C-1 активный звуковой модуль Black Board KY-012
US $0.20-$0.36
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Месяц | Минимальная цена | Макс. стоимость |
---|---|---|
Aug-20-2025 | 11.51 $* | 11.61 $* |
Jul-20-2025 | 9.92 $* | 9.42 $* |
Jun-20-2025 | 11.5 $* | 11.12 $* |
May-20-2025 | 11.53 $* | 11.73 $* |
Apr-20-2025 | 9.35 $* | 9.42 $* |
Mar-20-2025 | 11.88 $* | 11.44 $* |
Feb-20-2025 | 11.70 $* | 11.57 $* |
Jan-20-2025 | 11.36 $* | 11.34 $* |
Main Parameters | Performance | Remarks | ||
Min. | Max | |||
voltage(V) | 0 | 5.5 | Voltage over 5.5V will cause permanent damageto module | |
I/O Voltage | -0.3 | 3.6 | Voltage over 3.6V will cause permanent damageto module I/O | |
Blocking power(dBm) | - | 15 | It is less likely to burn when used at close range | |
Operating temperature(℃) | -40 | +85 | Industrial grade |
Main Parameters | Performance | Remarks | ||||
Min. | Type | Max | ||||
Operating voltage(V) | 2.3 | 3.3 | 5.5 | ≥5.0 V ensures output power | ||
Communication level(V) | -0.3 | 3.3 | 3.6 | For 5V TTL, it may be at risk of burning down | ||
Operating temperature(℃) | -40 | - | +85 | Industrial design | ||
Operating frequency(MHz) | 470.033 | - | 512.273 | Support ISM band | ||
TX Current(mA) | 98 | 100 | 102 | Instantaneous power consumption, averagecurrent: 35mA | ||
RX current(mA) | 44 | 45 | 46 | The output is connected to 8ohm, 250mW speaker, the maximum volume is 185mA | ||
Max TX power(dBm) | 16.5 | 17 | 17.5 | - | ||
Receiving sensitivity(dBm) | - | -98 | - | Air data rate 500kbps |
Main parameter | Description | Remarks |
Reference distance | 300m | Test condition:clear and open area, antenna gain: 5dBi, antennaheight: 2.5 m,air data rate: 500 kbps |
Modulation | FSK | Modulation technology |
Communication Interface | UART serial | TTL level (reserved unused) |
Package | SMD | - |
Interface | 1.27mm | - |
size | 16*26 mm | - |
RF Interface | IPEX/Stamp hole | 50 ohm impedance |
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