STD-601

STD-601

Product catalog summary
General Specifications
The STD-601 434 MHz is a miniature transceiver designed for industrial remote control applications, conforming to the EN 300 220 standard. It operates in the 433.0750 to 434.7750 MHz frequency range with 137 RF channels and a frequency stability of +/-3 ppm. The RF bit rate is 4,800 / 9,600 bps, and it supports a supply voltage of 3.0 to 5.0 V with a typical supply current of 26 mA for transmission and 19 mA for reception. The operating temperature range is -20 to +65 C, with dimensions of 20 x 32 x 5 mm and a weight of 4.5 g.
Communication and Interface
The module supports simplex and half-duplex communication methods with an F1D (2-GFSK) emission type. It features a simple serial interface allowing custom communication protocols. The data interface is asynchronous with UART speeds of 9,600 / 19,200 / 38,400 bps, and the command interface uses TXD/RXD.
Receiver Specifications
The receiver part has a sensitivity of -113 dBm at 9,600 bps and -117 dBm at 4,800 bps. Adjacent channel selectivity is greater than 50 dB, and blocking is greater than 70 dB.
Transmitter Specifications
The transmitter offers RF output power options of 10 / 5 / 1 mW at 50 ohm. Spurious emissions are less than -54 dBm for specified frequency ranges, and adjacent channel leakage power is less than -37 dBm.
Features and Applications
Key features include a narrowband radio transceiver, low current consumption, and a transparent interface for data input and output. It is marked with CE / UKCA and is suitable for industrial telecontrol and telemetry systems.
Additional Information
Specifications are typical values obtained under specific conditions and are subject to change without prior notice. The document version is 1.7, dated August 2022.
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Catalog excerpts

STD-601-1

Narrowband radio transceiver The STD-601 434 MHz is a miniature 434 MHz band transceiver designed for industrial remote control applications. This module conforms to the EN 300 220 standard. The STD-601 434 MHz has a simple serial interface and allows own communication protocol to be used. The RF power, data rate and channel can be set through the use of dedicated serial commands. ・ Small 20 x 32 x 5 mm SMD ・ Low current consumption - 26 mA (TX 10 mW) - 19 mA (RX) ・ Transparent interface for data input and output ・ CE / UKCA marking Applications ・ Industrial telecontrol ・ Telemetry systems Applicable standard Communication method Simplex, Half duplex Emission type Frequency stability Supply voltage Supply current Operating temperature Transmitter part Spurious emission < -54 dBm (47 to 74, 87.5 to 118, 174 to 230, 470 to 862 MHz) < -37 dBm (Other frequencies below 1000 MHz) < -30 dBm (Frequencies above 1000 MHz) Adjacent channel leakage power Receiver part Adjacent channel selectivity UART 9,600 / 19,200 / 38,400 bps Data length: 8 bit, Parity: None, Stop bit: 1 * Unless otherwise specified, specifications are typical values obtained under 9,600 bps, 10 mW, 25 C, 434 MHz, 3 V *1 Possible but operation in line with specifications cannot be guaranteed Specifications are subject to change without prior notice Sales Division 7557-1 Hotaka, Azumino, Nagano 399-8303, Japan Tel:+81-(0)263-82-1024 Fax:+81-(0)26

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