[IC] : -
[Frequency] : 425~450.5MHz
[Power] : 21~30dBm
[Distance] : 2.5km
[Interface] : UART
[Weight] : 8.1±0.1g
[Interface] : E61-433T30D is a high-speed wireless transceiver module,operates at 425-450.5MHz,The package length is unlimited when module works in serial transmission mode, which perfectly realizes continuous transmission for baud rate 57600/38400/19200/9600 and so on.
| RF Parameter | Value | Remark |
| Working frequency | 425~450.5 MHz | Default: 433MHz |
| Transmitting power | 21~30 dBm | Default: 30dBm（About 1W） |
| Receiving sensitivity | -126 dBm | Air data rate: 1.2kbps |
| Air data rate | 1.2k~70kbps | Default: 1.2kbps |
| Test distance | 2500m | In open and clear air, with maximum power, 5dBi antenna gain, height of 2m, air data rate: 1.2kbps |
| Hardware Parameter | Value | Remark |
Size | 24 * 43 mm | Without SMA |
Antenna type | SMA-K | |
Communication interface | UART | Baud rate: 1200~115200, default: 9600 |
Package | DIP | |
Buffer | 512 bytes buffer | Automatically sub-packaging with 77 bytes per package |
| Electronic parameter | Min. | Typ. | Max. | Unit | Condition |
| Power supply | 3.3 | 5.0 | 5.2 | V | |
| Communication level | 2.5 | 3.3 | 3.6 | V | |
| Transmitting current | 445 | 480 | 530 | mA | 30dBm（1W） |
| Receiving current | 18 | 19 | 21 | mA | |
| Sleep current | 4 | 5 | 6 | μA | |
| Operating temperature | -40 | 20 | +85 | ℃ | |
| Operating humidity | 10 | 60 | 90 | % | |
| Storage temperature | -40 | 20 | +125 | ℃ |
| Pin No | Pin Item | Pin Direction | Pin Application |
| 1 | M0 | Input （weak pull-up） | Work with M1& decide the four operating modes. (Floating is not allowed, can be ground) |
| 2 | M1 | Input （weak pull-up） | Work with M0 & decide the four operating modes. (Floating is not allowed, can be ground) |
| 3 | RXD | Input | TTL UART inputs, connects to external TXD (MCU, PC) output pin. Can be configured as open-drain or pull-up input. |
| 4 | TXD | Output | TTL UART outputs, connects to external RXD (MCU,PC) input pin. Can be configured as open-drain or push-pull output |
| 5 | AUX | Output | To indicate module's working status & wakes up the external MCU. During the procedure of self-check initialization, the pin outputs low level. Can be configured as open-drain output or push-pull output. (Floating is allowed) |
| 6 | VCC | Input | Power supply 3.3V~5.2V DC |
| 7 | GND | Input | Ground |
| 8 | Fixing hole | Fixing hole | |
| 9 | Fixing hole | Fixing hole | |
| 10 | Fixing hole | Fixing hole | |
| 11 | Fixing hole | Fixing hole |
| Order online |
| 【eBay】：https://www.ebay.com/usr/cdebyte |
| 【Aliexpress】：https://www.aliexpress.com/store/2798183 |
| 【Alibaba】：https://www.alibaba.com |
| For batch order/customized product |
| 【Sales hotline】：+86-28-61399028 Ext.812 |
| 【E-mail】：service@cdebyte.com |
| Technical support |
| 【Submit online】：http://www.ebyte.com/en/apple-technology.aspx |
| 【E-mail】：support@cdebyte.com |
| Model | IC | Interface | Frequency Hz | Power dBm | Distance km | Air Rate(bps) | Package | Size (mm) | Feature | Manual | Sample |
|---|---|---|---|---|---|---|---|---|---|---|---|
| E61-DTU(433C33) | 232/485 | - | 433M | 33 | 4.0 | 1.2k~70k | Screwing/DB9 | 82*62*25 | Continuous transmiss | ||
| E61-DTU(433C37) | 232/485 | - | 433M | 37 | 10 | 1.2k~70k | Screwing/DB9 | 124*105*25 | Continuous transmiss | ||
| E61-DTU(230C27) | 232/485 | - | 230M | 27 | 2.0 | 16k~128k | Screwing/DB9 | 82*62*25 | Continuous transmiss | ||
| E61-DTU(433C17) | 232/485 | - | 433M | 17 | 1.0 | 1.2k~70k | Screwing/DB9 | 82*62*25 | Continuous transmiss | ||
| E61-DTU(433C30) | 232/485 | - | 433M | 30 | 2.5 | 1.2k~70k | Screwing/DB9 | 82*62*25 | Continuous transmiss | ||
| E61-433T17D | UART | - | 433M | 17 | 1.0 | 1.2k~70k | DIP | 21*36 | Continuous transmiss | ||
| E61-433T30D | UART | - | 433M | 30 | 2.5 | 1.2k~70k | DIP | 24*43 | Continuous transmiss |
