KSZ9031MNX Datasheet, PDF (38/76 Pages) Micrel Semiconductor – The KSZ9031MNX is a completely integrated triple-speed (10Base-T/100Base-TX/1000Base-T) Ethernet physicallayer transceiver for transmission and reception of data on standard CAT-5 unshielded twisted pair (UTP) cable.

Micrel, Inc.
KSZ9031MNX
Transceiver (2.5V), Digital I/Os (2.5V)
Condition
1000Base-T link-up (no traffic)
1000Base-T full-duplex @ 100% utilization
100Base-TX link-up (no traffic)
100Base-TX full-duplex @ 100% utilization
10Base-T link-up (no traffic)
10Base-T full-duplex @ 100% utilization
EEE Mode – 1000Mbps
EEE Mode – 100Mbps (TX and RX in LPI)
Software power-down mode (Reg. 0h.11 = 1)
1.2V Core
(DVDDL, AVDDL,
AVDDL_PLL)
mA
211
221
60.6
61.2
7.0
7.7
41.6
25.3
0.9
2.5V Transceiver⁽¹⁾
(AVDDH –
commercial temp
only)
mA
58.6
57.6
24.8
24.8
12.5
25.8
4.4
4.0
3.0
2.5V Digital I/Os
(DVDDH)
mA
19.3
40.5
10.0
13.7
4.3
8.3
2.9
5.2
5.3
Table 11. Typical Current/Power Consumption – Transceiver (2.5V), Digital I/Os (2.5V)
Total Chip
Power
mW
448
510
160
170
50
94
68
53
22
Transceiver (2.5V), Digital I/Os (1.8V)
Condition
1000Base-T link-up (no traffic)
1000Base-T full-duplex @ 100% utilization
100Base-TX link-up (no traffic)
100Base-TX full-duplex @ 100% utilization
10Base-T link-up (no traffic)
10Base-T full-duplex @ 100% utilization
EEE Mode – 1000Mbps
EEE Mode – 100Mbps (TX and RX in LPI)
Software power-down mode (Reg. 0h.11 = 1)
1.2V Core
(DVDDL, AVDDL,
AVDDL_PLL)
mA
211
221
60.6
61.2
7.0
7.7
41.6
25.3
0.9
2.5V Transceiver⁽¹⁾
(AVDDH –
commercial temp
only) *
mA
58.6
57.6
24.8
24.8
12.5
25.8
4.4
4.0
3.0
1.8V Digital I/Os
(DVDDH)
mA
14.2
29.3
7.3
10.0
3.1
6.0
2.4
3.8
3.7
Table 12. Typical Current/Power Consumption – Transceiver (2.5V), Digital I/Os (1.8V)
Note:
1. 2.5V AVDDH is recommended for commercial temperature range (0°C to +70°C) operation only.
Total Chip
Power
mW
425
462
148
153
45
85
65
47
15
October 2012
38
M9999-103112-1.0