MCP3301T MICROCHIP [Microchip Technology], MCP3301T Datasheet
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MCP3301T
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MCP3301T Summary of contents
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Differential Input, Low Power A/D Converter with SPI Serial Interface Features • Full Differential Inputs • ±1 LSB max DNL • ±1 LSB max INL (MCP3301-B) • ±2 LSB max INL (MCP3301-C) • Single supply operation: 4.5V to 5.5V ...
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MCP3301 NOTES: DS21700D-page 2 2011 Microchip Technology Inc. ...
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ELECTRICAL CHARACTERISTICS Maximum Ratings* V ........................................................................ 7.0V DD All inputs and outputs w.r.t. V .....-0. Storage temperature .......................... -65°C to +150°C Ambient temp. with power applied ..... -65°C to +125°C Maximum Junction Temperature ....................... 150°C ESD ...
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MCP3301 ELECTRICAL SPECIFICATIONS (CONTINUED) Electrical Characteristics: Unless otherwise noted, all parameters apply at V input configuration (Figure 1-5) with fixed common mode voltage of 2.5V. All parameters apply over temperature with T = -40°C to +85°C (Note 7). Conversion speed ...
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ELECTRICAL SPECIFICATIONS (CONTINUED) Electrical Characteristics: Unless otherwise noted, all parameters apply at V input configuration (Figure 1-5) with fixed common mode voltage of 2.5V. All parameters apply over temperature with T = -40°C to +85°C (Note 7). Conversion speed ( ...
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MCP3301 1.1 Test Circuits 1.4V Test Point D OUT C = 100 pF L FIGURE 1-2: Load circuit for t Test Point DIS V /2 OUT 100 pF t ...
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TYPICAL PERFORMANCE CURVES Note: The graphs and tables provided following this note are a statistical summary based on a limited number of samples and are provided for informational purposes only. The performance characteristics listed herein are not tested or ...
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MCP3301 Note: Unless otherwise indicated 17 25°C. CLK SAMPLE A 1 0.8 0.6 0.4 0.2 0 -0.2 -0.4 -0.6 -0.8 -1 -4096 -3072 -2048 -1024 0 1024 Code FIGURE 2-7: Differential Nonlinearity (DNL) ...
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Note: Unless otherwise indicated 17 25°C. CLK SAMPLE A 0 -10 -20 -30 -40 -50 -60 -70 -70 -80 -90 -100 1 10 Input Frequency (kHz) FIGURE 2-13: Total Harmonic Distortion (THD) vs. ...
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MCP3301 Note: Unless otherwise indicated 17 25°C. CLK SAMPLE A 0 -10 -20 -30 -40 -50 -60 -70 -80 -90 -100 -110 -120 -130 -140 -150 0 5000 10000 15000 Frequency (Hz) FIGURE ...
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Note: Unless otherwise indicated 17 25°C. CLK SAMPLE A 120 100 2.5 3 3.5 4 4.5 V (V) DD FIGURE 2-25 REF DD ...
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MCP3301 Note: Unless otherwise indicated 17 25°C. CLK SAMPLE A 1 0.8 0.6 0.4 0.2 0 -0.2 -0 -0.6 -0 Temperature (°C) FIGURE 2-31: Negative Gain Error ...
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PIN DESCRIPTIONS The descriptions of the pins are listed in TABLE 3-1: PIN FUNCTION TABLE MSOP, PDIP, Name SOIC 1 V REF 2 IN(+) 3 IN(-) CS/SHDN 6 D OUT 7 CLK ...
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MCP3301 NOTES: DS21700D-page 14 2011 Microchip Technology Inc. ...
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DEFINITION OF TERMS Bipolar Operation - This applies to either a differential or single-ended input configuration, where both positive and negative codes are output from the A/D converter. Full bipolar range includes all 8192 codes. For bipolar operation on ...
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MCP3301 NOTES: DS21700D-page 16 2011 Microchip Technology Inc. ...
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APPLICATIONS INFORMATION 5.1 Conversion Description The MCP3301MCP3301 A/D converter employs a con- ventional SAR architecture. With this architecture, the potential between the IN+ and IN- inputs are simultaneously sampled and stored with the internal sample circuits for 1.5 clock ...
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MCP3301 V CHx PIN Legend VA = signal source = source impedance R S CHx = input channel pad = input pin capacitance C PIN = threshold voltage leakage current at ...
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Using an external operational amplifier on the input allows for gain and buffers the input signal from the input to the ADC, allowing for a higher source impedance. This circuit is shown in Figure 10 k 0.1 µF MCP6022 1 ...
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MCP3301 5.5 Buffering/Filtering the Analog Inputs Inaccurate conversion results may occur if the signal source for the A/D converter is not a low impedance source. Buffering the input will solve the impedance issue also recommended that an analog ...
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SERIAL COMMUNICATIONS 6.1 Output Code Format The output code format is a binary two’s complement scheme with a leading sign bit that indicates the sign of the output. If the IN+ input is higher than the IN- input, the ...
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MCP3301 0 + 1111 1111 1111 (+4095 1111 1111 1110 (+4094 0000 0000 0011 (+ 0000 0000 0010 (+ 0000 0000 0001 (+ 0000 0000 0000 (0) IN+ < IN- ...
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Communicating with the MCP3301 Communication with the device is completed using a standard SPI compatible serial interface. Initiating com- munication with the MCP3301 begins with the CS going low. If the device was powered up with the CS pin ...
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MCP3301 6.3 Using the MCP3301 with Microcontroller (MCU) SPI Ports With most microcontroller SPI ports required to clock out eight bits at a time. Using a hardware SPI port with the MCP3301 is very easy because each conver- ...
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NOTES: 2011 Microchip Technology Inc. MCP3301 DS21700D-page 25 ...
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MCP3301 7.0 PACKAGING INFORMATION 7.1 Package Marking Information 8-Lead MSOP XXXXXX YWWNNN 8-Lead PDIP (300 mil) XXXXXX XXXXNNN YYWW 8-Lead SOIC (150 mil) XXXXXXXX XXXXYYWW NNN Legend: XX...X Customer-specific information Y Year code (last digit of calendar year) YY Year ...
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D N NOTE 1RWHV 2011 Microchip Technology Inc MCP3301 φ L DS21700D-page 27 ...
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MCP3301 Note: For the most current package drawings, please see the Microchip Packaging Specification located at http://www.microchip.com/packaging DS21700D-page 28 2011 Microchip Technology Inc. ...
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PLO %RG\ >3',3@ 1RWH N NOTE 1RWHV 2011 Microchip Technology Inc MCP3301 c DS21700D-page 29 ...
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MCP3301 Note: DS21700D-page 30 2011 Microchip Technology Inc. ...
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Note: 2011 Microchip Technology Inc. MCP3301 DS21700D-page 31 ...
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MCP3301 /HDG 3ODVWLF 6PDOO 2XWOLQH 61 ± 1DUURZ PP %RG\ >62,&@ 1RWH DS21700D-page 32 2011 Microchip Technology Inc. ...
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APPENDIX A: REVISION HISTORY Revision D (April 2011) The following is the list of modifications: 1. Updated the content to illustrate that the devices now have tested specifications in the 4.5V to 5.5V supply range. 2. Removed figures 2-4 to ...
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MCP3301 NOTES: DS21700D-page 34 2011 Microchip Technology Inc. ...
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... To order or obtain information, e.g., on pricing or delivery, contact the local Microchip sales office. PART NO Device Grade Temperature Package Range Device: MCP3301: 13-Bit Serial A/D Converter MCP3301T: 13-Bit Serial A/D Converter (Tape and Reel) Grade ±1 LSB INL C = ±2 LSB INL Temperature Range -40°C to +85°C Package Plastic MSOP, 8-lead P ...
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NOTES: 2011 Microchip Technology Inc. MCP3301 DS21700D-page 36 ...
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Note the following details of the code protection feature on Microchip devices: • Microchip products meet the specification contained in their particular Microchip Data Sheet. • Microchip believes that its family of products is one of the most secure families ...
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