TLE4942-1 datasheet(13/32 Pages) INFINEON

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TLE4942-1

TLE4942-1C

Data Sheet

V3.1, 2005-02

Magnetic edges required

for offset calibration 2)

DZ-calibration

––6 2)

magn.

edges

7th edge correct 3)

in rare cases

(see Appendix B)

DZ-calibration-

rare

––8

edges

Number of pulses in

uncalibrated mode

DZ-Startup

––5

pulses

in rare cases

(see Appendix B)

DZ-Startup-

rare

––7

pulses

Number of pulses with

invalid direction

information

∆B < ∆B

∆B > ∆B

DR-Startup

–

2 4)

pulses After

DR-Startup

pulses + 1 the

direction

information is

correct

Number of pulses with

invalid assembly bit

information

EL-Startup

––7

pulses After

EL-Startup

pulses + 1 the

assembly bit

information is

correct

Number of pulses where

the airgap warning

information is suppressed

LR-Startup

––5

pulses LR information is

provided only in

calibrated mode

Signal behavior after

undervoltage or

standstill >

Stop

Number of magnetic

edges where the first

pulse in given.

DZ-Start

–

edges Magnetic edge

according to

∆ ˆB

Limit, early startup

d,input has to be

taken into account

Shortest time delay

between pulse 0 (stop

pulse) and pulse 1

293

345

397

µs

Referencerising

edges, includes

pre low length

Table 4

Electrical Characteristics (cont’d)

All values specified at constant amplitude and offset of input signal, over

operating range, unless otherwise specified.

Typical values correspond to

CC = 12 V and TA = 25°C

Parameter

Symbol

Limit Values

Unit

Remarks

min.

typ.

max.

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