TLE4998P8D Grade1

Overview

Technical Product Description

7

Revision 1.0, 2014-05-21

1Overview

Figure 1-1

SMD package PG-TDSO-8-2 for the TLE4998P8D

1.1

Features

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Integration of two individual programmable Linear Hall sensor IC’s with PWM open-drain output signal

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20-bit Digital Signal Processing

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Digital temperature and stress compensation

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12-bit overall resolution

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Operating automotive temperature range -40°C to 125°C

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Minimal drift of output signal over temperature and lifetime

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Programmable parameters stored in EEPROM with single bit error correction:

– PWM output frequency

– Magnetic range and magnetic sensitivity (gain), polarity of the output slope

– Offset

– Bandwidth

– Clamping levels

– Customer temperature compensation coefficients for all common magnets

– Memory lock

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Re-programmable until memory lock

•

Supply voltage 4.5 - 5.5 V (4.1 - 16 V extended range)

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Operation between -200 mT and +200 mT within three ranges

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Reverse-polarity and overvoltage protection for all pins

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Output short-circuit protection

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On-board diagnostics (overvoltage, EEPROM error)

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Digital readout of the magnetic field and internal temperature in calibration mode

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Programming and operation of multiple sensors with common power supply

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Two-point calibration of magnetic transfer function without iteration steps

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High immunity against mechanical stress, EMC, ESD

Characteristic

Supply Voltage

Supply Current

Sensitivity Range

Interface

Temperature

Programmable

Dual Die

Linear Hall

Sensor

4.5~5.5 V

6 mA

±50mT

±100mT

±200mT

PWM

Open Drain

Output

-40°C to 125°C

Table 1-1

Ordering Information

Product Name

Marking

Ordering Code

Package

TLE4998P8D

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PG-TDSO-8-2