MAX1367ECM+T Maxim Integrated Products, MAX1367ECM+T Datasheet
MAX1367ECM+T
Specifications of MAX1367ECM+T
Related parts for MAX1367ECM+T
MAX1367ECM+T Summary of contents
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... Digital Voltmeters Industrial Process Control Pin Configuration appears at end of datasheet. Typical Operating Circuits appear at end of datasheet. ________________________________________________________________ Maxim Integrated Products For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at 1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com. with 4–20mA Output ♦ Stand-Alone, Digital Panel Meter 20-Bit Sigma-Delta ADC 4.5-Digit Resolution (± ...
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Stand-Alone, 4.5-/3.5-Digit Panel Meters with 4–20mA Output ABSOLUTE MAXIMUM RATINGS AV DV DD, DD .................................................................... AIN+, AIN-, REF+, REF-.........................V REG_FORCE, CMP, DAC_VDD, DACVOUT, CONV_IN, 4-20OUT .............................-0.3V to (AV EN_BPM, EN_I, REFSELE, DACDATA_SEL, INTREF, RANGE, DPSET1, DPSET2, HOLD, PEAK, DPON, CS_DAC...............................................-0.3V ...
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Stand-Alone, 4.5-/3.5-Digit Panel Meters ELECTRICAL CHARACTERISTICS (continued) ( DAC_VDD = +2.7V to +5.25V, GND = reference), 4-20OUT = 7V, V REG_AMP noted. All specifications are MIN PARAMETER SYMBOL ...
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Stand-Alone, 4.5-/3.5-Digit Panel Meters with 4–20mA Output ELECTRICAL CHARACTERISTICS (continued) ( DAC_VDD = +2.7V to +5.25V, GND = reference), 4-20OUT = 7V +5.0V, C REG_AMP noted. All specifications are at T ...
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Stand-Alone, 4.5-/3.5-Digit Panel Meters ELECTRICAL CHARACTERISTICS (continued) ( DAC_VDD = +2.7V to +5.25V, GND = reference), 4-20OUT = 7V, V REG_AMP noted. All specifications are MIN PARAMETER SYMBOL ...
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Stand-Alone, 4.5-/3.5-Digit Panel Meters with 4–20mA Output ( +5V +5.0V, GND = 0, LEDG = 0, V VDD VDD DAC_VDD ence 7V 0.1µF, C EXT REF+ REF- wise noted.) ...
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Stand-Alone, 4.5-/3.5-Digit Panel Meters ( +5V +5.0V, GND = 0, LEDG = 0, V VDD VDD DAC_VDD ence 7V 0.1µF, C EXT REF+ REF- wise noted.) INTERNAL REFERENCE VOLTAGE ...
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Stand-Alone, 4.5-/3.5-Digit Panel Meters with 4–20mA Output ( +5V +5.0V, GND = 0, LEDG = 0, V VDD VDD DAC_VDD ence 7V 0.1µF, C EXT REF+ REF- wise noted.) ...
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Stand-Alone, 4.5-/3.5-Digit Panel Meters PIN NAME Positive Analog Input. Positive side of fully differential analog input. Bypass AIN+ to GND with a 1 AIN+ 0.1µF or greater capacitor. Negative Analog Input. Negative side of fully differential analog input. Bypass AIN- ...
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Stand-Alone, 4.5-/3.5-Digit Panel Meters with 4–20mA Output PIN NAME Hold Logic Input. Connect HOLD to DV HOLD to GND to update the LED at a rate of 2.5Hz and disable the hold function. Placing the 26 HOLD device into hold ...
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Stand-Alone, 4.5-/3.5-Digit Panel Meters AV DV INTREF DD DD +2.5V AIN+ AIN- INPUT BUFFER REF+ REF- -2.5V CHARGE NEGV -2.5V PUMP MAX1365 MAX1367 Detailed Description The MAX1365/MAX1367 low-power, highly integrated ADCs with LED drivers convert a ±2V differential input voltage ...
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Stand-Alone, 4.5-/3.5-Digit Panel Meters with 4–20mA Output signal into a digital pulse train whose average duty cycle represents the digitized signal information. The modulator quantizes the input signal at a much higher sample rate than the bandwidth of the input. ...
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Stand-Alone, 4.5-/3.5-Digit Panel Meters DIGIT 4 DIGIT 3 DIGIT 2 Figure 2. Segment Connection for the MAX1365 ...
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Stand-Alone, 4.5-/3.5-Digit Panel Meters with 4–20mA Output SEGDP SEGG SEGF SEGE SEGD SEGC SEGB SEGA Figure 4. 2-Digit Common-Cathode Configuration DIGIT 4 (MSD) DIGIT 3 DIGIT 2 DIGIT 1 DIGIT 0 (LSD) DATA Figure 5. LED Voltage Waveform The MAX1365/MAX1367 ...
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Stand-Alone, 4.5-/3.5-Digit Panel Meters Table 5. Current Output Table ANALOG INPUT UNIPOLAR MODE (EN_I = LOW) Negative Full Scale Positive Full Scale 16 ACTIVE GAUGE DUMMY GAUGE Figure 6. Strain-Gauge Application with the MAX1365/MAX1367 Set EN_BPM high ...
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Stand-Alone, 4.5-/3.5-Digit Panel Meters with 4–20mA Output During these 6s, the MAX1365 displays 1.2V to 1.5V when a stable reference is detected valid refer- ence is not found, the MAX1365 times out after 6s and begins enhanced offset ...
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Stand-Alone, 4.5-/3.5-Digit Panel Meters LED 19,999 -19,999 - -100µV 100µV 0 -2V ANALOG INPUT VOLTAGE Figure 7. MAX1365 Transfer Function—±2V Range ...
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Stand-Alone, 4.5-/3.5-Digit Panel Meters with 4–20mA Output UNIPOLAR : BIPLOLAR : ADC OUTPUT CODE FS = FULL SCALE Figure 11. DAC Output Voltage vs. ADC Output Code CURRENT OFFSET ENABLED (EN_I = 1) 20 ...
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Stand-Alone, 4.5-/3.5-Digit Panel Meters The transfer function for the MAX1367 with AIN+ - AIN- ≥ 0 and RANGE = DV is: DD + − AIN AIN = ( ) 7 COUNT 1 024 . + ...
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Stand-Alone, 4.5-/3.5-Digit Panel Meters with 4–20mA Output However, if the LEDs used have a higher forward voltage drop than 2.2V, the supply voltage must be raised accordingly to ensure that the driver always has at least 0.8V headroom. For a ...
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Stand-Alone, 4.5-/3.5-Digit Panel Meters Power-Supply Rejection (PSR)—ADC PSR is a measure of the data converter’s level of immu- nity to power-supply fluctuations. PSR assumes that the converter’s linearity is unaffected by changes in the power-supply voltage. Power-supply rejection ratio (PSRR) ...
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Stand-Alone, 4.5-/3.5-Digit Panel Meters with 4–20mA Output V EXT 30V 0.1µF DEPLETION- MODE FET 4.75V TO 5.25V 4-20mA/0 TO 16mA CURRENT-LOOP OUTPUT 4-20mA PLC INPUT R L ADC 0.1µF 10µF 10µF L ISO 0.1µF 2.7V TO 10µF ...
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Stand-Alone, 4.5-/3.5-Digit Panel Meters SEGA–SEGDP AIN+ V SEGMENT EXT 30V CONNECTIONS AIN- 0.1µF CMP DEPLETION- MODE REG_FORCE FET REG_VDD REG_AMP 4.75V TO 5.25V 4-20OUT 4-20mA/0 TO 16mA CURRENT-LOOP OUTPUT 4-20mA PLC INPUT R ADC L LEDV ...
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Stand-Alone, 4.5-/3.5-Digit Panel Meters with 4–20mA Output TOP VIEW LEDV SEGC SEGD SEGE SEGF SEGG SEGDP LED_EN NEGV DPON REF- REF+ 24 ______________________________________________________________________________________ ...
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... Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 ____________________ 25 © 2006 Maxim Integrated Products with 4– ...