Datasheet

 2016-2018 Microchip Technology Inc. DS00002202C-page 33
KSZ8081MNX/RNB
3.13.3 TRANSCEIVER (3.3V), DIGITAL I/OS (1.8V)
TABLE 3-11: TYPICAL CURRENT/POWER CONSUMPTION (VDDA_3.3 = 3.3V, VDDIO = 1.8V)
Condition
3.3V Transceiver
(VDDA_3.3)
1.8V Digital I/Os
(VDDIO)
Total Chip Power
mA mA mW
100BASE-TX Link-up (no traffic) 34 11 132
100BASE-TX Full-duplex @ 100% utilization
34 12 134
10BASE-T Link-up (no traffic)
15 9.0 65.7
10BASE-T Full-duplex @ 100% utilization
27 9.0 105
Power-saving mode (Reg. 1Fh, Bit [10] = 1)
15 9.0 65.7
EDPD mode (Reg. 18h, Bit [11] = 0)
11 9.0 52.5
EDPD mode (Reg. 18h, Bit [11] = 0) and
PLL off (Reg. 10h, Bit [4] = 1)
4.05 1.21 15.5
Software power-down mode (Reg. 0h, Bit [11] =1)
2.79 1.21 11.4
Software power-down mode (Reg. 0h, Bit [11] =1) and
slow-oscillator mode (Reg. 11h, Bit [5] =1)
1.65 0.19 5.79