MCP3002-I/MS Microchip Technology, MCP3002-I/MS Datasheet
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MCP3002-I/MS
Specifications of MCP3002-I/MS
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MCP3002-I/MS Summary of contents
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... Communication with the device is done using a simple serial interface compatible with the SPI protocol. The device is capable of conversion rates 200 ksps = and 75 ksps at 2.7V. The MCP3002 device operates over a broad voltage range (2.7V - 5.5V). Low-current design permits operation with a typical standby current and a typical active current of 375 µ ...
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... MCP3002 NOTES: DS21294D-page 2 © 2008 Microchip Technology Inc. ...
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... SS DD IN+ IN- — V +IN- DD IN- V -100 — V +100 SS SS — 0.001 ±1 R — 1K — SS — 20 — MCP3002 = 16*f , unless otherwise noted. SAMPLE UNITS CONDITIONS clock cycles clock cycles ksps ksps V = 2.7V DD bits LSB LSB No missing codes over temperature LSB LSB 0.1V to 4.9V@1 kHz ...
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... MCP3002 ELECTRICAL CHARACTERISTICS (CONTINUED) All parameters apply 5V -40°C to +85° Typical values apply for +25°C, unless otherwise noted PARAMETER SYM Digital Input/Output: Data Coding Format High Level Input Voltage Low Level Input Voltage High Level Output Voltage Low Level Output Voltage ...
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... Max Units T -40 — + -40 — + -65 — +150 A θ — 211 — JA θ — 89.5 — JA θ — 149.5 — JA θ — 139 — MSB OUT NULL BIT MCP3002 = GND. SS Conditions °C °C °C °C/W °C/W °C/W °C/W t CSH DIS LSB DS21294D-page 5 ...
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... MCP3002 Load circuit for 1.4V 3 kΩ Test Point D OUT Voltage Waveforms for OUT t R Voltage Waveforms for t CLK OUT FIGURE 1-2: Test Circuits. DS21294D-page 6 Load circuit for t Test Point D OUT , t Voltage Waveforms for CLK D OUT Voltage Waveforms for OUT Waveform 1* ...
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... DD 0 2.7V 0 SAMPLE 0.3 0.2 0.1 0.0 -0.1 -0.2 -0.3 -0.4 -0.5 75 100 -50 FIGURE 2-6: vs. Temperature (V MCP3002 , T = +25° 2.7V Positive INL Negative INL 100 Sample Rate (ksps) Integral Nonlinearity (INL) = 2.7V ksps 256 384 512 640 768 896 1024 Digital Code Integral Nonlinearity (INL ...
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... MCP3002 Note: Unless otherwise indicated 1.0 0.8 0.6 Positive INL 0.4 0.2 0.0 -0.2 -0.4 Negative INL -0.6 All points taken 200 ksps except SAMPLE -0 2.7V ksps DD SAMPLE -1.0 2.5 3.0 3.5 4.0 4.5 V (V) DD FIGURE 2-7: Integral Nonlinearity (INL) vs. V DD. ...
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... FIGURE 2-17: DD 0.8 0 ksps 0 SAMPLE 0.4 0.3 0.2 0.1 0.0 75 100 -50 FIGURE 2-18: Temperature. MCP3002 , T = +25° ksps Positive DNL Negative DNL - 100 Temperature (°C) Differential Nonlinearity = 2.7V 200 ksps except SAMPLE = 75 ksps SAMPLE 3.0 3.5 4.0 4.5 5 ...
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... MCP3002 Note: Unless otherwise indicated 2. ksps SAMPLE 200 ksps SAMPLE Input Frequency (kHz) FIGURE 2-19: Signal-to-Noise Ratio (SNR) vs. Input Frequency. 0 -10 - ksps -40 SAMPLE -50 -60 -70 - -90 SAMPLE -100 1 10 Input Frequency (kHz) FIGURE 2-20: Total Harmonic Distortion (THD) vs. Input Frequency. 10.0 9 ...
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... FIGURE 2-29: 600 = 75 ksps 500 V DD 400 f CLK 300 V 200 DD f CLK 100 0 -50 FIGURE 2-30: = 2.7V). DD MCP3002 , T = +25°C. SAMPLE A = 3.2 MHz CLK = 2.5V 1.2 MHz DD CLK 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6 ...
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... MCP3002 Note: Unless otherwise indicated 2.5 3.0 3.5 4.0 4.5 5 FIGURE 2-31: I vs. V DDS DD 100. 10.00 1.00 0.10 0.01 -50 - Temperature (°C) FIGURE 2-32: I vs. Temperature. DDS DS21294D-page 200 ksps 16* f SAMPLE CLK SAMPLE 2 1.8 DD 1.6 1.4 1.2 1.0 0.8 ...
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... The SPI port serial data input pin is used to clock in input channel configuration data. 3.5 Serial Data Output (D The SPI serial data output pin is used to shift out the results of the A/D conversion. Data will always change on the falling edge of each clock as the conversion takes place. MCP3002 Description ) IN ) OUT DS21294D-page 13 ...
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... MCP3002 NOTES: DS21294D-page 14 © 2008 Microchip Technology Inc. ...
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... Conversion rates of 200 ksps are possible on the MCP3002. See Section 6.2 “Maintaining Minimum Clock Speed” for information on minimum clock rates. Communication with the device is done using a 3-wire SPI compatible interface ...
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... MCP3002 V CHx PIN 7 pF Legend VA = signal source R = source impedance SS CHx = input channel pad C = input pin capacitance PIN V = threshold voltage leakage current at the pin LEAKAGE due to various junctions SS = sampling switch R = sampling switch resistor sample/hold capacitance SAMPLE FIGURE 4-1: Analog Input Model. 4.0 ...
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... LSB first after the word has been transmitted in the MSB first format. shows the configuration bits for the MCP3002. The device will begin to sample the analog input on the second rising edge of the clock, after the start bit has been received ...
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... After completing the data transfer, if further clocks are applied with CS low, the A/D Converter will output zeros indefinitely. See Figure 5 during this time, the bias current and the comparator powers down while the reference input DATA becomes a high-impedance node. FIGURE 5-1: Communication with the MCP3002 using MSB first format only SUCS CLK D IN HI-Z ...
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... Data stored into MCU receive register after transmission of first 8 bits X = Don’t Care Bits FIGURE 6-1: SPI Communication with the MCP3002 using 8-bit segments (Mode 0,0: SCLK idles low). © 2008 Microchip Technology Inc. As shown in Figure A/D Converter contains one leading zero before the start bit ...
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... Data stored into MCU receive register after transmission of first 8 bits X = Don’t Care Bits FIGURE 6-2: SPI Communication with the MCP3002 using 8-bit segments (Mode 1,1: SCLK idles high). 6.2 Maintaining Minimum Clock Speed When the MCP3002 initiates the sample period, charge is stored on the sample capacitor ...
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... A/D converters, refer to AN-688 “Layout Tips for 12-Bit A/D Converter Applications” Connection Device 4 Device 1 Device 3 Device 2 FIGURE 6-4: V traces arranged ‘Star’ configuration in order to reduce errors caused by current return paths. © 2008 Microchip Technology Inc. connections to MCP3002 DS21294D-page 21 ...
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... MCP3002 NOTES: DS21294D-page 22 © 2008 Microchip Technology Inc. ...
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... Microchip Technology Inc. MCP3002 Example: 3002I 819256 Example: MCP3002 I/P ^^256 e 3 0819 Example: MCP3002I ISN ^^0819 e 3 256 Example: 3002 I819 256 ) e 3 DS21294D-page 23 ...
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... MCP3002 /HDG 3ODVWLF 0LFUR 6PDOO 2XWOLQH 3DFNDJH 06 >0623@ 1RWH 1RWHV DS21294D-page 24 I © 2008 Microchip Technology Inc. φ ...
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... Microchip Technology Inc. PLO %RG\ >3',3@ MCP3002 DS21294D-page 25 ...
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... MCP3002 /HDG 3ODVWLF 6PDOO 2XWOLQH 61 ± 1DUURZ 1RWH 1RWHV DS21294D-page 26 PP %RG\ >62,&@ α φ β © 2008 Microchip Technology Inc. ...
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... Microchip Technology Inc. MCP3002 PP %RG\ >62,&@ DS21294D-page 27 ...
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... MCP3002 /HDG 3ODVWLF 7KLQ 6KULQN 6PDOO 2XWOLQH 67 ± 1RWH 1RWHV DS21294D-page 28 PP %RG\ >76623@ I © 2008 Microchip Technology Inc. φ ...
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... Updates to packaging outline drawings. Revision C (January 2007) The following is the list of modifications: 1. Updates to packaging outline drawings. Revision B (August 2001) The following is the list of modifications: 1. Undocumented changes. Revision A (February 2000) • Initial release of this document. © 2008 Microchip Technology Inc. MCP3002 DS21294D-page 29 ...
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... MCP3002 NOTES: DS21294D-page 30 © 2008 Microchip Technology Inc. ...
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... Plastic SOIC (150 mil Body), 8-lead ST = Plastic TSSOP (4.4 mm), 8-lead © 2008 Microchip Technology Inc. /XX Examples: Package a) MCP3002-I/P: b) MCP3002-I/SN: c) MCP3002-I/ST: d) MCP3002-I/MS: (Industrial) MCP3002 . Industrial Temperature, 8LD PDIP package. Industrial Temperature, 8LD SOIC package. Industrial Temperature, 8LD TSSOP package. Industrial Temperature, 8LD MSOP package. DS21294D-page 31 ...
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... MCP3002 NOTES: DS21294D-page 32 © 2008 Microchip Technology Inc. ...
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... PowerMate, PowerTool, REAL ICE, rfLAB, Select Mode, Total Endurance, WiperLock and ZENA are trademarks of Microchip Technology Incorporated in the U.S.A. and other countries. SQTP is a service mark of Microchip Technology Incorporated in the U.S.A. All other trademarks mentioned herein are property of their respective companies. ...
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... Fax: 886-3-572-6459 Taiwan - Kaohsiung Tel: 886-7-536-4818 Fax: 886-7-536-4803 Taiwan - Taipei Tel: 886-2-2500-6610 Fax: 886-2-2508-0102 Thailand - Bangkok Tel: 66-2-694-1351 Fax: 66-2-694-1350 © 2008 Microchip Technology Inc. EUROPE Austria - Wels Tel: 43-7242-2244-39 Fax: 43-7242-2244-393 Denmark - Copenhagen Tel: 45-4450-2828 Fax: 45-4485-2829 France - Paris Tel: 33-1-69-53-63-20 ...