34920 datasheet(8/29 Pages) FREESCALE

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Analog Integrated Circuit Device Data

Freescale Semiconductor

34920

ELECTRICAL CHARACTERISTICS

STATIC ELECTRICAL CHARACTERISTICS

Differential DC Motor Driver Output Voltage

VVB++ Rising Monotonically from 0 V to 42 V (1.0 µs < tR < 10 ms)

VVB+ Falling Monotonically from 42 V to 0 V (1.0 µs < tF < 10 ms)

VDCMD

–

4.0

DC Motor Driver Thermal Shutdown Output Voltage

IOH = 0.1 V

VOH_DCM

VVB+ -

0.5 V

–

DC Motor Driver Thermal Shutdown Junction Temperature

TJ(SHUTDOWN)

155

–

175

DC Motor Driver Thermal Enable Junction Temperature

TJ(ENABLE)

135

–

155

Equivalent Resistance

Using 2 H-Bridges in Parallel, Nom Value @ TJ = 25°C

RDS(ON)

–

0.73

–

Ω

RESET

High-State Output Voltage

IOH = -0.1 mA

VOH

VCC - 0.5 V

–

RESET

Low-State Output Voltage

VV1_FB < VV1T+

VOL

–

0.2

Input Low Voltage State

VCC + 3.3 V ±10%

VCC + 5.0 V ±5%

VIL

–

0.8

1.5

Input High-Voltage State

VCC + 3.3 V ±10%

VCC + 5.0 V ±5%

VIH

2.1

3.3

–

RESET

VV1_FB Low Threshold

Voltage at V1_FB

VV1T-

1.9

2.08

2.2

RESET

VV1_FB High Threshold

Voltage at V1_FB

VV1T+

2.05

2.23

2.35

RESET

VVB+ Low Threshold

VB+

VVB+T-

13.5

15.4

16.5

RESET

VVB+ High Threshold

VB+

VVB+T+

13.5

16.6

Table 3. Static Electrical Characteristics (continued)

Characteristics noted under conditions 21 V ≤ VVB+ ≤ 42 V, TA = 10°C to 55°C, TJ max = 135°C, VCC = 5.25 V max unless

otherwise noted. Typical values noted reflect the approximate parameter mean at TA = 25°C under typical conditions unless

otherwise noted.

Characteristic

Symbol

Min

Typ

Max

Unit

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