Catalog > Semiconductors > IC - Voltage Regulators AM2953ADC IC Eight Bit Bidirectional I/O Ports with Handshake 24Pin Dip Part No: AM2953ADC 71.88 ZAR inc for 1 Each (Quoting) Add to Cart Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Features Eight-Bit Bidirectional I/O Ports with Handshake Eight-Bit, Bidirectional I/O Port - Two eight-bit, back-to-back registers store data moving in both directions between two bidirectional busses. Separate Clock, Clock Enable and Three-State Output Enable for Each Register. 24mA Output Current Sink Capability. The Am2953 provides inverting data outputs. 24-pin Case: 24 CDIP.