DN8506S

Prescaler DN8506S Prescaler IC for TV and VCR tuners s Overview The DN8506S is a 1.1GHz prescaler IC for television and VCR tuners. It is made up of ECL flip-flop circuits divided by 128 and 136. 0.4±0.25 0.6±0.3 Unit: mm 1 8 5.0±0.3 s Features Power dissipation: 5 V, 26 mA The dividing ratios of 1/128, 1/136 ECL-level output 1.27 4 5 Television, VCR 0.1±0.1 0.3 4.2±0.3 6.5±0.3 SOP008-P-0225A s Block Diagram VCC In 2 Ref. 8 D Q RF amp. 4 GND PSC block GND T Q D Q T Q D Q T Q D Q T Q D Q Output amp. 5 Out D Q D Q T Q T Q T Q 1 V CC PSC 7 N.C. 3 N.C. 6 1.5±0.2 0.15 0.65 s Applications 1 DN8506S s Pin Descriptions Pin No. 1 2 3 4 5 6 7 8 Description VCC (5 ± 0.5 V) Input N.C. GND Output N.C. PSC Ref. (bias) Prescaler s Absolute Maximum Ratings Parameter Supply voltage Input voltage Power dissipation Operating ambient temperature * Storage temperature * Symbol VCC VI PD Topr Tstg Rating 6 2.5 361 −20 to +80 −55 to +125 Unit V V[p-p] mW °C °C Note) *: Except for the operating ambient temperature and storage temperature, all ratings are for Ta = 25°C. s Recommended Operating Range Parameter Supply voltage Symbol VCC Range 4.5 to 5.5 Unit V s Electrical Characteristics at Ta = 25°C Parameter Supply current Output amplitude Input voltage * Symbol ICC VO VIN1 VCC = 5.0 V Conditions VCC = 5.0 V, f = 1 GHz, 0 dBm VCC = 5.0 V, fIN = 150 MHz to 900 MHz VCC = 5.0 V, fIN = 80 MHz to 1 100 MHz PSC pin PSC pin Min  0.8 −24 40 −18 80 0.7 × VCC  Typ 26 1.2...