KS8995XA データシートの表示（PDF） - Micrel
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KS8995XA Datasheet PDF : 51 Pages
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KS8995XA
Micrel, Inc.
Pin Number
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
Pin Name
VDDAR
RXP5
RXM5
GNDA
TXP5
TXM5
VDDAT
FXSD5
FXSD4
GNDA
VDDAR
GNDA
VDDAR
GNDA
NC / MUX1
NC / MUX2
PWRDN_N
RESERVE/NC
GNDD
VDDC
PMTXEN
PMTXD3
PMTXD2
PMTXD1
PMTXD0
PMTXER
PMTXC
GNDD
VDDIO
PMRXC
PMRXDV
PMRXD3
Type(1)
P
I
I
Gnd
O
O
P
I
I
Gnd
P
Gnd
P
Gnd
I
I
Ipu
Gnd
P
Ipd
Ipd
Ipd
Ipd
Ipd
Ipd
O
Gnd
P
O
Ipd/O
Ipd/O
Port
5
5
5
5
5
4
5
5
5
5
5
5
5
5
5
5
Pin Function(2)
1.8V analog VDD.
Physical receive signal + (differential).
Physical receive signal – (differential).
Analog ground.
Physical transmit signal + (differential).
Physical transmit signal – (differential).
2.5V or 3.3V analog VDD.
Fiber signal detect/factory test pin.
Fiber signal detect/factory test pin.
Analog ground.
1.8V analog VDD.
Analog ground.
1.8V analog VDD.
Analog ground.
No connect. Factory test pin.
No connect. Factory test pin.
Full-chip power down. Active low.
Reserved pin. No connect.
Digital ground.
1.8V digital core VDD.
PHY[5] MII transmit enable.
PHY[5] MII transmit bit 3.
PHY[5] MII transmit bit 2.
PHY[5] MII transmit bit 1.
PHY[5] MII transmit bit 0.
PHY[5] MII transmit error.
PHY[5] MII transmit clock. PHY mode MII.
Digital ground.
3.3V digital VDD for digital I/O circuitry.
PHY[5] MII receive clock. PHY mode MII.
PHY[5] MII receive data valid.
PHY[5] MII receive bit 3. Strap option: PD (default) = enable flow
control; PU = disable flow control.
Notes:
1. P = Power supply.
I = Input.
O = Output.
I/O = Bidirectional.
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.
2. PU = Strap pin pull-up.
PD = Strap pull-down.
Otri = Output tristated.
May 2005
9
M9999-051305
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