x9429wv14iz-2.7t2 Intersil Corporation, x9429wv14iz-2.7t2 Datasheet
x9429wv14iz-2.7t2
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x9429wv14iz-2.7t2 Summary of contents
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Data Sheet Single Digitally Controlled Potentiometer (XDCP™) FEATURES • Single Voltage Potentiometer • 64 Resistor Taps • 2-wire Serial Interface for Write, Read, and Transfer Operations of the Potentiometer • Wiper Resistance, 150Ω Typical at 5V • Non-Volatile Storage ...
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... X9429WS16-2.7* X9429WS F X9429WS16Z-2.7* (Note) X9429WS Z F X9429WS16I-2.7* X9429WS G X9429WS16IZ-2.7* (Note) X9429WS Z G X9429WV14-2.7* X9429WV F X9429WV14Z-2.7* (Note) X9429WV Z F X9429WV14I-2.7* X9429WV G X9429WV14IZ-2.7* (Note) X9429WV Z G X9429YS16-2.7* X9429YS F X9429YS16Z-2.7* (Note) X9429YS Z F X9429YS16I-2.7* X9429YS G X9429YS16IZ-2.7* (Note) X9429YS Z G X9429YV14-2.7* X9429YV F X9429YV14Z-2.7* (Note) X9429YV Z F X9429YV14I-2 ...
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DETAILED FUNCTIONAL DIAGRAM V CC SCL INTERF A CE SDA AND CONTROL A3 CIRCUITR CIRCUIT LEVEL APPLICATIONS • Vary the gain of a voltage amplifier • Provide programmable dc reference voltages for comparators and detectors ...
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PIN CONFIGURATION SCL 5 SDA 6 VSS 7 PIN ASSIGNMENTS TSSOP pin SOIC pin ...
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The wiper outputs are equivalent to the wiper output of a mechanical potentiometer. Hardware Write Protect Input WP The WP pin when low prevents nonvolatile writes to the Data Registers. PRINCIPLES OF OPERATION The X9429 is ...
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Acknowledge Polling The disabling of the inputs, during the internal nonvolatile write operation, can be used to take advantage of the typical 5ms EEPROM write cycle time. Once the stop condition is issued to indicate the end of the nonvolatile ...
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Figure 3. Two-Byte Instruction Sequence SCL SDA Read Wiper Counter Register (read the current wiper position of the selected pot), write Wiper Counter Register (change current wiper position of the selected pot), ...
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Figure 4. Three-Byte Instruction Sequence SCL SDA Figure 5. Increment/Decrement Instruction Sequence SCL SDA Figure 6. ...
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Figure 7. Acknowledge Response from Receiver SCL from Master Data Output from Transmitter Data Output from Receiver START Figure 8. Detailed Potentiometer Block Diagram Serial Data Path From Interface Circuitry Register 0 Register 2 If WCR = 00[H] then V ...
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DETAILED OPERATION The potentiometer has a Wiper Counter Register and four Data Registers. A detailed discussion of the register organization and array operation follows. Wiper Counter Register The X9429 contains a Wiper Counter Register. The Wiper Counter Register can be ...
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Instruction Format Notes: (1) “MACK”/”SACK”: stands for the acknowledge sent by the master/slave. (2) “A3 ~ A0”: stands for the device addresses sent by the master. (3) “X”: indicates that “0” for testing purpose but physically it ...
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XFR Wiper Counter Register (WCR) to Data Register (DR) S device type device instruction S T identifier addresses Increment/Decrement ...
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ABSOLUTE MAXIMUM RATINGS Temperature under bias : ........................-65°C to +135°C Storage temperature: .............................-65°C to +150°C Voltage on SCL, SDA any address input with respect ...................................-1V to +7V SS ∆ .............................................................5V ...
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D.C. OPERATING CHARACTERISTICS (Over the recommended operating conditions unless otherwise specified.) Symbol Parameter I V supply current CC1 CC (nonvolatile write supply current CC2 CC (move wiper, write, read current (standby Input leakage ...
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A.C. TEST CONDITIONS I nput pulse levels V Input rise and fall times 10ns Input and output timing level V EQUIVALENT A.C. LOAD CIRCUIT 5V 1533Ω SDA Output 100pF AC TIMING (Over recommended operating conditions) Symbol f Clock frequency SCL ...
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HIGH-VOLTAGE WRITE CYCLE TIMING Symbol t High-voltage write cycle time (store instructions) WR XDCP TIMING Symbol t Wiper response time after the third (last) power supply is stable WRPO t Wiper response time after instruction issued (all load instructions) WRL ...
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XDCP Timing (for All Load Instructions) SCL SDA XDCP Timing (for Increment/Decrement Instruction) SCL Wiper Register Address SDA Write Protect and Device Address Pins Timing SCL SDA WP A0 ...
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APPLICATIONS INFORMATION Basic Configurations of Electronic Potentiometers V R Three terminal Potentiometer; Variable voltage divider Application Circuits Noninverting Amplifier – (1 Offset Voltage Adjustment R ...
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Application Circuits (continued) Attenuator – All -1/2 ≤ G ≤ +1/2 Inverting Amplifier – ...
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PACKAGING INFORMATION 0° - 8° See Detail “A” NOTE: ALL DIMENSIONS IN INCHES (IN PARENTHESES IN MILLIMETERS) 20 X9429 14-Lead Plastic, TSSOP, Package Type V .025 (.65) BSC .169 (4.3) .177 (4.5) .193 (4.9) .200 (5.1) .0075 (.19) .002 (.05) ...
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... Intersil Corporation’s quality certifications can be viewed at www.intersil.com/design/quality Intersil products are sold by description only. Intersil Corporation reserves the right to make changes in circuit design, software and/or specifications at any time without notice. Accordingly, the reader is cautioned to verify that data sheets are current before placing orders. Information furnished by Intersil is believed to be accurate and reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use ...