AX-SIGFOX-API datasheet(7/19 Pages) ONSEMI

部品番号	AX-SIGFOX-API

部品情報	Ultra-Low Power, AT Command Controlled, Sigfox Compliant Transceiver IC for Up-Link and Down-Link

PDF	19 Pages

Scroll/Zoom	100%

メーカー	ONSEMI [ON Semiconductor]

ホームページ	http://www.onsemi.com

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AX−SIGFOX

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Typical Current Waveform

Figure 3. Typical Current Waveform for a Maximum Length Frame with Downlink Receive at 14 dBm Output Power

Typical Current Waveform − Maximum Length Frame with Downlink Receive, Pout = 14 dBm

Time [s]

Battery Life Examples

Scenario 1:

• CR2032 coin cell battery

• One OOB frame transmitter per day at Pout=0 dBm

• Device in Sleep

• Neglecting battery self discharge

CR2032 capacity

225 mAh * 3600 s/h

810 C

Sleep charge per day

1.3 mA * 86400 s

0.11 C/day

OOB frame transmission

0.12 C/day

Total Charge consumption

0.23 C/day

Battery life

9.6 Years

Scenario 2:

• 2 AAA Alkaline batteries in series

• One OOB frame transmitter per day at Pout=14 dBm

• Four maximum length frames with downlink receive

per day at Pout=14 dBm

• Device in Sleep

• Neglecting battery self discharge

2 AAA alkaline capacity

1500 mAh * 3600 s/h

5400 C

Sleep charge per day

1.3 mA * 86400 s

0.11 C/day

OOB frame transmission

0.28 C/day

Frame transmission with downlink

4 * 0.46 C/day

1.84 C/day

Total Charge consumption

2.26 C/day

Battery life

6.5 Years

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