SP8704

THIS DOCUMENT IS FOR MAINTENANCE PURPOSES ONLY AND IS NOT RECOMMENDED FOR NEW DESIGNS SP8704 IS FOR MAINTENANCE PURPOSES ONLY AND IS NOT RECOMMENDED FOR NEW DESIGNS DS 3289 -1 SP8704 950MHz VERY LOW CURRENT MULTI-MODULUS DIVIDER The SP8704 is a switchable divide by 128/129, 64/65 programmable divider with a maximum specified operating frequency of 950MHz. The signal (clock) inputs are biased internally and require to be capacitor coupled. The SP8704 will operate from any supply from 3V to 5V and features full electrostatic discharge protection. FEATURES DC to 950MHz Operation -40°C to +85°C Temperature Range Operation from 3V to 5V Supply ESD Protection on all Pins Fig. 1 Pin connections - top view DP8,MP8 QUICK REFERENCE DATA Supply Voltage 3V to 5V Supply Current 10mA - Including Output Emitter Follower ABSOLUTE MAXIMUM RATINGS Supply voltage Storage temperature range Junction temperature Input voltage 7V -55°C to +125°C +175°C 2.5V p-p ÷ 128/9 ÷ 64/5 Fig. 2 Functional diagram SP8704 SP8704 ELECTRICAL CHARACTERISTICS Test conditions (unless otherwise stated): Tamb = -40˚C to 85°C, VCC = +2.75V to +5.5V Value Characteristic Min. Supply current Input sensitivity 10MHz 80MHz 150MHz 850MHz 950MHz Input impedance Output Ratio select (pin 3) Modulus control (pin 6) Clock to output delay Set up time Release time LO HI LO HI 2 8 16 16 VCC 1 50 2 1 1 Typ. 10 150 25 15 15 50 Ω pF V pk-pk V V V V ns ns ns Emitter follower output current source = 0.75mA 128/129 selected 64/65...