ADC128S022CIMT/NOPB National Semiconductor, ADC128S022CIMT/NOPB Datasheet
ADC128S022CIMT/NOPB
Specifications of ADC128S022CIMT/NOPB
*ADC128S022CIMT/NOPB
ADC128S022CIMT
Related parts for ADC128S022CIMT/NOPB
ADC128S022CIMT/NOPB Summary of contents
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... Operation over the extended industrial temperature range of −40°C to +105°C is guaranteed. Connection Diagram Ordering Information Order Code ADC128S022CIMT ADC128S022CIMTX ADC128S022EVAL SPI ™ trademark of Motorola, Inc. © 2011 National Semiconductor Corporation ADC128S022 Features ■ Eight input channels ■ Variable power management ■ Independent analog and digital supplies ■ ...
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Block Diagram Pin Descriptions and Equivalent Circuits Pin No. Symbol ANALOG I/O IN0 to IN7 DIGITAL I/O 16 SCLK 15 DOUT 14 DIN 1 CS POWER SUPPLY AGND 12 DGND ...
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... Absolute Maximum Ratings If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Analog Supply Voltage V A Digital Supply Voltage V D Voltage on Any Pin to GND Input Current at Any Pin (Note 3) Package Input Current(Note 3) Power Dissipation 25° ...
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Symbol Parameter THD Total Harmonic Distortion SFDR Spurious-Free Dynamic Range ENOB Effective Number of Bits ISO Channel-to-Channel Isolation Intermodulation Distortion, Second Order Terms IMD Intermodulation Distortion, Third Order Terms ANALOG INPUT CHARACTERISTICS V Input Range Leakage Current ...
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Symbol Parameter DIGITAL OUTPUT CHARACTERISTICS V Output High Voltage OH V Output Low Voltage Hi-Impedance Output Leakage Current V OZH OZL Hi-Impedance Output Capacitance C OUT (Note 7) Output Coding POWER SUPPLY CHARACTERISTICS ( ...
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ADC128S022 Timing Specifications The following specifications apply for V ksps to 200 ksps, and C = 50pF. Boldface limits apply for T L Symbol Parameter t CS Hold Time after SCLK Rising Edge CSH CS Setup Time prior to SCLK ...
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Timing Diagrams FIGURE 1. ADC128S022 Operational Timing Diagram FIGURE 2. ADC128S022 Serial Timing Diagram FIGURE 3. SCLK and CS Timing Parameters 7 20162706 20162750 www.national.com 20162751 ...
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Specification Definitions ACQUISITION TIME is the time required for the ADC to ac- quire the input voltage. During this time, the hold capacitor is charged by the input voltage. APERTURE DELAY is the time between the fourth falling edge of ...
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Typical Performance Characteristics unless otherwise stated. DNL INL DNL vs. Supply T = +25° 200 ksps SAMPLE 20162740 20162742 INL vs. Supply 20162721 9 = 3.2 MHz 39.9 kHz SCLK IN DNL 20162741 INL ...
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SNR vs. Supply ENOB vs. Supply INL vs. V with V D www.national.com 20162722 20162733 = 5 20162731 10 THD vs. Supply 20162732 DNL vs. V with 20162730 DNL vs. SCLK Duty ...
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INL vs. SCLK Duty Cycle 20162758 THD vs. SCLK Duty Cycle 20162764 DNL vs. SCLK 20162756 SNR vs. SCLK Duty Cycle ENOB vs. SCLK Duty Cycle INL vs. SCLK 11 20162761 20162752 20162759 www.national.com ...
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SNR vs. SCLK ENOB vs. SCLK INL vs. Temperature www.national.com 20162762 DNL vs. Temperature 20162753 SNR vs. Temperature 20162760 12 THD vs. SCLK 20162765 20162757 20162763 ...
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THD vs. Temperature 20162766 SNR vs. Input Frequency 20162723 ENOB vs. Input Frequency 20162725 ENOB vs. Temperature THD vs. Input Frequency Power Consumption vs. SCLK 13 20162754 20162724 20162744 www.national.com ...
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Functional Description The ADC128S022 is a successive-approximation analog-to- digital converter designed around a charge-redistribution dig- ital-to-analog converter. 1.1 ADC128S022 OPERATION Simplified schematics of the ADC128S022 in both track and hold operation are shown in Figure 4 tively. In Figure ...
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ADC automatically enters track mode and the falling edge seen as the first falling edge of SCLK. In the third condition, CS and SCLK go low simultaneously and the ADC enters track mode. While there ...
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Applications Information 2.1 TYPICAL APPLICATION CIRCUIT A typical application is shown in Figure digital supply pins are both powered in this example by the National LP2950 low-dropout voltage regulator. The analog supply is bypassed with a capacitor network located ...
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LAYOUT AND GROUNDING Capacitive coupling between the noisy digital circuitry and the sensitive analog circuitry can lead to poor performance. ...
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Physical Dimensions www.national.com inches (millimeters) unless otherwise noted 16-Lead TSSOP Order Number ADC128S022CIMT, ADC128S022CIMTX NS Package Number MTC16 18 ...
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Notes 19 www.national.com ...
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