Aeroflex Colorado Springs PRODUCT ERRATA ____________________________________________________________________ BCRT Family Revised AC Electrical Characteristics The following tables contain reviesed timing for the UT1553 BCRT Family of devices. Numbers contained in brackets indicate the previous limit. Refer to the UTMC 1553 PRoduct Handbook for the timing diagrams asscoated with these parameters. Table 1: Symbol Parameter tOOZL1 DMAR to BURST tSHL1 ADDRESS valid to RRD Minimum (ADDRESS setup) Maximum Units -10 (0) +10 ns THMC2 - 10 (THMC2 - 20) THMC2 + 5 (THMCS) ns MCLK - 10 (MCLK - 5) MCLK + 5 ns tPW1 RRD tHLZ2 RRD to ADDRESS High Impedance (ADDRESS hold) THMC1 - 10 THMC1 + 10 (THMC1) ns tSHL1 ADDRESS valid to RWR THMC2 - 10 (THMC2 - 20) THMC2 + 5 (THMC2) ns THMC1 - 10 (THMC1 -20) THMC1 + 10 (THMC1) ns THMC1 - 10 (THMC1 - 20) THMC1 + 10 (THMC1) ns MCLK - 10 (MCLK - 5) MCLK + 5 ns 8 x MCLK 13 x MCLK ns (8 x MCLK + 0.5) (10 x MCLK + 1) 5 (60)1 -- to RRD (ADDRESS setup) tHLZ1 RWR tHLZ2 RWR tPW1 RWR tOOHL2 DMAG tSLH1 to DATA High Impedance (DATA hold) to ADDRESS High Impedance (ADDRESS hold) to RWR to STDINT DATA valid to (WR + CS) (DATA setup) ns Notes: 1. Data sheet previously specified the data being valid to the rising edge of (WR +CS). D(15:0) DATA VALID WR + CS tSHL1 (new) 11/92 tSHL1 (old) Page 1 of 1