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Description BL9148 CMOS developed general infrared remote control tran


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BL9148 General infrared Remote Control Transmitter
Description BL9148 CMOS developed general infrared remote control transmitter. circuit functions ombining with BL9149 while functions combining with BL9150.And total commands transmitted: commands continuous keys, multiple keying possible, commands single-shot keys.
Assignment TEST Code
Features Wide range operating supply voltage (VDD=2.2~5.5V) CMOS structure assures extremely power dissipation Multiple Keying possible. Less external parts Adaptable other models code bits available. oscillator constructed only connecting ceramic resonator.
Applications remote control transmitters audios, conditioners, toys others.
Address No.810, YiShan Road ShangHai China Tel86-021-64850700 Fax86-64852222 Zip.200233
BL9148
BL9148 General infrared Remote Control Transmitter
Application Circuit
2SA1015 47µF
2SC1815
TLN105
XOUT TEST Code BL9148 455K 100p
K1~K6 MATRIX T1~T3
Address No.810, YiShan Road ShangHai China Tel86-021-64850700 Fax86-64852222 Zip.200233

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