MAX1454AUE+ by Analog Devices

Precision Sensor Signal Conditioner with Overvoltage Protection


The MAX1454 is a highly integrated analog sensor signal conditioner targeted for automotive applications. The device provides amplification, calibration, and temperature compensation to enable an overall performance approaching the inherent repeatability of the sensor. The fully analog signal path introduces no quantization noise in the output signal while enabling digitally controlled trimming of the output. Offset and span are calibrated with integrated 16-bit DACs, allowing sensors to be truly interchangeable. The device architecture includes a programmable sensor excitation, a 32-step programmable-gain amplifier (PGA), a 2K x 8 bits internal flash memory, four 16-bit DACs, and an on-chip temperature sensor. In addition to offset and span compensation, the device provides a unique temperature-compensation method for offset TC and FSO TC to provide a remarkable degree of flexibility while minimizing manufacturing costs. The device is packaged in a 16-pin TSSOP and covers the automotive AEC-Q100 Grade 1 temperature range of -40°C to +125°C.

Where to Buy

Prices starting from US$3.98

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Features

Complete Signal Conditioning in a Single IC Package Provides Amplification, Calibration, and Temperature Compensation Accommodates Sensor Output Sensitivities from 1mV/V to 200mV/V Overvoltage Protection to 45V Reverse-Voltage Protection to 45V
Provides Amplification, Calibration, and Temperature Compensation
Accommodates Sensor Output Sensitivities from 1mV/V to 200mV/V
Overvoltage Protection to 45V
Reverse-Voltage Protection to 45V
High-Precision Compensation Reduces Downstream Circuit Complexity Fully Analog Signal Path 16-Bit Offset and Span-Calibration Resolution On-Chip Lookup Table Supports Multipoint Calibration Temperature Correction
Fully Analog Signal Path
16-Bit Offset and Span-Calibration Resolution
On-Chip Lookup Table Supports Multipoint Calibration Temperature Correction
Supports Both Current and Voltage-Bridge Excitation
Fast 85µs Step Response
Sensor Fault Detection
Simple PCB Layout
Single-Pin Digital Programming
No External Trim Components Required

Specifications

Sensing Element PRTResistive BridgeStrain Gauge
PGA Gain 6 to 2048 (32 gains)
Calibration Method Internal DACs updated from internal EEPROM
Accuracy (%FSO) (max) 0.1
Output Type Analog
ICC (mA) (typ) 2.5
IBRIDGE (mA) 0.1 to 2.5
DACs/ADCs 16-bit ADC
VSUPPLY (V) 3 to 5.5
Package/Pins TSSOP HYBRID/16
BudgetaryPrice (See Notes) 3.72


MAX1454AUE+ Semiconductors - ICs by Analog Devices

SENSOR SIGNAL CONDITIONER TSSOP-16

Status: Unknown
Series: -
RoHS: Unknown
Download Datasheet Visit Manufacturer Site View Pricing & Stock

Specifications

Bandwidth -
Supply Voltage Min 3V
Supply Voltage Max 5.5V
Amplifier Case Style TSSOP
No. of Pins 16Pins
Operating Temperature Min -40°C
Operating Temperature Max 125°C
Product Range -
Automotive Qualification Standard -
RoHS Phthalates Compliant To Be Advised
MSL MSL 1 - Unlimited
SVHC No SVHC (15-Jan-2018)

Alternative Descriptions

Low Power Sensor Signal Condit | Analog Devices
Signal Conditioner, 125Deg C, Tssop-16 | Newark Electronics
SENSOR SIGNAL CONDITIONER, TSSOP-16 | element14

Frequently Asked Questions

Where can I find additional details, specifications and documents for a MAX1454AUE+ ?

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Is the MAX1454AUE+ RoHS compliant?

This part has not been flagged as RoHS Compliant.

Which authorised distributors for MAX1454AUE+ have stock available?

Authorised distributors including Analog Devices, Newark Electronics, element14 and Farnell have stock available or on a lead time for MAX1454AUE+ .

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