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Chengdu Ebyte Electronic Technology Co., Ltd.
2. Specification and parameter
2.1 Limit parameter
Main parameter
Power supply（V）
Blocking power（dBm）
Operating temperature（℃）
2.2 Operating parameter
Main parameter
Operating voltage（V）
Communication level（V）
Operating temperature（℃）
Operating frequency（M Hz）
TX current（mA）
Power
RX current（mA）
consumpti
Sleep current （μA）
on
M ax Tx power（dBm）
Receiving sensitivity（dBm）
Main parameter
Distance for reference
Crystal frequency
Support protocal
Package
Connector
IC
FLASH
RAM
kernel
Size
Antenna
Copyright ©2012–2018，Chengdu Ebyte Electronic Technology Co.,Ltd.
Performance
Min.
0
-
-40
Performance
Min.
Typ.
1.8
3.3
-
3.0
-40
-
2379
2430
-
14
-
12
-
1
3.8
4
-95.4
-96.0
Description
100m
24M Hz / 32.768KHz
BLE 4.2/5.0
SM D
1.27mm
nRF51822-QFAA/QFN48
256KB
16KB
ARM CORTEX-M 0
17.5 * 28.7 mm
Onboard PCB / IPEX
Max.
Voltage over 3.6V will cause permanent
3.6
Chances of burn is slim when modules are
10
used in short distance
85
Max.
≥3.3 V ensures output power
3.6
For 5V TTL, it may be at risk of burning
-
85
2496
-
Instant power consumption
-
-
Software is shut down
4.3
-96.8
Air data rate is 1M bps
Remark
Test condition：clear and open area, antenna gain: 5dBi，
antenna height: 2.5m，air data rate: 1M bps
Equivalent impedance is about 50 ohms
E73-2G4M04S1D User manual
Remark
damage to module
-
Remark
down
Industrial design
Support ISM band
-
-
-
-
-
-
-
-
-
-
-
3
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