1 - Al Kossow's Bitsavers

TMS4725632,768-WORD BY 8-BIT READ-ONLY MEMORY38394041424344454647 - 52Blank.Customer defined option for device mode pin 20Options:P = power downC = chip selectCustomer defined option for device modeOptions:S standard ROMB = bank select ROMLogic level for pin 20Options:1 = power down or chip select higho = power down or chip select lowLogic level for pin 22 chip select or bank select (4) modeOptions:Blank = standard ROM no bank select (chip select)1 = chip select enable high or bank select enable higho = chip select enable low or bank select enable lowLogic level for pin 27 bank select (3) modeOptions:Blank = standard ROM no bank select (A 14)1 = bank select enable higho = bank select enable lowLogic level for pin 26 bank select (1) modeOptions:Blank = standard ROM no bank select (A 13)1 = bank select enable higho = bank select enable lowLogic level for pin 1 bank select (2) modeOptions:Blank = standard ROM no bank select (NC)1 = bank select enable higho = bank select enable lowPin 1 selects high order addresses.Blank.Texas Instruments Device (i.e., 47256, 47128)(left justified)t/)(1)(.)'$(1)C~oa:COMMENT CARDSAny number of comment cards may be used for specifying the customer's name, individual to contact, telephone number,address, any special instructions, etc. The format for these cards is as follows: The letter 'C' (for comment) must be punchedin column 1, columns 2 - 4 must be blank, and comments can be punched in columns 5 - 80.START OF DATA CARDThis card is to identify that the next card will be the beginning of customer's code. Format is as follows; Columns 1 - 4must have '&ROM' punched in them. The remainder of card is blank.TEXASINSTRUMENTSPOST OFFICE BOX 225012 • OALLAS, TEXAS 752657-45