E49-400T20D
E49-400T20D is an ultra-high cost-effective wireless module developed by Chengdu Ebyte. There are 4 operating modes. Each transmission mode has its own characteristics and can be applied to various application scenarios. E49-400T20D perfectly supports industrial-grade applications.
Limit Parameters
| Main Parameters |
Performance |
Remarks |
|
| Min. |
Max |
||
| Power supply（V） |
0 |
3.3 |
Voltage over 5.5V will causepermanent damage to the module |
| Blocking power（dBm） |
- |
10 |
Chances of burn is slim when modulesare used in short distance |
| Operating temperature（℃） |
-40 |
80 |
|
Operating parameter
| Main Parameters |
Performance |
Remarks |
||
| Min. |
Typ. |
Max. |
||
| Operating voltage（V） |
2.6 |
5 |
3.6 |
|
| Communication level（V） |
|
3.3 |
|
|
| Operating temperature（℃） |
-40 |
- |
80 |
Industrial design |
| Operating frequency（MHz） |
410 |
433 |
510 |
Support ISM band |
| TX Current(mA) |
|
75 |
|
Instant power consumption |
| RX current（mA） |
|
12 |
|
|
| Sleep current（μA） |
|
0.7 |
|
Software is shut down |
| Max Tx power（dBm） |
- |
- |
20.0 |
|
| Receiving sensitivity（dBm） |
-116 |
-117 |
-117 |
Air data rate is 1.2kbps |
| Air data rate（bps） |
1.2k |
2.4k |
200k |
Controlled via user’s programming |
| Main parameter |
Description |
Remarks |
| Distance for reference |
2.5km |
Test condition：clear and open area, antenna gain: 5dBi，antenna height: 2.5m，air data rate: 1.2kbps |
| Sub-packet |
54 Byte |
The maximum capacity of a single package is automaticallypacked after exceeding. |
| Buffer |
500 Byte |
|
| Modulation |
GFSK |
|
| Communication interface |
UART |
|
| Package |
DIP |
|
| Connector |
2.54mm pin header |
|
| Size |
36*21mm |
|
| Antenna |
SMA |
50 ohm impedance |
E49-400T20S
| Main Parameters |
Value |
Remarks |
|
| Min. |
Max |
||
| Power supply（V） |
0 |
5.5 |
Voltage over 5.5V will cause permanentdamage to module |
| Blocking power（dBm） |
- |
10 |
Chances of burn is slim when modulesare used in short distance |
| Operating temperature（℃） |
-40 |
+85 |
- |
|
Main Parameters |
Value |
Remarks |
||
| Min. |
Typical |
Max |
||
| Operating voltage（V） |
2.6 |
5.0 |
5.5 |
- |
| Communication level（V） |
- |
3.3 |
- |
For 5V TTL, it may be at risk of burning down |
| Operating temperature（℃） |
-40 |
- |
80 |
Industrial design |
| Operating frequency（MHz） |
410 |
433 |
510 |
Support ISM band |
| TX Current(mA) |
- |
91 |
- |
Instant power consumption |
| RX current（mA） |
- |
12 |
- |
- |
| Sleep current（μA） |
- |
0.7 |
- |
Software is shut down |
| Max Tx power（dBm） |
- |
- |
20.0 |
- |
| Receiving sensitivity（dBm） |
-116 |
-118 |
-119 |
Air data rate is1.2kbps |
| Air data rate（bps） |
1.2k |
2.4k |
200k |
Controlled via user’s programming |
| Main parameter |
Description |
Remarks |
| Distance for reference |
2.5km |
Test condition：clear and open area, antenna gain:5dBi,antenna height:2.5m，air data rate:1.2kbps |
| FIFO |
54 Byte |
Maximum capacity of single transmission |
| Cache capacity |
500 Byte |
- |
| Modulation |
GFSK |
- |
| Communication interface |
UART serial port |
- |
| Package |
SMD |
- |
| Connector |
1.27mm |
- |
| Size |
26*16mm |
- |
| Antenna |
IPEX/Stamp hole |
50 ohm impedance |
