X9312WPI INTERSIL [Intersil Corporation], X9312WPI Datasheet

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X9312WPI

Manufacturer Part Number
X9312WPI
Description
Terminal Voltage 0V to + 15V, 100 Taps
Manufacturer
INTERSIL [Intersil Corporation]
Datasheet

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Part Number
Manufacturer
Quantity
Price
Part Number:
X9312WPI
Manufacturer:
WD
Quantity:
2 000
Digitally Controlled Potentiometer
(XDCP™)
FEATURES
• Solid-state potentiometer
• 3-wire serial interface
• Terminal voltage, 0 to +15V
• 100 wiper tap points
• 99 resistive elements
• Low power CMOS
• High reliability
• R
• Packages
BLOCK DIAGRAM
—Wiper position stored in nonvolatile memory
—Temperature compensated
—End to end resistance range ± 20%
—V
—Active current, 3mA max.
—Standby current, 1mA max.
—Endurance, 100,000 data changes per bit
—Register data retention, 100 years
—8-lead SOIC and DIP
Device Select
TOTAL
and recalled on power-up
Increment
CC
Up/Down
= 5V
(U/D)
(INC)
(CS)
values = 10kΩ, 50kΩ, and 100kΩ
V
CC
V
(Supply Voltage)
SS
General
Memory
Control
(Ground)
and
®
1
Data Sheet
R
R
R
H
W
L
/V
/V
/V
L
H
W
U/D
INC
V
V
CS
CC
SS
1-888-INTERSIL or 1-888-352-6832
CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures.
XDCP is a trademark of Intersil Americas Inc. Copyright Intersil Americas Inc. 2005. All Rights Reserved
Nonvolatile
Up/Down
Store and
Counter
Memory
Circuitry
Control
Recall
7-Bit
7-Bit
DESCRIPTION
The
potentiometer (XDCP). The device consists of a
resistor array, wiper switches, a control section, and
nonvolatile memory. The wiper position is controlled
by a 3-wire interface.
The potentiometer is implemented by a resistor array
composed of 99 resistive elements and a wiper
switching network. Between each element and at
either end are tap points accessible to the wiper
terminal. The position of the wiper element is
controlled by the CS, U/D, and INC inputs. The
position of the wiper can be stored in nonvolatile
memory and then be recalled upon a subsequent
power-up operation.
The device can be used as a three-terminal
potentiometer or as a two-terminal variable resistor in
a wide variety of applications including:
– control
– parameter adjustments
– signal processing
Terminal Voltage 0V to +15V, 100 Taps
March 15, 2005
Intersil
All other trademarks mentioned are the property of their respective owners.
Hundred
Decoder
|
One
One
of
Intersil (and design) is a registered trademark of Intersil Americas Inc.
Detailed
99
98
97
96
2
1
0
X9312
Transfer
Gates
is
a
Resistor
digitally
Array
X9312
FN8176.0
controlled
R
R
R
H
L
W
/V
/V
/V
L
H
W

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X9312WPI Summary of contents

Page 1

Data Sheet Digitally Controlled Potentiometer (XDCP™) FEATURES • Solid-state potentiometer • 3-wire serial interface • Terminal voltage +15V • 100 wiper tap points —Wiper position stored in nonvolatile memory and recalled on power-up • 99 resistive elements ...

Page 2

PIN DESCRIPTIONS R /V and The high ( and low ( X9312 are equivalent to the fixed terminals of a mechanical potentiometer. The minimum voltage is 0V and ...

Page 3

INSTRUCTIONS AND PROGRAMMING The INC, U/D and CS inputs control the movement of the wiper along the resistor array. With CS set LOW the device is selected and enabled to respond to the U/D and INC inputs. HIGH to LOW ...

Page 4

ABSOLUTE MAXIMUM RATINGS Temperature under bias .................... -65°C to +135°C Storage temperature ......................... -65°C to +150°C Voltage on CS, INC, U/D and V CC with respect to V ................................. -1V to +7V SS ∆ ........................................................ ...

Page 5

D.C. OPERATING CHARACTERISTICS (Over recommended operating conditions unless otherwise specified.) Symbol Parameter I V active current (Increment Standby supply current SB I CS, INC, U/D input leakage current LI V CS, INC, U/D input HIGH voltage IH ...

Page 6

A.C. OPERATING CHARACTERISTICS (Over recommended operating conditions unless otherwise specified) Symbol Parameter INC setup Cl t INC HIGH to U/D change lD t U/D to INC setup DI t INC LOW period lL t INC HIGH period ...

Page 7

APPLICATIONS INFORMATION Electronic digitally controlled (XDCP) potentiometers provide three powerful application advantages; (1) the variability and reliability of a solid-state potentiometer, (2) the flexibility of computer-based digital controls, and (3) the retentivity of nonvolatile memory used for the storage of ...

Page 8

PACKAGING INFORMATION 8-Lead Plastic Small Outline Gull Wing Package Type S Pin 1 Index 0.050 (1.27) 0.010 (0.25) 0.020 (0.50) 0° - 8° 0.016 (0.410) 0.037 (0.937) NOTE: ALL DIMENSIONS IN INCHES (IN PARENTHESES IN MILLIMETERS) 8 X9312 Pin 1 ...

Page 9

ORDERING INFORMATION X9312X Physical Characteristics Marking Includes Manufacturer’s Trademark Resistance Value or Code Date Code All Intersil U.S. products are manufactured, assembled and tested utilizing ISO9000 quality systems. Intersil Corporation’s quality certifications can be viewed at www.intersil.com/design/quality Intersil products are ...

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