8 Pin DIP 5 Tap Fast-TTL Logic Compatible Active Delay Lines TAP DELAYS ±5% or ±2 nS TOTAL DELAYS ±5% or ±2 nS *1, 2, 3 (±0.5) *2, 4, 6 (±1.0) *3, 6, 9 (±1.0) 4, 8, 12, 16 (±1.5) 5, 10, 15, 20 10, 20, 30, 40 12, 24, 36, 48 15, 30, 45, 60 20, 40, 60, 80 25, 50, 75, 100 4±1.0 8 12 20 25 50 60 75 100 125 PART NUMBER TAP DELAYS ±5% or ±2 nS EPA770-4 EPA770-8 EPA770-12 EPA770-20 EPA770-25 EPA770-50 EPA770-60 EPA770-75 EPA770-100 EPA770-125 30, 60, 90, 120 35, 70, 105, 140 40, 80, 120, 160 45, 90, 135, 180 50, 100, 150, 200 60, 120, 180, 240 70, 140, 210, 280 80, 160, 240, 320 90, 180, 270, 360 100, 200, 300, 400 TOTAL DELAYS ±5% or ±2 nS PART NUMBER 150 175 200 225 250 300 350 400 450 500 EPA770-150 EPA770-175 EPA770-200 EPA770-225 EPA770-250 EPA770-300 EPA770-350 EPA770-400 EPA770-450 EPA770-500 Delay times referenced from input to leading edges at 25°C, 5.0V, with no load. *Delay times referenced from 1st tap. 1st tap is the inherent delay (3.5ns ±1nS) DC Electrical Characteristics Parameter Test Conditions VOH VOL VIK IIH High-Level Output Voltage Low-Level Output Voltage Input Clamp Voltage High-Level Input Current VCC = min. V IL = max. I OH = max 2.7 VCC = min. V IH = min. I OL = max VCC = min. I I = II K VCC = max. V IN = 2.7V VCC = max. V IN = 5.25V IIL Low-Level Input Current VCC = max. V IN = 0.5V IOS Short Circuit Output Current VCC = max. V OUT = 0. -40 (One output at a time) ICCH High-Level Supply Current VCC = max. V IN = OPEN ICCL Low-Level Supply Current VCC = max. V IN = 0 TRO Output Rise Time Td ≤ 500 nS (0.75 to 2.4 Volts) Td > 500 nS NH Fanout High-Level Output VCC = max. V OH = 2.7V NL Fanout Low-Level Output VCC = max. V OL = 0.5V Recommended Operating Conditions VCC VIH VIL IIK IOH IOL PW* d* TA Supply Voltage High-Level Input Voltage Low-Level Input Voltage Input Clamp Current High-Level Output Current Low-Level Output Current Pulse Width of Total Delay Duty Cycle Operating Free-Air Temperature Max Unit 4.75 2.0 5.25 V V V mA mA mA % % °C 0.8 -18 -1.0 20 40 0 40 +70 VCC EPA770 07/94 V V V µA mA mA mA 8 7 VCC 2 6 3 5 OUTPUT INPUT 1 4 GROUND mA 15 mA 50 nS 3 nS 3 20 TTL LOAD 10 TTL LOAD PCA EPA770-4 D.C. White Dot Pin#1 .280 Max. .100 .500 Max. .020 Typ. .275 Max. .020 Typ. Input Pulse Test Conditions @ 25° C Pulse Input Voltage Pulse Width % of Total Delay Pulse Rise Time (0.75 - 2.4 Volts) Pulse Repetition Rate @ Td ≤ 200 nS Pulse Repetition Rate @ Td > 200 nS Supply Voltage 0.5 -1.2 50 1.0 -0.6 -150 Package Dimensions Min *These two values are inter-dependent. EIN PW TRI PRR Schematic Min Max Unit .365 Max. Unit 3.2 110 2.0 1.0 100 5.0 Volts % nS MHz KHz Volts .010 Typ. .120 Min, ELECTRONICS INC. 16799 SCHOENBORN ST. NORTH HILLS, CA 91343 TEL: (818) 892-0761 FAX: (818) 894-5791