X9514 Xicor, X9514 Datasheet

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X9514

Manufacturer Part Number
X9514
Description
PushPot Potentiometer (Push Button Controlled)
Manufacturer
Xicor
Datasheet

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
X9514W
Manufacturer:
XILINX
0
Part Number:
X9514WSZ
Manufacturer:
XICOR
Quantity:
20 000
Terminal Voltage 5V, 32 Taps, Log Taper
X9514
FEATURES
FUNCTIONAL DIAGRAM
AUTOSTORE is a registered trademark of Xicor, Inc.
E
©Xicor, Inc. 1994, 1995, 1996 Patents Pending
6487-3.5 7/3/96 T5/C3/D2 NS
2
POT™ and PushPot™ are trademarks of Xicor, Inc.
Push Button Controlled
Low Power CMOS
—Active Current, 3mA Max
—Standby Current, 200 A Max
31 Resistive Elements
—Temperature Compensated
— 20% End to End Resistance Range
— –5V to +5V Range
32 Wiper Tap Points
—Logarithmic Taper
—Wiper Positioned via Two Push Button Inputs
—Slow & Fast Scan Modes
—AUTOSTORE
—Manual Store Option
—Wiper Position Stored in Nonvolatile
100 Year Wiper Position Data Retention
X9514W = 10K
Packages
—8-Lead PDIP
—8-Lead SOIC
—14-Lead TSSOP
AN42 • AN44–50 • AN52 • AN53 • AN73
Memory and Recalled on Power-Up
A V A I L A B L E
ASE
A
PPLICATION
PU
PD
PushPot™ Potentiometer (Push Button Controlled)
®
Option
N
OTES
STORE AND
CIRCUITRY
COUNTER
CONTROL
UP/DOWN
MEMORY
EEPROM
RECALL
5-BIT
5-BIT
DECODER
THIRTY-
X9514
ONE
TWO
OF
1
31
30
29
28
2
1
0
DESCRIPTION
The Xicor X9514 is a push button controlled, logarithmic
taper potentiometer and is ideal for push button con-
trolled resistance trimming.
The X9514 is a resistor array composed of 31 resistive
elements. Between each element and at either end are
tap points accessible to the wiper element. The position of
the wiper element is controlled by the PU and PD inputs.
The position of the wiper can be automatically stored in E
memory and then be recalled upon a subsequent power-
on operation.
All Xicor nonvolatile products are designed and tested
for applications requiring extended endurance and data
retention.
TRANSFER
GATES
RESISTOR
ARRAY
Characteristics subject to change without notice
6487 ILL F01.1
V H
V L
V W
2

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X9514 Summary of contents

Page 1

... The Xicor X9514 is a push button controlled, logarithmic taper potentiometer and is ideal for push button con- trolled resistance trimming. The X9514 is a resistor array composed of 31 resistive elements. Between each element and at either end are tap points accessible to the wiper element. The position of the wiper element is controlled by the PU and PD inputs ...

Page 2

... V – AUTOSTORE is disabled. A LOW to HIGH will IH initiate a manual store operation. This is for a user who wishes to connect a push button switch to this pin. For every valid push, the X9514 will store the current wiper position to the E 2 PROM. Typical Attenuation Characteristics (dB) 0 ...

Page 3

... At either end of the array and between each resistor is an electronic switch that trans- fers the potential at that point to the wiper. The X9514 is designed to interface directly to two push button switches for effectively moving the wiper up or down. The PU and PD inputs increment or decrement a 5-bit counter respectively ...

Page 4

... Exposure to absolute maximum rating conditions for extended periods may affect device reliability. Temperature Coefficient (– +85 C) X9514W ..................................... +600 ppm/ C Typical Ratiometric Temperature Coefficient ............ 20 ppm Wiper Adjustability Unlimited Wiper Adjustment (Non-Store operation) Wiper Position Store Operations ............. 100,000 Physical Characteristics ) = 0 ...

Page 5

... STANDARD PARTS Part Number Maximum Resistance X9514W Notes: (4) Typical values are for and nominal supply voltage. A (5) This parameter is periodically sampled and not 100% tested. Max. Supply Voltage +70 C X9514 +85 C +125 C 6487 PGM T03.1 Limits (4) Min. Typ. Max. Units 1 ...

Page 6

... X9514 A.C. OPERATING CHARACTERISTICS (Over recommended operating conditions unless otherwise specified) Symbol Parameter t Time Between Two Separate Push Button Events GAP t Debounce Time DB t After Debounce to Wiper Change on a Slow Mode S SLOW S FAST (7) t Wiper Change on a Scan Mode PU (7) t Power Up to Wiper Stable ...

Page 7

... X9514 Slow Mode Timing Notes: ( the A.C. timing diagram refers to the minimum incremental change in the wiper voltage. Fast Mode Timing SLOW V W Notes: ( the A.C. timing diagram refers to the minimum incremental change in the wiper voltage GAP t S FAST ...

Page 8

... X9514 PACKAGING INFORMATION HALF SHOULDER WIDTH ON ALL END PINS OPTIONAL 0.015 (0.38) MAX. TYP. 0.010 (0.25) NOTE: 1. ALL DIMENSIONS IN INCHES (IN PARENTHESES IN MILLIMETERS) 2. PACKAGE DIMENSIONS EXCLUDE MOLDING FLASH 8-LEAD PLASTIC DUAL IN-LINE PACKAGE TYPE P 0.430 (10.92) 0.360 (9.14) PIN 1 INDEX PIN 1 0.300 (7.62) REF. SEATING PLANE 0.150 (3.81) ...

Page 9

... X9514 PACKAGING INFORMATION 8-LEAD PLASTIC SMALL OUTLINE GULL WING PACKAGE TYPE S PIN 1 INDEX 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) 0.150 (3.80) 0.158 (4.00) PIN 1 0.014 (0.35) 0.019 (0.49) 0.188 (4.78) 0.197 (5.00) (4X) 7 0.004 (0.19) 0.050 (1.27) 0.010 (0.25 0.0075 (0.19) 0.250" 0.010 (0.25) ...

Page 10

... X9514 PACKAGING INFORMATION 14-LEAD PLASTIC, TSSOP PACKAGE TYPE V 0 – 8 See Detail “A” NOTE: ALL DIMENSIONS IN INCHES (IN PARENTHESES IN MILLIMETERS) .025 (.65) BSC .169 (4.3) .252 (6.4) BSC .177 (4.5) .193 (4.9) .200 (5.1) .047 (1.20) .0075 (.19) .002 (.05) .0118 (.30) .006 (.15) .010 (.25) Gage Plane Seating Plane .019 (.50) .029 (.75) Detail A (20X) ...

Page 11

... X9514 ORDERING INFORMATION X9514X LIMITED WARRANTY Devices sold by Xicor, Inc. are covered by the warranty and patent indemnification provisions appearing in its Terms of Sale only. Xicor, Inc. makes no warranty, express, statutory, implied description regarding the information set forth herein or regarding the freedom of the described devices from patent infringement. ...

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