defining a degree of excellence 5 TAP LEADING EDGE CONTROL PRECISE DELAY MODULES Cat 28-R2 .300 .300 7 2 6 bel .375 .350 (DC) (P/N) .285 Max Vcc 8 3 5 bel (DC) (P/N) .325 * .285 Max In 1 .10 Typ .10 Typ Gnd 4 .50 Max .50 Max 4o .015 .004 .22 Max .23 Max .012 .008 .018 Coplanarity + .002 .012 .008 .030 SMD Thru-Hole Total Delay S493-0025-02 A493-0025-02 25 ns 5 ns 3 ns S493-0030-02 S493-0035-02 A493-0030-02 A493-0035-02 30 ns 35 ns 6 ns 7 ns 3 ns 3 ns S493-0040-02 S493-0045-02 S493-0050-02 S493-0060-02 A493-0040-02 A493-0045-02 A493-0050-02 A493-0060-02 40 45 50 60 S493-0070-02 S493-0080-02 S493-0090-02 A493-0070-02 A493-0080-02 A493-0090-02 70 ns 80 ns 90 ns 14 ns 16 ns 18 ns 3 ns 3 ns 3 ns S493-0100-02 A493-0100-02 100 ns 20 ns 3 ns S493-0125-02 S493-0150-02 A493-0125-02 A493-0150-02 125 ns 150 ns 25 ns 30 ns 3 ns 3 ns Delay per Tap 8 9 10 12 ns ns ns ns Rise Time 3 3 3 3 ns ns ns ns Tolerances Input to Taps + 1 ns or 3 % , Whichever is Greater Delays measured @ 1.5 V levels on Leading Edge only with no loads on Taps Rise and Fall Times measured from 0.75 V to 2.4 V levels Drive Capabilities Nh Logic 1 Fanout Nl Logic 0 Fanout - Temp. 100o C 0 2 4 6 Ti m e i n M i n u t e s Pulse Voltage Rise Time Pulse Width Pulse Period Supply Current Supply Voltage 3.2 Volts 3.0 ns (10%-90%) 1.2 x Total Delay 4 x Pulse Width 35 ma Typical 5.0 Volts Electrical Characteristics Min. 4.75 2.0 Max. 5.25 Units V V V ma ma V V V ua ma ma ma ma C % % Vcc Vih Vil Ioh Iol Voh Vol Vik Iih Iil Ios Icch Iccl Ta PW d Supply Voltage Logic 1 Input Voltage Logic 0 Input Voltage Logic 1 Output Current Logic 0 Output Current Logic 1 Output Voltage Logic 0 Output voltage Input Clamp Voltage Logic 1 Input Current Logic 0 Input Current Short Circuit Output Current Logic 1 Supply Current Logic 0 Supply Current Operating Free Air Temperature Min. Input Pulse Width of Total Delay Maximum Duty Cycle Tc Temp. Coeff. of Total Delay (TD) 100 + (25000/TD) PPM/OC 0.8 -1 20 2.7 -60 0o 40 0.5 -1.2 20 -0.6 -150 25 40 70o 50 Transfer molded for better reliability Compatible with TTL & DTL circuits Terminals: Electro-Tin plate phosphor bronze Performance warranty is limited to specified parameters listed SMD - Tape & Reel available: 24mm Wide x 12mm Pitch, 750 pieces per 13" reel Infra Red 200 C .015 Min .045 .018 Notes 225o C Max Temp. > 185o C for 90 Seconds Max o Ein Trin PW PP Iccl Vcc 20 TTL Loads Max. 10 TTL Loads Max. Recommended Temperature Profile 300o C .12 Min Test Conditions @ 25oC Part Numbers ns ns ns ns 100o 90o .20 Max 8 Other Delays and Tolerances Available Consult Sales Specifications subject to change without notice. Corporate Office Bel Fuse Inc. 198 Van Vorst Street, Jersey City, NJ 07302-4496 Tel: 201-432-0463 Fax: 201-432-9542 E-Mail: [email protected] Internet: http://www.belfuse.com 8 Far East Office Bel Fuse Ltd. 8F/8 Luk Hop Street San Po Kong Kowloon, Hong Kong Tel: 852-2328-5515 Fax: 852-2352-3706 European Office Bel Fuse Europe Ltd. Preston Technology Management Centre Marsh Lane, Preston PR1 8UD Lancashire, U.K. Tel: 44-1772-556601 Fax: 44-1772-888366