DS2890 Datasheet, PDF (1/27 Pages) Dallas Semiconductor – 1-Wire Digital Potentiometer

PRELIMINARY
DS2890
1-Wire^® Digital Potentiometer
www.dalsemi.com
FEATURES
PIN ASSIGNMENT
Single element 256-position linear taper
potentiometer
Supports potentiometer terminal working
voltages up to 11V
Potentiometer terminal voltage independent
of supply voltage
Potentiometer wiper position controlled and
read over minimal 1-Wire bus interface
100 kΩ resistor element value
Provides 1-Wire and V_DD power modes
Supports Conditional Search based on
power-on default wiper position
Multiple DS2890’s can be identified on a
common 1-Wire bus and operated
independently
Unique factory lasered 64-bit registration
number assures error free device selection
and absolute part identity
Built-in multi-drop controller ensures
compatibility with other 1-Wire Network
products
Supports Overdrive mode which boosts
communication speed up to 142 kbits per
second
-40^oC to +85^oC operating temperature range
2.8V – 6.0V operating voltage range
Top View
6-pin TSOC
GND ¹
1-WIRE 2
VDD 3
6 RL
5 WIPER
4 RH
TO-92 Package
1 23
1 2 3 _{Bottom View}
Flip Chip Package
top view
side view
Visit www.dalsemi.com for Flip Chip pinout and
mechanical data.
ORDERING INFORMATION
PART NUMBER
RESISTANCE^* PACKAGE DESCRIPTION
DS2890-000
100 kΩ
T0-92
DS2890P-000
100 kΩ
6-pin TSOC
DS2890X-000
100 kΩ
Flip Chip Pkg., Tape & Reel
DS2890T-000
100 kΩ
Tape & Reel of DS2890
DS2890V-000
100 kΩ
Tape & Reel of DS2890P
* Contact the factory for availability of alternate resistance values
1 of 27
061500