MAX1366
Microcontroller-Interface, 4.5-Digit Panel Meter with 4mA to 20mA Output
Serial, 4.5-Digit, LED Panel Meter with an Integrated Sigma-Delta ADC
Status
Active: In Production.
Description
The MAX1366 is a low-power, highly integrated ADC with LED drivers that convert a ±2V differential input voltage with a sigma-delta ADC and output the result to an LED.
Key Features
Applications/Uses
Microcontroller (µC)-Interface, Digital Panel Meter
4.5-Digit Resolution (±19,999 Count), 20-Bit, Sigma-Delta ADC
No Integrating/Autozeroing Capacitors
100MΩ Input Impedance
±200mV or ±2.000V Input Range
LED Display
Common-Cathode, 7-Segment LED Driver
Programmable LED Current (0 to 20mA)
2.5Hz Update Rate
Output DAC and Current Driver
±15-Bit DAC with 14-Bit Linear V/I Converter
Selectable 0 to 16mA or 4mA to 20mA Current Output
Unipolar/Bipolar Modes
±50µA Offset, ±40ppm/°C (typ)
±0.5% Gain Error, ±25ppm/°C (typ)
Separate 7V to 30V Supply for Current-Loop Output
2.7V to 5.25V ADC/DAC Supply
4.75V to 5.25V V/I Converter Supply
Internal 2.048V Reference or External Reference
48-Pin, 7mm x 7mm TQFP Package
Ordering Information
Notes:
Other options and links for purchasing parts are listed at: http://www.maxim-ic.com/sales .
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Part number suffixes: T or T&R = tape and reel;+ = RoHS/lead-free;# = RoHS/lead-exempt. More: SeeFull Data Sheet or Part Naming Conventions .
* Some packages have variations, listed on the drawing. "PkgCode/Variation" tells which variation the product uses. Note that "+", "#", "-" in the part number suffix describes RoHS status. Package drawings may show a different suffix character.
Related Products
MAX1365, MAX1367 Stand-Alone, 4.5-/3.5-Digit Panel Meters with 4–20mA Output
MAX1366, MAX1368 Microcontroller-Interface, 4.5-/3.5-Digit Panel Meters with 4-20mA Output
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Rev 0;
2005-08-19
This page last modified: 2005-08-19