ML2281BCP Micro Linear, ML2281BCP Datasheet
ML2281BCP
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ML2281BCP Summary of contents
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GENERAL DESCRIPTION The ML2281 family are 8-bit successive approximation A/D converters with serial I/O and configurable input multiplexers with input channels. All errors of the sample-and-hold, incorporated on the ML2281 family are accounted for in the analog-to-digital ...
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ML2281, ML2282, ML2284, ML2288 PIN CONFIGURATION ML2281 Single Differential Input 8-Pin DIP IN IN– GND 4 5 TOP VIEW ML2281 8-Pin SOIC IN ...
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PIN DESCRIPTION NAME FUNCTION V Positive supply. 5V ± 10% CC DGND Digital ground. 0 volts. All digital inputs and outputs are referenced to this point. AGND Analog ground. The negative reference voltage for A/D converter. CH0-7, Analog inputs. Digitally ...
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ML2281, ML2282, ML2284, ML2288 ABSOLUTE MAXIMUM RATINGS Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied. Current into V+ ...................................................... 15mA ...
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ELECTRICAL CHARACTERISTICS SYMBOL PARAMETER CONDITIONS CONVERTER AND MULTIPLEXER CHARACTERISTICS (CONTINUED) I Off Channel On channel = V OFF Leakage Current Off channel = 0V (Notes channel = 0V Off channel = V (Notes ...
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ML2281, ML2282, ML2284, ML2288 ELECTRICAL CHARACTERISTICS SYMBOL PARAMETER AC ELECTRICAL CHARACTERISTICS f Clock Frequency CLK t Sample-and-Hold Acquisition ACQ t Conversion Time C SNR Signal to Noise Ratio ML2281 THD Total Harmonic Distortion ML2281 IMD Intermodulation Distortion ML2281 Clock Duty ...
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DATA OUTPUT DATA OUTPUT C L Figure 1. High Impedance Test Circuits and Waveforms Data Input Timing CLK t SET- SET-UP t HOLD t HOLD DATA ...
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ML2281, ML2282, ML2284, ML2288 CLOCK (CLK) CHIP SELECT (CS) DATA OUT (DO) SAMPLE & HOLD ACQUISITION (t ACQ CLOCK (CLK) t SET-UP CHIP SELECT (CS) ADDRESS MUX START ODD/ BIT SIGN DATA IN (DI) SGL/DIF DATA ...
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CLOCK (CLK) t SET-UP CHIP SELECT (CS) ADDRESS MUX START ODD/ SELECT BIT SIGN BIT 0 DATA IN (DI) SGL/DIF SELECT BIT 1 SAR STATUS (SARS) HI “0” DATA OUT (DO) HI-Z SE ...
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ML2281, ML2282, ML2284, ML2288 1 0.75 0.5 125 C – 0. REF ( Figure 4. Linearity Error 1.333MHz CLK 0.75 ...
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DI 5-BIT SHIFT-REGISTER ODD/ START SGL/DIF SIGN 16 CLK MUX V CC ADDRESS 1 CH0* 2 CH1* 3 CH2 4 CH3 5 CH4* 6 CH5* 7 CH6* 8 CH7* 9 COM REF ...
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ML2281, ML2282, ML2284, ML2288 FUNCTIONAL DESCRIPTION MULTIPLEXER ADDRESSING The design of these converters utilizes a sample data comparator structure which provides for a differential analog input to be converted by a successive approximation routine. The actual voltage converted is always ...
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SINGLE-ENDED MUX MODE M UX ADDRESS SGL/DIF ODD/SIGN DIFFERENTIAL MUX MODE M UX ADDRESS SGL/DIF ODD/SIGN – Table 3. ML2282 MUX Addressing 2 Single-Ended or 1 Differential Channel ...
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ML2281, ML2282, ML2284, ML2288 REFERENCE The voltage applied to the reference input to these converters defines the voltage span of the analog input (the difference between V and V IN MAX the 256 possible output codes apply. The devices can ...
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ZERO ERROR ADJUSTMENT The zero of the A/D does not require adjustment. If the minimum analog input voltage value zero offset can be done. The converter can be made to output 00000000 digital code for this minimum input ...
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ML2281, ML2282, ML2284, ML2288 APPLICATIONS START LOOP 1: ZERO: ONE: CONT: LOOP 2: RETI PULSE: 16 CH0 CLK P1 2 ML2288 8051 CH7 8051 Interface and Controlling Software MNEMONIC INSTRUCTION ANL ...
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APPLICATIONS (Continued 10k 0.01 F CLK 10k CLOSE TO START THE 0.001 F A/D CONVERSION CLOCK GENERATOR ML2281, ML2282, ML2284, ML2288 51k ( CLK INT CLK 2 INPUT SHIFT REGISTER CLK 1 + ...
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ML2281, ML2282, ML2284, ML2288 T A LM335 (+) ML2281 10k V V (–) T MIN REF IN A ADJ. Low-Cost Remote Temperature Sensor 10k T ...
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APPLICATIONS (Continued ( (+) ML2281 1k V (– REF 3V + SETS ZERO 1 F 330 CODE VOLTAGE 1k 2V 2.7k DC ZERO ADJ. ...
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ML2281, ML2282, ML2284, ML2288 APPLICATIONS (Continued – > 2.5V 2.5V – REF ML2281 CONTROLLER PERFORMS A ROUTINE TO DETERMINE WHICH INPUT POLARITY PROVIDES A NON-ZERO OUTPUT CODE. THIS INFORMATION PROVIDES THE EXTRA BITS. ...
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APPLICATIONS (Continued) 4mA–20mA + 10 F LM385–2.5V LM385–2.5V 10k CLK 10k CS 10k DI ML2281, ML2282, ML2284, ML2288 100k 1N4148 1/6 74HC14 100 1000pF 24k 6.2k 200k V CC +IN CLK 47 F ML2281 CS –IN 10k OPTO COUPLER 3 ...
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ML2281, ML2282, ML2284, ML2288 APPLICATIONS (Continued) ML2281 CLK – CLK START CS FSR HI START LS193 LOAD B0 COUNT DOWN 5V CLK Sampling ...
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PHYSICAL DIMMENSIONS 0.020 MIN (0.51 MIN) (4 PLACES) 0.170 MAX (4.32 MAX) 0.125 MIN (3.18 MIN) 0.017 - 0.027 (0.43 - 0.69) (4 PLACES) 0.012 - 0.020 0.055 - 0.061 (1.40 - 1.55) ML2281, ML2282, ML2284, ML2288 inches (millimeters) Package: ...
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ML2281, ML2282, ML2284, ML2288 PHYSICAL DIMMENSIONS 14 PIN 0.070 MIN (1.77 MIN) (4 PLACES) 0.170 MAX (4.32 MAX) 0.125 MIN (3.18 MIN 0.017 - 0.027 (0.43 - 0.69) (4 PLACES) 0.012 - 0.020 0.055 - ...
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PHYSICAL DIMMENSIONS 20 PIN 0.060 MIN (1.52 MIN) (4 PLACES) 0.170 MAX (4.32 MAX) 0.125 MIN (3.18 MIN) 0.385 - 0.395 (9.78 - 10.03) 0.350 - 0.356 (8.89 - 9.04) 1 PIN 1 ID 0.042 - 0.048 ...
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... ML2281, ML2282, ML2284, ML2288 ORDERING INFORMATION ALTERNATE PART NUMBER PART NUMBER SINGLE ANALOG INPUT, 8-PIN PACKAGE ML2281BIP (Obsolete) ADC0831CCN ML2281BCP ADC0831BCN ML2281BCS (Obsolete — ML2281CIP (End of Life) ADC0831BCN ML2281CCP (End of Life) ADC0831CCN ML2281CCS (End of Life) — TWO ANALOG INPUTS, 8-PIN PACKAGE ...