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