ml2280 Microsemi Corporation, ml2280 Datasheet
ml2280
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ml2280 Summary of contents
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... Analog input protection: 25mA (min) per input Differential analog voltage inputs (ML2280) Programmable multiplexer with differential or single ended analog inputs (ML2283) 0.3" width 8- or 14-pin DIP, or 8-Pin SOIC (ML2280) Superior pin-compatible replacement for ADC0833 * This Part Is Obsolete ** This Part Is End Of Life As Of August 1, 2000 ...
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... ML2280, ML2283 PIN CONFIGURATION ML2280 Single Differential Input 8-Pin PDIP CLK – GND 4 5 REF/2 TOP VIEW 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. ...
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... Dual-In-Line Package (Molded) .......................... 260°C Dual-In-Line Package (Ceramic) ......................... 300°C OPERATING CONDITIONS Supply Voltage, V Temperature Range (Note 2) ................. T +7V ML2280 BIP, ML2283 BIP ...................... –40°C to 85°C CC +0.3V CC ML2280 CIP, ML2283 CIP ML2280 BCP, ML2283 BCP ...................... 0°C to 70°C ML2280 CCP, ML2283 CCP ...
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... ML2280, ML2283 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 Channel On channel = 0V ON Leakage Current Off channel = V (Notes channel = V Off channel = 0V (Notes 4, 8) ...
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... GND < > supply. Be careful, during testing at low does not exceed the supply voltage by more than 50mV, the output code will IN REF = 30kHz, 5V sine (f IN SAMPLING ML2280, ML2283 TYP MIN NOTE 3 MAX 10 1333 1 –60 – ...
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... ML2280, ML2283 DATA OUTPUT DATA OUTPUT C L Figure 1. High Impedance Test Circuits and Waveforms Data Input Timing CLK t SET- HOLD DATA IN (DI) CLK GND AND SARS OUTPUTS GND GND ...
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... ML2280 Timing SET- HI (MSB) *LSB FIRST OUTPUT NOT AVAILABLE ON ML2280 ML2283 Timing OUTPUT DATA BIT 0 DON’T CARE (DI DISABLED UNTIL NEXT CONVERSION A/D CONVERSION IN PROCESS MSB FIRST DATA ...
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... ML2280, ML2283 1 0.75 0.5 125 C – 0. REF ( Figure 4. Linearity Error 1 REF 0.75 0.5 125 C – 0.01 0.1 CLOCK FREQUENCY (MHz) Figure 3. Linearity Error 1.333MHz CLK CLK START FSR DO Voltage Figure 5. Unadjusted Offset Error vs V ...
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... TO INTERNAL V CC CIRCUITRY INPUT V SHUNT INTERNAL DGND* 17 REGULATOR 18 CIRCUITS 8 INPUT PROTECTION—ALL LOGIC INPUTS AGND* * SOME OF THESE FUNCTIONS/PINS ARE NOT AVAILABLE WITH ML2280 SELECT – TIME DELAY DSTART 2 + MUX – COMP SAR ...
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... This programmability is illustrated by the MUX addressing codes shown in Table 1. The MUX address is shifted into the converter via the DI input. Since the ML2280 contains only one differential input channel with a fixed polarity assignment, it does not require addressing. Since the input configuration is under software control, it can be modified, as required, at each conversion ...
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... FULL-SCALE NOTE: NO EXTERNAL BIASING RESISTOR NEENED IF: V REFERENCE The ML2280 and ML2283 are intended primarily for use in circuits requiring absolute accuracy. In this type of system, the analog inputs vary between very specific voltage limits and the reference voltage for the A/D converter must remain stable with time and temperature ...
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... The ML2280 and ML2283 have a true sample and hold circuit which samples both “+” and “–” inputs simultaneously ...
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... V+ and GND. When the shunt regulator is not used, V+ pin should be either left floating or tied to GND. The temperature coefficient of the regulator is –22mV/° 15mA Figure 10. I-V Characteristic of the Shunt Regulator ML2280, ML2283 1 SLOPE = 35k V+ 5.5V 6.9V 13 ...
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... ML2280, ML2283 APPLICATIONS START: LOOP 1: RRC ZERO: ONE: CONT: LOOP 2: ACALL RETI PULSE: 14 CH0 CLK P1 2 ML2283 8051 CH3 8051 Interface and Controlling Software MNEMONIC INSTRUCTION ANL P1, #0F7H ;SELECT A/D ( MOV B, #5 ;BIT COUNTER MOV A, #ADDR ;A MUX BIT A ...
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... CLR 7 GND OUTPUT SHIFT REGISTER 8 CLK CLK Q H CLK CLK 1.3k (8) 1/2 74HC74 MSB DATA DISPLAY ML2283 “Stand-Alone” or Evaluation Circuit ML2280, ML2283 MUX ADDRESS 5V DC START BIT SGL/DIF GND 7 DO 74HC165 ...
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... ML2280, ML2283 APPLICATIONS (Continued) V (+) V R SET ML2283 5V DC 10k V V (–) T MIN REF ADJ. Low-Cost Remote Temperature Sensor 100 ZERO ADJ. 120k XDR 15V + – –15V 7. MAX A ADJ. 0.1 I (2A FULL-SCALE) LOAD ...
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... SETS ZERO + CODE VOLTAGE 1.2V 2. Zero-Shift and Span Adjust 330 10V 6. GAIN – DUAL 1.3k 10k 1M + – DUAL 20k 1M 10k OFFSET 20k Digital Load Cell ML2280, ML2283 (+) 330 10 F 10k FS ML2280 ADJ. 1k SETS V (–) V VOLTAGE SPAN IN REF/2 1 ...
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... START CS FSR HI START LS193 LOAD B0 COUNT DOWN 5V CLK Sampling Rate 111kHz, Data Rate 1.33MHz Interfacing ML2280 to TMS320 Series TMS320 SERIES DSP FSR CLK HI ...
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... MIN (0.38 MIN) 0.016 - 0.020 0º - 15º (0.40 - 0.51) SEATING PLANE Package: S08 8-Pin SOIC 0.189 - 0.199 (4.80 - 5.06) 8 0.148 - 0.158 0.228 - 0.244 PIN 1 ID (3.76 - 4.01) (5.79 - 6.20) 1 0.050 BSC (1.27 BSC) 0.059 - 0.069 (1.49 - 1.75) 0º - 8º 0.012 - 0.020 0.015 - 0.035 0.004 - 0.010 (0.30 - 0.51) (0.38 - 0.89) (0.10 - 0.26) SEATING PLANE ML2280, ML2283 0.008 - 0.012 (0.20 - 0.31) 0.006 - 0.010 (0.15 - 0.26) 19 ...
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... ORDERING INFORMATION ALTERNATE PART NUMBER PART NUMBER SINGLE ANALOG INPUT, 8-PIN PACKAGE ML2280BIP (Obs) ML2280BIS (Obs) ML2280BCP (Obs) ML2280BCS (Obs) ML2280CIP (Obs) ML2280CIS (Obs) ML2280CCP (Obs) ML2280CCS (Obs) TWO ANALOG INPUTS, 14-PIN PACKAGE ML2283BIP (Obs) ADC0833CCN ML2283BCP (Obs) ADC0833BCN ML2283CIP (Obs) ADC0833BCN ...