd 5 PHY[5] MII transmit bit 2 54 PMTXD1 Ipd 5 PHY[5] MII transmit bit 1 55 PMTXD0 Ipd 5 PHY[5] MII transmit bit 0 56 PMTXER Ipd 5 PHY[5] MII transmit error 57 PMTXC O 5 PHY[5] MII transmit clock. PHY mode MII. 58 GNDD Gnd 1.8V digital core VDD Digital ground Note:
1. P = Power supply
I = Input
O = Output
I/O = Bi-directional
Gnd = Ground
Ipu = Input w/ internal pull-up
Ipd = Input w/ internal pull-down
Ipd/O = Input w/ internal pull-down during reset, output pin otherwise
Ipu/O = Input w/ internal pull-up during reset, output pin otherwise
PU = Strap pin pull-up
PD = Strap pin pull-down
Otri = Output tristated
NC = No Connect M9999-070506 10 July 2006