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ML4644CQ Datasheet(PDF) 2 Page - Micro Linear Corporation |
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ML4644CQ Datasheet(HTML) 2 Page - Micro Linear Corporation |
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2 / 11 page ![]() 2 ML4644 PIN CONNECTIONS PIN DESCRIPTION PIN # NAME FUNC. DESCRIPTION 1 CDOUT2P Output Collision signal pair for DTE port 2. 2 CDOUT2N Output Collision signal pair for DTE port 2. 3 COLL Output Open collector LED driver for collision. 4 CDOUT3P Output Collision signal pair for DTE port 3. 5 CDOUT3N Output Collision signal pair for DTE port 3. 6 NC No connection. 7 TxIN2P Input Transmit signal pair for DTE port 2. 8 NC No connection. 9 NC No connection. 10 TxIN2N Input Transmit signal pair for DTE port 2. 11 TxIN3P Input Transmit signal pair for DTE port 3. 12 TxIN3N Input Transmit signal pair for DTE port 3. PIN # NAME FUNC. DESCRIPTION 13 NC No connection. 14 TxOUTN Output Transmit signal pair for MAU port. 15 TxOUTP Output Transmit signal pair for MAU port. 16 Reserved This pin should be tied to VCC. 17 RRSET Input Bias setting external resistor, 61.9ký, connected to VCC 18 NC No connection. 19 JAB2 Output Open collector jabber LED driver for Jabber of DTE port 2. 20 RxOUT1P Output Receive signal pair for DTE port 1. 21 RxOUT1N Output Receive signal pair for DTE port 1. 22 REC Output Open collector LED driver for receive. Grounding this pin enables loopback. CDINN CDOUT4N CDOUT4P NC TxIN1P TxIN1N CDOUT1N CDOUT1P GND Tx1 Tx2 Tx3 Tx4 TxIN4P TxIN4N JAB1 SQEN4 TxIN2N TxIN3P TxIN3N NC TxOUTN TxOUTP RESERVED RRSET NC JAB2 RxOUT1P RxOUT1N REC RxOUT2P RxOUT2N VCC VCC 27 28 29 30 31 32 33 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 98 7 6 5 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 34 2 35 1 36 68 37 67 38 66 39 40 41 42 43 65 64 63 62 61 ML4644 |
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