ISL90461 Intersil Corporation, ISL90461 Datasheet
ISL90461
Available stocks
Related parts for ISL90461
ISL90461 Summary of contents
Page 1
... Data Sheet Single Volatile 32-Tap XDCP The Intersil ISL90461 is a digitally controlled potentiometer (XDCP). Configured as a variable resistor, the device consists of a resistor array, wiper switches, a control section, and volatile memory. The wiper position is controlled pin Up /Down interface. ...
Page 2
... Block Diagram UP/DOWN (U/D) CONTROL AND MEMORY DEVICE SELECT (CS) GND (GROUND) GENERAL 2 ISL90461 Pin Descriptions VCC 6-PIN SYMBOL DESCRIPTION VDD Supply voltage GND Ground U Down CS Chip select RL Low terminal RH High terminal/ Wiper terminal October 14, 2005 FN8229.3 ...
Page 3
... Typical values are for T = 25°C and nominal supply voltage. A Equivalent Circuit R TOTAL ISL90461 Recommended Operating Conditions Temperature Range (Industrial .-40°C to +85°C Supply Voltage ( 2.7V to 5.5V CC TEST CONDITIONS/NOTES MIN W version 8 U version 40 T version 80 0 Ref: 1kHz ...
Page 4
... U/D LOW period lL t U/D HIGH period lH f Up/Down toggle Rate TOGGLE t Output settling time SETTLE U FIGURE 1. SERIAL INTERFACE TIMING DIAGRAM, INCREMENT 4 ISL90461 TEST CONDITIONS CS = 0V, U 1MHz and V clock U/D = GND GND 3V 25° 1MHz ...
Page 5
... Principles of Operation There are two sections of the ISL90461: the input control, counter and decode section; and the resistor array. The input control section operates just like an up/down counter. The output of this counter is decoded to turn on a single electronic switch connecting a point on the resistor array to the wiper output ...
Page 6
... C L SEATING PLANE 0.10 (0.004 WITH PLATING b1 c BASE METAL 4X θ SEATING L PLANE α θ1 VIEW C 6 ISL90461 P6.049 VIEW C 6 LEAD SMALL OUTLINE TRANSISTOR PLASTIC PACKAGE SYMBOL - ...
Page 7
... However, no responsibility is assumed by Intersil or its subsidiaries for its use; nor for any infringements of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of Intersil or its subsidiaries. For information regarding Intersil Corporation and its products, see www.intersil.com 7 ISL90461 P6.064 VIEW C 6 LEAD SMALL OUTLINE TRANSISTOR PLASTIC PACKAGE ...