X9455 Datasheet (Renesas) - Dual Two-wiper Digitally Potentiometer

X9455, Dual Two-wiper Digitally Potentiometer

TSSOP PIN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 SYMBOL DS0 A0 RW0B NC NC U/D VCC RL0 RH0 RW0A A2 WP SDA A1 NC NC RW1B VSS CS RW1A RH1 RL1 SCL DS1 BRIEF DESCRIPTION Wiper Selection input for Up/Down interface Device Address for 2-wire interface Second Wiper Terminal of DCP

X9455 NOT RECOMMENDED FOR NEW DESIGNS NO RECOMMENDED REPLACEMENT contact our Technical Support Center at 1-888-INTERSIL or www.intersil.com/tsc Dual Two-wiper Digitally-Controlled (XDCP™) Potentiometer DATASHEET FN8202 Rev 1.00 July 28, 2006 The X9455 integrates 2 digitally controlled potentiometers (XDCP), each one with dual wipers, on a monolithic CMOS integrated circuit.

The digitally controlled potentiometer is implemented using 255 resistive elements in a series array.

Between each elem

X9455 Features

* Dual two-wiper solid state potentiometer

* 256 resistor tap points-0.4% resolution

* 2-wire serial interface for write, read, and transfer operations of the potentiometer

* Up/Down interface for individual potentiometer wipers

* Wiper resistance, 40 typical