HLN5569A, VHF/UHF/800 Conventional 16 pin logic board, 5.34, (n/a), 1987, 27C25
Motorola Maxtrac Conventional firmware eprom HLN5569A for 16 pin logic boards
http://forums.radioreference.com/motorola-forum/235260-maxtrac-replacing-5-pin-logic-board-16-pin-trunking-radio.html
