U813BS

U813BS/U813BSE 1.1-GHz Prescaler for PLLs in TV, CATV and SAT TV Tuners Technology: Bipolar Features D D D D U813BS ECL output stage U813BSE emitter-follower output stage 3 scaling factors 64/128/256, programmable at Pin 5 High input sensitivity D D D D Low output impedance Low power consumption Pin-compatible to the U6xxB-series except Pin 5 Electrostatic protection according to MIL-STD. 883 Case 8-pin dual-inline plastic 8-pin SO plastic 6-pin SIP plastic (U813BS, U813BSE) (U813BS-FP, U813BSE-FP) (U813BS-SP, U813BSE-SP) Block Diagram Figure 1. Block diagram TELEFUNKEN Semiconductors Rev. A1, 05-Sep-96 1 (7) U813BS/U813BSE Absolute Maximum Ratings Reference point pin 4 (1) Parameters Supply voltage Input-voltage range Junction temperature Storage-temperature range Ambient-temperature range Pin 8 (4) Pin 2, 3, 5 (2, 5, 6) Symbol VS Vi Ti Tstg Tamb Value 6 0 to VS 125 –40 to +125 –25 to +70 Unit V V °C °C °C Thermal Resistance Parameters Junction ambient DIP8 SIP6 SO8 Symbol RthJA Value 100 100 175 Unit K/W Note: The device is self-oscillating without input signal Pin Description (Dip8, SO8) Pin 1 2, 3 4 5 6, 7 8 Notes: Function Not connected Input Ground Switch 64/128/256 Output VS Pin Description (SIP6) Pin 1 2 3 4 5,6 Function Ground Switch 64/128/256 Output VS Input Pin numbers without brackets apply to DIP8 and SO8 package, Pin numbers with brackets to SIP6 RMS voltage calculated from the available power measured 2 (7) TELEFUNKEN Semiconductors Rev. A1, 05-...