CAT5261YI-50-T2 ON Semiconductor, CAT5261YI-50-T2 Datasheet
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CAT5261YI-50-T2
Specifications of CAT5261YI-50-T2
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CAT5261YI-50-T2 Summary of contents
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CAT5261 Dual Digitally Program- mable Potentiometers (DPPt) with 256 Taps and SPI Interface Description The CAT5261 is two Digitally Programmable Potentiometers (DPPst) integrated with control logic and 8 bytes of NVRAM memory. Each DPP consists of a series of resistive ...
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... Dash RR = Resistance 100 Production Year (Last Digit Production Month (1- XXXX = Last Four Digits of Assembly Lot Number (TSSOP−24) RLB CAT5261YI 3YMXXX R = Resistance 100 Assembly Location B = Product Revision (Fixed as “B”) CAT5261Y = Device Code I = Temperature Range (I = Industrial Lead Finish − Matte−Tin Y = Production Year (Last Digit Production Month (1− ...
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CS SCK HOLD Table 1. PIN DESCRIPTIONS Pin # Name 1 SO Serial Data Output 2 A0 Device Address, LSB Connect Connect Connect ...
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Pin Descriptions SI: Serial Input SI is the serial data input pin. This pin is used to input all opcodes, byte addresses and data to be written to the CAT5261. Input data is latched on the rising edge of the ...
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Table 2. ABSOLUTE MAXIMUM RATINGS Parameters Temperature Under Bias Storage Temperature Voltage on Any Pin with Respect to Ground (Note 1) V with Respect to Ground CC Package Power Dissipation Capability (T Lead Soldering Temperature (10 s) Wiper Current Stresses ...
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Table 5. D.C. OPERATING CHARACTERISTICS Symbol Parameter I Power Supply Current CC1 I Power Supply Current CC2 Non−volatile WRITE I Standby Current ( Input Leakage Current LI I Output Leakage Current LO V Input Low Voltage IL ...
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Table 8. POWER UP TIMING (Notes 9, 10) Symbol t Power−up to Read Operation PUR t Power−up to Write Operation PUW Table 9. WIPER TIMING Symbol t Wiper Response Time After Power Supply Stable WRPO t Wiper Response Time After ...
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CS SCK t HD HOLD SO Instruction and Register Description Device Type / Address Byte The first byte sent to the CAT5261 from the master/ processor is called the Device Address Byte. The most significant four bits of the Device ...
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Wiper Control and Data Registers Wiper Control Register (WCR) The CAT5261 contains two 8−bit Wiper Control Registers, one for each potentiometer. The Wiper Control Register output is decoded to select one of 256 switches along its resistor array. The contents ...
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The basic sequence of the three byte instructions is illustrated in Figure 7. These three−byte instructions exchange data between the WCR and one of the Data Registers. The WCR controls the position of the wiper. The response of the wiper ...
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INC/DEC Command Issued SCK Instruction Format Table 14. READ WIPER CONTROL REGISTER (WCR) DEVICE ADDRESSES Table 15. WRITE WIPER CONTROL REGISTER (WCR) DEVICE ADDRESSES 0 1 ...
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Table 19. GLOBAL TRANSFER DATA REGISTER (DR) TO WIPER CONTROL REGISTER (WCR) DEVICE ADDRESSES Table 20. GLOBAL TRANSFER WIPER CONTROL REGISTER (WCR) TO DATA REGISTER (DR) DEVICE ADDRESSES ...
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PIN#1 IDENTIFICATION TOP VIEW D A SIDE VIEW Notes: (1) All dimensions are in millimeters. Angles in degrees. (2) Complies with JEDEC MS-013. PACKAGE DIMENSIONS SOIC−24, 300 mils CASE 751BK−01 ISSUE O SYMBOL ...
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TOP VIEW SIDE VIEW Notes: (1) All dimensions are in millimeters. Angles in degrees. (2) Complies with JEDEC MO-153. PACKAGE DIMENSIONS TSSOP24, 4.4x7.8 CASE 948AR−01 ISSUE θ1 http://onsemi.com 14 SYMBOL MIN ...
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... CAT5261YI−00−T2 CAT5261WI50 CAT5261WI00 CAT5261YI50 CAT5261YI00 12. All packages are RoHS−compliant (Lead−free, Halogen−free). 13. The standard lead finish is Matte−Tin. 14. The device used in the above example is a CAT5261WI−00−T1 (SOIC, Industrial Temperature, 100 kW, Tape & Reel, 1,000/Reel). 15. For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging Specifications Brochure, BRD8011/D ...