33991 datasheet(7/36 Pages) FREESCALE

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Analog Integrated Circuit Device Data

Freescale Semiconductor

33991

ELECTRICAL CHARACTERISTICS

STATIC ELECTRICAL CHARACTERISTICS

POWER OUTPUTS

Microstep Output (measured across coil outputs)

Sin0,1, ± (Cos0,1, ±) (see 33991 Pinout)

Rout = 200

Ω

steps 6,18 (0,12)

steps 5, 7, 17,19 (1,11,13, 23)

steps 4, 8.16, 20 (2,10,14, 22)

steps 3, 9,15, 21 (3, 9,15, 21)

steps 2,10,14, 22 (4, 8,16, 20)

steps 1,11,13, 23 (5, 7,17,19)

steps 0,12 (6,18)

VST6

VST5

VST4

VST3

VST2

VST1

VST0

4.9

0.94XVST6

0.84XVST6

0.69XVST6

0.47XVST6

0.23XVST6

-0.1

5.3

0.97XVST6

0.87XVST6

0.71XVST6

0.50XVST6

0.26XVST6

6.0

1.00XVST6

0.94XVST6

0.79XVST6

0.57XVST6

0.31XVST6

0.1

Full step Active Output (measured across coil outputs)

Sin0,1, ± (Cos0,1, ±) (see Figure 4)

steps 1, 3 (0, 2)

VFS

4.9

5.3

6.0

Microstep, Full Step Output (measured from coil low side to ground)

Sin0,1, ± (Cos0,1, ±) IOUT = 30mA

VLS

0.1

0.3

Output Flyback Clamp (8)

VFB

—

VST1+0.5

VST1+1.0

Output Current Limit (Out = VSTP6)

ILIM

100

170

Over temperature Shutdown

OTSD

155

—

180

°C

Over temperature Hysteresis (8)

OTHYST

—

°C

Notes

Not 100 percent tested.

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

33991 Datasheet(PDF) 7 Page - Freescale Semiconductor, Inc

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