Módulo inalámbrico E42-400M20S, tamaño pequeño, bajo consumo de energía, 433/470MHz, transceptor RF, módulo de control remoto HW3000
[Solución de chip]：HW3000
[Frecuencia de trabajo]：428 ~ 522MHz
[Potencia de transmisión]：20 dBm
[Distancia de comunicación]：2,5 km
[Tamaño del producto]： 20*14mm
[peso]：2.2±0.1g
[Introducción]：E42-400M20S es un módulo de hardware SPI diseñado en base al chip RF HW3000 original de Shanghai Neusoft Carrier Microelectronics. Es semidúplex, integra transceptor y receptor, modo de transmisión transparente, tipo de parche, banda de frecuencia operativa de 428 ~ 522 MHz y potencia de transmisión de 100 mW. Adecuado para una variedad de entornos, con alta sensibilidad de recepción, fuerte antiinterferencia y admite el desarrollo de un bajo consumo de energía.
| Main parameters | Performances | Remark | |
| Min | Max | ||
| Supply \oltage (V) | 0 | 3.6 | >3.6V will result in permanent destruction of module |
| Operating temperature (℃) | -40 | +85 | Industrial Grade |
| Main parameters | Performances | Remark | |||
| Min | typical value | Max | |||
| Operating voltage (V) | 2.0 | 3.3 | 3.6 | >33V can guarantee output power | |
| Communication level (V) | - | 33 | - | Risk of bum-in with 5V TTL | |
| Operating temperature (℃) | -40 | - | +85 | Industrial grade design | |
| Operating frequency band (MHz) | 428 | - | 522 | Support ISM band | |
| Air rate (bps) | 1.2k | - | 100k | Software adjustable, user-developed settings required | |
| power consumptio n Sleep Current (μA) | Transmit Current (mA) | 80 | 90 | 110 | transient power consumption |
| Receive Current (mA) | - | 19.2 | - | - | |
| Low Power Receive Current (mA) | - | 9.32 | - | - | |
| Sleep Current (jiA) | - | 0.1 | - | ©POWER DOWN Mode | |
| Transmit Power (dBm) | -40 | 19.5 | +20 | User software programmed control | |
| Receive sensitivity (dBm) | Receive sensitivit y (dBm) | - | -114 | - | @10kbps |
| Main Parameters | description | Note |
| Reference Distance | 2.5Km | Clear and open environment, antenna gain 3.5dBi, antenna height 2.5 meters, air rate 10kbps |
| Chip Program | HW3000 | - |
| Modulation mode | (G)FSK | - |
| Communication Interface | SPI | Upto 10Mbps |
| Crystal oscillator | 26MHz | - |
| Package | Patch | - |
| Interface | Stamp hole | - |
| External Dimension | 20* 14mm | - |
| Antenna Interface | IPX. Stamp Hole | Equivalent impedance approx. 50Ω |