Programmable Delay Units ; . ECL interfaced series: PDU-108H 3 BI Features: @ Low propagation delay @ Digitally programmable in 8 delay steps. @ Delay increments of 1/2 ns thru 50 ns. @ Fits standard 16 pins DIP socket. 20 me @ Output ECL interfaced. t ey 320 | Specifications: Mar P ' @ Logic 1 input voltage: .980 V. aon. \ | oe Tuy 150 + 030 m= Logic 1 input current: 10 ma. + I oe = Logic 0 input voltage: ~ 1.65 V. "iol - i m Logic 0 input current: - 20 ma. | w Logic 1 output voltage: - .96 V. m@ Logic 0 output voltage: 1.65 V. # Operating temperature: 0 to 70C. ye ao Se) a Storage temperature: 55 to + 125C. j V2 6 78 t | = Power dissipation: 290 mw typ. (no load). oe - : 300.410. MAX, = Temperature coefficient: 100 PPM/C. 18-48 oo { | @ Delay variation: Monotonic in one direction. - a Total delay tolerance: + 5% or 1 ns whichever is greater. neces 700: al = Inherent delay (Too): 2.8 ns typ. $ or case stand-offs - = Propagation delay: oe Address to output (Tsua): = 3.6 ns typ. : r pooness Enable to output (Tsue): 1.7 ns typ. : : Test Conditions: 4 ad sy =: \ @ Input pulse-width: Yao DELAY 6 be 15 150% of total delay. . iN ae NETWoRK. ED 2 our @ Input period: 3 times input pulse-width. erpote18 . bbe @ Operating temperature: 25 C. i by : a eee ed ef ch Re 50 0F {Notincluded inside: SANE tepeT ey o> TRUTH TABLE Enable | Address (Bit No.) Delay Min. Delay Total Delay* (E>) 3 2 1 Out Part No.** increment (ns) Change (ns) 5 3 9 to 1 = High PDU-108H-.5 52 3 35 0 1 0 To 0=Low | PDU-108H-1 ae | 7 8 2 ? Bid dae PDU-108H-2 2 404 14 0 0 1 1 T. o> PDU-108H-3 Bok S 21 0 1 0 0 % ehrevern Gelsy PDU-108H-5 5 + 6 35 0 ' 8 | 1s T, to T, = Multiplier of PDU-108H-10 10. = 1 70 0 1 1 0 Te incremental delay. PDU-108H-20 20:4 15 140 0 1 1 1 Ty PDU-108H-40 40 +2 280 1 9 4 6 6 PDU-108H-50 50: + 25 350 *This delay value does not include the To delay. **Other delay increments available on request. 3 Mt. Prospect Avenue, Clifton, New Jersey 07013 = (973) 773-2299 = Fax (973) 773-9672 40