DS8628 Datasheet - National Semiconductor

DS8628 130/225 MHz Low Power Prescalers

The DS8627 and DS8628 are low power fixed ratio prescalers which divide by 24 and 20 respectively The inputs can be driven either single or double-ended and they are buffered providing 40 100 mVrms input sensitivity The output provided is open-collector and is capable of interfacing with TTL and CMO.

DS8628 Features

* Y Y Y Input frequency 130 MHz (-4 -3) 225 mHz (-2 std) Low power 10 mA (-4 -2) 7 mA (-3 std) Input sensitivity 100 mVrms (-4 -3) 40 mVrms (-2 std) Logic and Connection Diagrams DS8627 ( d 24) TL F 5009

* 1 DS8628 ( d 20) TL F 5009

* 2 Dual-In-Line Package TL F 5009

* 3

DS8628_NationalSemiconductor.pdf