MCP3304 Microchip Technology, MCP3304 Datasheet
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MCP3304
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MCP3304 Summary of contents
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... SPI™ Serial Interface Features • Full Differential Inputs • MCP3302: 2 Differential or 4 Single ended Inputs • MCP3304: 4 Differential or 8 Single ended Inputs • ±1 LSB max DNL • ±1 LSB max INL (MCP3302/04-B) • ±2 LSB max INL (MCP3302/04-C) • ...
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... MCP3302/04 Functional Block Diagram V V REF CH0 CH1 Input Channel Mux CH7* CDAC Comparator - Sample & Hold Circuits + Control Logic CS/SHDN D CLK IN * Channels 5-7 available on MCP3304 Only DS21697C-page 2 AGND DGND DD 13-Bit SAR Shift Register D OUT © 2007 Microchip Technology Inc. ...
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... Maximum clock frequency specification must be met 400 mV 0. kHz REF IN 7: TSSOP devices are only specified at 25°C and +85°C. 8: For slow sample rates, see Section 6.2.1 for limitations on clock frequency. © 2007 Microchip Technology Inc. PIN FUNCTION TABLE Name CH0-CH7 DGND CS/SHDN +0.3V DD ...
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... Note 4 V Note 2 μA μ μA kΩ See Figure 6-3 pF See Figure μ μ OUT 25° MHz, Note 1 AMB © 2007 Microchip Technology Inc. ...
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... Maximum clock frequency specification must be met 400 mV 0. kHz REF IN 7: TSSOP devices are only specified at 25°C and +85°C. 8: For slow sample rates, see Section 6.2.1 for limitations on clock frequency. © 2007 Microchip Technology Inc 100 ksps with F = 21*F SAMPLE CLK Symbol ...
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... MCP3302/ SUCS CLK MSB OUT FIGURE 1-1: Timing Parameters DS21697C-page Null Bit Sign BIT T CSH DIS LSB © 2007 Microchip Technology Inc. ...
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... FIGURE 2-2: Integral Nonlinearity (INL) vs. V REF. 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 2048 Code FIGURE 2-3: Integral Nonlinearity (INL) vs. Code (Representative Part). © 2007 Microchip Technology Inc 5V, Full differential input configuration REF = 21 25°C. SAMPLE 0.8 0.6 0.4 0.2 0 -0.2 -0.4 -0.6 -0 150 ...
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... Temperature (°C) Integral Nonlinearity (INL) = 2.7V). DD =2.7V REF Positive DNL Negative DNL Sample Rate (ksps) Differential Nonlinearity = 2.7V ksps Positive DNL Negative DNL 0.5 1 1 (V) REF Differential Nonlinearity (V = 2.7V).] REF DD © 2007 Microchip Technology Inc. ...
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... V = 100 ksps SAMPLE (V) REF FIGURE 2-15: Positive Gain Error vs REF © 2007 Microchip Technology Inc 5V, Full differential input configuration REF = 21 25°C. SAMPLE 0.8 F SAMPLE 0.6 0.4 0.2 0 -0.2 -0.4 -0.6 -0.8 -1 -4096 -3072 ...
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... Temperature (°C) Offset Error vs. =2.7V REF = 50 ksps V =V =5V DD REF F = 100 ksps SAMPLE 10 100 Input Frequency (kHz) Signal to Noise and =V =2. =5V DD REF DD REF = 50 ksps F = 100 ksps SAMPLE -35 -30 -25 -20 -15 - Input Signal Level (dB) Signal to Noise and © 2007 Microchip Technology Inc. ...
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... Frequency (Hz) FIGURE 2-27: Frequency Spectrum of 10 kHz Input (Representative Part). © 2007 Microchip Technology Inc 5V, Full differential input configuration REF = 21 25°C. SAMPLE A 13 12.8 12.6 12.4 = 100 ksps 12.2 12 11.8 11.6 11.4 11 ...
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... V . REF =5V DD REF V =V =2.7V DD REF 50 100 150 200 Sample Rate (ksps) I vs. Sample Rate. REF V =V =5V DD REF F = 100 ksps SAMPLE V =V =2.7V DD REF ksps SAMPLE 0 50 100 150 Temperature (°C) I vs. Temperature. REF © 2007 Microchip Technology Inc. ...
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... DDS 4 3.5 3 2.5 2 1 100 ksps 1 SAMPLE 0 (V) REF FIGURE 2-39: Negative Gain Error vs. Reference Voltage. © 2007 Microchip Technology Inc 5V, Full differential input configuration REF = 21 25°C. SAMPLE A 2 1.5 1 0.5 0 -0 5.5 6 -50 FIGURE 2-40: Temperature ...
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... P P Power Supply Sensitivity REF DD 1 µF 0.1 µF 0.1 µF 5V P-P IN(+) V V REF DD MCP330X IN(-) P-P Full Differential Test REF DD 1µF 0.1µF 0.1µF IN(+) V V REF DD MCP330X IN(-) V SS Pseudo Differential Test © 2007 Microchip Technology Inc. ...
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... A/D conversion. Data will always change on the falling edge of each clock as the conversion takes place. See Figure 7-2 for serial communication protocol. © 2007 Microchip Technology Inc. 4.6 Serial Clock (CLK) The SPI clock pin is used to initiate a conversion and to clock out each bit of the conversion as it takes place. ...
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... Spurious Free Dynamic Range - Spurious Free Dynamic Range (SFDR) is the ratio of the rms value of the fundamental to the next largest component in ADC’s output spectrum. This is, typically, the first har- monic, but could also be a noise peak. © 2007 Microchip Technology Inc. )dB + 1.76 2 ...
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... C SAMP IN- Hold FIGURE 6-1: Simplified Block Diagram. © 2007 Microchip Technology Inc. 6.2 Driving the Analog Input The analog input of the MCP3302/04 is easily driven, either differentially or single ended. Any signal that is common to the two input channels will be rejected by the common mode rejection of the device. During the charging time of the sample capacitor, a small charging current will be required ...
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... ADC allowing for a higher source imped- ance. This circuit is shown in Figure 6- kΩ SAMPLE = DAC capacitance = 0.1 µF C IN+ MCP330X 1 kΩ R IN- V REF V V OUT IN MCP1525 0.1 µF 1 µF Pseudo-differential biasing © 2007 Microchip Technology Inc. ...
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... V V OUT IN 1 µF MCP1525 FIGURE 6-6: Circuit solution to overcome amplifier output swing limitation. © 2007 Microchip Technology Inc. 6.4 Common Mode Input Range The common mode input range has no restriction and equal to the absolute input voltage range 0.3V. However, for a given V ...
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... Application Note 688, “Layout Tips for 12-Bit A/D Converter Applications” µF 0.1 µF REF Device 1 FIGURE 6-10: ‘Star’ configuration in order to reduce errors caused by current return paths. DD connections Connection Device 4 Device 3 Device 2 V traces arranged © 2007 Microchip Technology Inc. ...
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... A/D Converter MCP3302/04 Analog Side Digital Side -Sample Cap -SPI Interface -Shift Register -Capacitor Array -Control Logic -Comparator Substrate Ω DGND AGND Analog Ground Plane FIGURE 6-11: Separation of Analog and Digital Ground Pins. © 2007 Microchip Technology Inc. 0.1 µF MCP3302/04 DS21697C-page 21 ...
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... Scale Output = V IN+ > IN 1111 1111 1111 (- 1111 1111 1110 (- 1111 1111 1101 (- 0000 0000 0001 (-4095 0000 0000 0000 (-4096) © 2007 Microchip Technology Inc. Decimal Binary Data DATA +4095 1111 1111 1111 +4094 1111 1111 1110 ...
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... D2) are used to select the input channel configuration. Table 7-2 and Table 7-3 show the configuration bits for the MCP3302 and MCP3304, respectively. The device will begin to sample the analog input on the fourth rising edge of the clock after the start bit has been received. ...
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... Communication with MCP3302/04 (LSB first Format). DS21697C-page 24 T SAMPLE Don’t Care Null SB† B11 B10 Bit T CONV T SAMPLE Don’t Care T CONV T SAMPLE T CSH SGL/ D2 Start DIFF HI DATA T CSH Power Down HI-Z SB DATA © 2007 Microchip Technology Inc. ...
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... SPI port be configured to clock out data on the falling edge of clock and latch data in on the ris- ing edge. Because communication with the MCP3302 and MCP3304 devices may not need multiples of eight clocks, it will be necessary to provide more clocks than are required. This is usually done by sending ‘leading zeros’ ...
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... Don’t Care Don’t Care Data stored into MCU receive register after transmission of last 8 bits © 2007 Microchip Technology Inc. ...
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... Note: In the event the full Microchip part number cannot be marked on one line, it will be carried over to the next line, thus limiting the number of available characters for customer-specific information. © 2007 Microchip Technology Inc. MCP3302/04 Example: e MCP3302-B ...
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... MCP3302/04 8.2 Package Marking Information (Continued) 16-Lead PDIP (300 mil) (MCP3304) XXXXXXXXXXXXXX XXXXXXXXXXXXXX YYWWNNN 16-Lead SOIC (150 mil) (MCP3304) XXXXXXXXXXXXX XXXXXXXXXXXXX YYWWNNN DS21697C-page 28 Example: e MCP3304-B 3 I/P 0725NNN Example MCP3304-B XXXXXXXXXX 0725NNN © 2007 Microchip Technology Inc. ...
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... Significant Characteristic. 3. Dimensions D and E1 do not include mold flash or protrusions. Mold flash or protrusions shall not exceed .010" per side. 4. Dimensioning and tolerancing per ASME Y14.5M. BSC: Basic Dimension. Theoretically exact value shown without tolerances. © 2007 Microchip Technology Inc ...
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... BSC A – A2 1.25 A1 0.10 E 6.00 BSC E1 3.90 BSC D 8.65 BSC h 0.25 L 0.40 L1 1.04 REF φ 0° c 0.17 b 0.31 α 5° β 5° h α c β MAX 14 – 1.75 – – – 0.25 – 0.50 – 1.27 – 8° – 0.25 – 0.51 – 15° – 15° Microchip Technology Drawing C04-065B © 2007 Microchip Technology Inc. ...
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... Dimensions D and E1 do not include mold flash or protrusions. Mold flash or protrusions shall not exceed 0.15 mm per side. 3. Dimensioning and tolerancing per ASME Y14.5M. BSC: Basic Dimension. Theoretically exact value shown without tolerances. REF: Reference Dimension, usually without tolerance, for information purposes only. © 2007 Microchip Technology Inc ...
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... D .735 L .115 c .008 b1 .045 b .014 eB – NOM MAX 16 – .210 .130 .195 – – .310 .325 .250 .280 .755 .775 .130 .150 .010 .015 .060 .070 .018 .022 – .430 Microchip Technology Drawing C04-017B © 2007 Microchip Technology Inc. ...
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... Dimensions D and E1 do not include mold flash or protrusions. Mold flash or protrusions shall not exceed 0.15 mm per side. 4. Dimensioning and tolerancing per ASME Y14.5M. BSC: Basic Dimension. Theoretically exact value shown without tolerances. REF: Reference Dimension, usually without tolerance, for information purposes only. © 2007 Microchip Technology Inc α ...
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... MCP3302/04 NOTES: DS21697C-page 34 © 2007 Microchip Technology Inc. ...
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... APPENDIX A: REVISION HISTORY Revision C (January 2007) This revision includes updates to the packaging diagrams. © 2007 Microchip Technology Inc. MCP3302/04 DS21697C-page 35 ...
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... MCP3302/04 NOTES: DS21697C-page 36 © 2007 Microchip Technology Inc. ...
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... Device Grade Temperature Range Device: MCP3302: 13-Bit Serial A/D Converter MCP3302T: 13-Bit Serial A/D Converter (Tape and Reel) MCP3304: 13-Bit Serial A/D Converter MCP3304T: 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: ...
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... MCP3302/04 NOTES: DS21697C-page 38 © 2007 Microchip Technology Inc. ...
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... Select Mode, Smart Serial, SmartTel, Total Endurance, UNI/O, 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. © 2007, Microchip Technology Incorporated, Printed in the U ...
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... 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 © 2007 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 ...