Texas Instruments DTMF dekodér 0.5MHz, počet kolíků: 8, MDIP (40), Fabrication Technology: Bipolar, Maximum Operating Temperature: +70 °C, Mounting Type: Through Hole, Minimum Operating Supply Voltage: 4.75 V, Maximum Operating Supply Voltage: 9 V, Dimensions: 9.27 x 6.35 x 3.3mm, MPN: LM567CN/NOPB