New old stock (NOS), unused, genuine part: Texas Instruments AD7528 Dual 8-Bit Multiplying Digital to Analog Converter in a PDIP-20 package. The AD7528 is a dual 8-bit digital to analog converter designed with separate on-chip data latches and features excellent DAC-to-DAC matching.

Manufacturer: Texas Instruments
Manufacturer Part Number: AD7528BN
Resolution: 8 bits
Linearity Error: ½ LSB
Settling Time: 100 ns
Propagation Delay: 80 ns
Operating Temperature Range: -25 ºC to 85 ºC
Package / Case: PDIP-20, Plastic
RoHS: NO
Packaging: Anti-Static; Shipped in cut to size Anti-Static IC tube

Features
■ Advanced LinCMOS™ Silicon-Gate Technology
■ Easily Interfaced to Microprocessors
■ Monotonic Over the Entire A/D Conversion Range
■ Completely Static Memory - No Clock nor Refresh Required
■ Designed to be Interchangeable with Analog Device AD7528 and PMI PM-7528