Product Summary

The uaa4003dp is an easily expandable, 32 command, pulse position modulation transmitter drawing zero standby current.

Parametrics

uaa4003dp absolute maximum ratings: (1)VCC, Supply Voltage: 11 V; (2)PTOT, Maximum Power Dissipation: 600 mW; (3)LC, Maximum Output Current: 5 mA; (4)TOPER, Operating Temperature Range: -10 to +65 ℃; (5)TSTG, Storage Temperature Range: -55 to +125 ℃.

Features

uaa4003dp features: (1)Ultrasonic or infra-red transnission; (2)Direct drive for ultrasonic transducer; (3)Direct drive of visibleled when using infra-red; (4)Very low power requirements; (5)Pulse position modulation gives excellent immunity from noise and multipath reflections; (6)Single fpole key matrix; (7)Switch resistance up to 1kΩ tolerated; (8)Few external components; (9)Anti-bounce circuitry on chip quick reference data; (10)Power supply: 9 V, standby 6 μA, operating 8 mA; (11)Modulation: pulse position with or withput carrier; (12)Coding: 5 Bits word giving a primary command set of 32 commands; (13)Key entry: 8 × 4 sigle pole key matrix; (14)Date rate: selectable 1 bit/sec to 10 k bit/sec; (15)Carrier freauency: selectable ohz to 200 kHz.

Diagrams

uaa4003dp block diagram