MAX14998ETO+ Maxim Integrated Products, MAX14998ETO+ Datasheet
MAX14998ETO+
Specifications of MAX14998ETO+
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MAX14998ETO+ Summary of contents
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... Digital Panel Meters Hand-Held Meters Digital Voltmeters Digital Multimeters Pin Configurations appear at end of data sheet. ________________________________________________________________ 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. ♦ High Resolution MAX1447/MAX1498: 4.5 Digits (±19,999 Count) MAX1496: 3.5 Digits (± ...
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Single-Chip ADCs with LED Drivers ABSOLUTE MAXIMUM RATINGS AV to GND (MAX1447/MAX1498) ........................-0. GND (MAX1447/MAX1498)........................-0.3V to +6V DD AIN+, AIN- to GND (MAX1447/MAX1498) ......................VNEG to (AV REF+, REF- to GND (MAX1447/MAX1498) ..................... ...
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Single-Chip ADCs ELECTRICAL CHARACTERISTICS (continued) ( +2.7V to +5.25V, GND = 0.1µ 0.1µF. Internal clock mode, unless otherwise noted. All specifications ...
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Single-Chip ADCs with LED Drivers ELECTRICAL CHARACTERISTICS (continued) ( +2.7V to +5.25V, GND = 0.1µ 0.1µF. Internal clock mode, unless otherwise ...
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Single-Chip ADCs ELECTRICAL CHARACTERISTICS (continued) ( +2.7V to +5.25V, GND = 0.1µ 0.1µF. Internal clock mode, unless otherwise noted. All specifications ...
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Single-Chip ADCs with LED Drivers ( +2.7V to +5.25V, GND = 0, GLED = 0, external reference mode, REF+ = 2.048V, REF- = GND LED RANGE = ...
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Single-Chip ADCs ( +2.7V to +5.25V, GND = 0, GLED = 0, external reference mode, REF+ = 2.048V, REF- = GND LED RANGE = 1, internal clock ...
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Single-Chip ADCs with LED Drivers ( +2.7V to +5.25V, GND = 0, GLED = 0, external reference mode, REF+ = 2.048V, REF- = GND LED RANGE = ...
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Single-Chip ADCs PIN NAME MAX1447/ MAX1496 MAX1498 1 31 VNEG -2.5V Charge-Pump Voltage Output. Connect a 0.1µF capacitor to GND. Negative Reference Voltage Input. For internal-reference operation, connect REF- to GND. For external-reference operation, bypass REF- to ...
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Single-Chip ADCs with LED Drivers PIN NAME MAX1447/ MAX1496 MAX1498 19 18 DIG3 Digit 3 Driver 20 20 SEGA Segment A Driver 21 21 SEGB Segment B Driver 22 22 SEGC Segment C Driver 23 23 SEGD ...
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Single-Chip ADCs +2.5V AIN+ AIN- INPUT BUFFERS REF+ REF- -2.5V Figure 1. MAX1447/MAX1498 Functional Diagram The MAX1447/MAX1496/MAX1498 perform analog-to- digital conversions using a single-bit, 3rd-order, sigma- delta modulator. The sigma-delta modulator converts the ...
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Single-Chip ADCs with LED Drivers 0 -40 -80 -120 -160 -200 FREQUENCY (Hz) Figure 2. Frequency Response of the SINC and 60Hz) Filter Characteristics Figure 2 shows the filter frequency response. The ...
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Single-Chip ADCs SEGDP SEGG SEGF SEGE SEGD SEGC SEGB SEGA DIGIT Figure 5. Two-Digit Common-Cathode Configuration DIGIT 4 (MSD) ...
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Single-Chip ADCs with LED Drivers Decimal-Point Control The MAX1447/MAX1496/MAX1498 allow for full deci- mal-point control and feature leading-zero suppression. Use the DPON, DPSET1, and DPSET2 bits in the con- trol register to set the value of the ...
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Single-Chip ADCs For external-reference operation, set INTREF to GND. REF+ and REF- are fully differential. For a valid exter- nal-reference input, V must be greater than V REF+ Bypass REF+ and REF- with a 0.1µF or greater ...
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Single-Chip ADCs with LED Drivers The MAX1447/MAX1496/MAX1498 feature data-hold circuitry. When activated (HOLD is set to AV MAX1447/MAX1498 for the MAX1496), the DD device holds the current reading on the LED. Strain-Gauge Measurement Connect ...
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Single-Chip ADCs The transfer function for the MAX1496 with AIN+ - AIN- ≥ 0, RANGE = GND is: V − AIN = COUNT 1 024 . V − REF The ...
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Single-Chip ADCs with LED Drivers Selecting Segment Current A resistor from ISET to ground sets the current for each LED segment. See Table 5 for more detail. Use the fol- lowing formula to set the segment current: ...
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Single-Chip ADCs ( max = (+125°C) - (+85°C) = +40° (max) = +40°C /+105.3°C/W = 380mW (VLED - [380mW - (5.25V x 2mA) - 5.25V x DIODE 1.080mA] / ...
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Single-Chip ADCs with LED Drivers V IN 10µF 0.1µF 0.1µF L ISO 2.7V TO 10µF 5.25V V IN 10µF 0.1µF 2.7V TO 5.25V 20 ______________________________________________________________________________________ SEGA–SEGDP AIN+ SEGMENT CONNECTIONS AIN- VLED MAX1447 DV DD MAX1498 AV DD ...
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Single-Chip ADCs TOP VIEW VNEG 1 REF- 2 REF AIN+ 5 AIN- MAX1496 6 I SET GND INTREF 9 RANGE 10 DPSET1 11 DPSET2 12 PEAK 13 HOLD 14 SSOP/PDIP Chip ...
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Single-Chip ADCs with LED Drivers (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information www.maxim-ic.com/packages.) 22 ______________________________________________________________________________________ Package Information ...
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Single-Chip ADCs (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information www.maxim-ic.com/packages NOTES: 1. D&E DO NOT INCLUDE ...
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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. 24 ____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 © 2004 Maxim Integrated Products Package Information (continued) ...