Operating Frequency = 0.5MHz Fabrication Technology = Bipolar Typical Supply Current = 12mA 장착형태 = Through Hole 패키지 = MDIP 핀수 = 8 크기 = 9.27 x 6.35 x 3.3mm Maximum Operating Supply Voltage = 9 V 최대 작동 온도 = +70 °C Minimum Operating Supply Voltage = 4.75 V DTMF Decoder, Texas Instruments. Dual Tone Multi-Frequency (DTMF)