MC33991DW データシートの表示（PDF） - Freescale Semiconductor

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MC33991DW

Gauge Driver Integrated Circuit

Freescale Semiconductor 

ELECTRICAL CHARACTERISTICS

STATIC ELECTRICAL CHARACTERISTICS

Table 3. Static Electrical Characteristics (continued)

(Characteristics noted under conditions 4.75 V < VDD < 5.25 V, -40°C < TJ < 150°C, unless otherwise noted)

Characteristic

Symbol

Min

Typ

Max

Unit

POWER OUTPUT AND CLOCK TIMINGS

SIN, COS Output Turn ON delay Time (time from rising CS enabling

outputs to steady state coil voltages and currents) (12)

TDHY(ON)

—

—

1.0

mS

SIN, COS Output Turn OFF delay Time (time from rising CS disables

outputs to steady state coil voltages and currents) (12)

TDHY(OFF)

—

—

1.0

mS

Uncalibrated Oscillator Cycle Time

TCLU

0.65

1.0

1.7

µS

Calibrated Oscillator Cycle Time (Cal pulse = 8 µs, PECR D4 is logic 0)

TCLC

1.0

1.1

1.2

µS

Calibrated Oscillator Cycle Time (Cal pulse = 8 µs, PECR D4 is logic 1)

TCLC

0.9

Maximum Pointer Speed (13)

VMAX

—

Maximum Pointer Acceleration (13)

AMAX

—

1.0

1.1

µS

—

400

°C

—

4500

°C2

Notes

12. Maximum specified time for the 33991 is the minimum guaranteed time needed from the micro.

13. The minimum and maximum value will vary proportionally to the internal clock tolerance. These are not 100 percent tested.

Analog Integrated Circuit Device Data

Freescale Semiconductor

33991

9

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