74AC11280

74AC11280 9-BIT PARITY GENERATOR/CHECKER Generates Either Odd or Even Parity for Nine Data Lines Cascadable for n-Bits Parity Flow-Through Architecture to Optimize PCB Layout Center-Pin VCC and GND Configurations to Minimize High-Speed Switching Noise t EPIC (Enhanced-Performance Implanted CMOS) 1-mm Process 500-mA Typical Latch-Up Immunity at 125°C Package Options Include Plastic Small-Outline Packages and Standard Plastic 300-mil DIPs SCAS055A – D3201, APRIL 1989 – REVISED APRIL 1993 D OR N PACKAGE (TOP VIEW) B A Σ ODD GND Σ EVEN NC I 1 2 3 4 5 6 7 14 C 13 D 12 E 11 VCC 10 F 9G 8H description This universal, monolithic, nine-bit parity generator/checker features odd and even outputs to facilitate operation of either odd or even parity application. The word-length capability is easily expanded by cascading. The 74AC11280 is characterized for operation from – 40°C to 85°C. FUNCTION TABLE NUMBER OF INPUTS A THRU I THAT ARE HIGH OUTPUTS S EVEN S ODD 0, 2, 4, 6, 8 HL 1, 3, 5, 7, 9 LH logic symbol† 2 A 1 B 14 C 13 D 12 E 10 F 9 G 8 H 7 I 2k 5 Σ EVEN 3 Σ ODD † This symbol is in accordance with ANSI/IEEE Std 91-1984 and IEC Publication 617-12. EPIC is a trademark of Texas Instruments Incorporated. PRODUCTION DATA information is current as of publication date. Products conform to specifications per the terms of Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. POST OFFICE BOX 655303 D...