BCM43143KMLGT Datasheet, PDF (34/58 Pages) Cypress Semiconductor – Single-Chip IEEE 802.11b/g/n MAC/PHY/Radio with USB/SDIO Host Interface

BCM43143 Advance Data Sheet
WLAN Current Consumption
WLAN Current Consumption
The WLAN current consumption measurements are shown in Table 8 through Table 9 on page 34.
Table 8: WLAN Current Consumption in SDIO Mode using SR_VDDBAT5V^a
VDDIO SR_VDDBAT5V WRF_PA_VDD3P3 WRF_PAD_VDD3P3 USB_AVDD3P3
Host Interface SDIO
mA
OFF (Low power off 0
0.07
0
0
0
mode: VDDIO
switched off)
Sleep^b
1
2
0
1
1
Power save^c
1
3
0
1
1
RX (Listen), 2.4 GHz 1
40
0
1
0
HT 20^d
RX (Active), 2.4 GHz 2
65
0
1
0
HT 20^e,f
TX CCK (20 dBm @ 1
56
329
30
0
Chip port, 2.4 GHz HT
20)^g
TX OFDM, 54 Mbps (– 2
58
295
30
0
20 dBm @ Chip port,
2.4 GHz HT 20)^g
TX MCS7 (18 dBm @ 2
72
249
24
0
Chip port, 2.4 GHz
HT20)^g
TX MCS7 (18 dBm @ 2
78
272
25
0
Chip port, 2.4 GHz
HT40)^g
a. Typical numbers, measured at 3.3V, 25°C.
b. Inter-beacon sleep.
c. Beacon interval = 102.4 ms, DTIM = 3, Beacon duration = 1 ms @ 1 Mbps.
Integrated sleep + wake up + Beacon RX current over 3 DTIM intervals.
d. Carrier sense (CCA) when no carrier present.
e. Carrier sense (CS) detect/packet RX.
f. Applicable to all supported rates.
g. Duty cycle is 100%.
I_Total P_Total
mW
0.07 0.2
< 5 < 17
< 6 < 20
42 139
68 224
416 1373
385 1265
347 1145
377 1244
Broadcom^®
November 14, 2014 • 43143-DS104-R
Single-Chip IEEE 802.11b/g/n MAC/PHY/Radio
Page 33