ETl3X220 FM FSK 27 MHz transmitter


Posted on Dec 11, 2010    7126

ETl3X220 is connected to a low-cost single-chip RF-transmitter chip, can provide 10 communications for wireless mouse and keyboard applications and communications products. The

ETl3X220 FM FSK 27 MHz transmitter - schematic

main technical features are as follows: Analog FM or digital FSK modulation frequency of about 5 channel spacing 30 kHz; power supply voltage is 2.3 ~ 3.6 V; current consumption of 8 mA, low-power mode is 5 A. ETl3X220 application circuit

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