SPECIAL CIRCUITS (continued) Remote Control (continued) Addressable Asynchronous System MC14469 Receiver/Transmitter (CMOS) e For application in transmitting data from remote A-to-D con- Data Rates to 4800 Baud verters, remote MPUs or remote digital transducers to the master e Receive Serial to Parallel computer or MPU. Features: Transmit Parallel to Serial e Supply Voltage Range - 4.5 Vdc to 18 Vdc @ Transmit and Receive Simultaneously in Full Duplex e Low Quiescent Current 75 wAdc maximum @ 5 Vde Crystal or Resonator Operation for On-Chip Oscillator Clocks Osc, p] +je- Data Rate Clock Oscillator pe] Clock ae aoe Transmit Osc pm Generator |_y Receive Data Strobe Receive (DO-ID7 Status Receive Data Strobe Enable Address Command Data Status J L Lr Latches <@ Status Strobe Address Control Command | Strobe and Data Comparator Latches 9 A Clock Static Shift Register 3 7 Transmit : 8 Clock Output Data Receive S| Static Shift Register : La Data Logic A >| I \ RVAL Send Control and Parity ay Send > Generator t Clock Enable V . Command Dat Receive Timing and Control > strobe ata Status Data p} ; Rate ~~ Strobe Strobe and Parity Check Receive Data Clock RVAL Strobe Enable Send Enable Valid Address Transmitter Pulse MC144106 e CMOS: less than 1A stand by current Receiver e 7 pages of 64 keys UAA 4700 @ Pulse position transmission technique (2,88/4.32ms) with @ Onchip carrier band pass filters: no external coil/resonat: 400KHz carrier @ 60S monostable logical output zi 40mA output capability @ Error recognition MOTOROLA EUROPEAN MASTER SELECTION GUIDE 2-80