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SAA2023H Datasheet(PDF) 6 Page - NXP Semiconductors |
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SAA2023H Datasheet(HTML) 6 Page - NXP Semiconductors |
6 / 56 page May 1994 6 Philips Semiconductors Preliminary specification Drive processor for DCC systems SAA2023 Note 1. I = input; IA = analog input; Ipd = input with pull-down resistance; I/O = bidirectional; O = output; OA = analog output; Ot = 3-state output; S = supply. PINI 78 76 Port expander input I PINO1 79 77 Port expander output 1 O (1 mA) SBEF 80 78 sub-band PASC error flag line O (1 mA) SYMBOL PIN DESCRIPTION TYPE(1) QFP80 TQFP80 handbook, full pagewidth 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 SAA2023 TCLOCK WDATA PINO2 VSS4 VDD4 A8 A15/PINO4 A16/PINO3 A7 A6 A12/PINO5 A14/PINO1 WEN A13/PINO2 A9/CAS VSS5 SPEED A11 MGB379 A10/RAS OEN L3MODE L3CLK L3DATA L3INT RESET VSS1 VDD1 AZCHK ERCOSTAT TEST3 MCLK CLK24 SLEEP L3REF URDA SBMCLK SBDIR SBDA TEST2 VDD5 Fig.2 Pin configuration (SOT315-1; TQFP80). |
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