FS6407 datasheet(14/111 Pages) NXP

14 / 111 page

NXP Semiconductors

FS6407/FS6408

Fail-safe machine voltage supervisor

VPRE_OV

VPRE Overvoltage Detection Threshold

7.2

–

8.0

VPRE_OV_HYST

VPRE Overvoltage Hysteresis

–

0.1

–

(14)

VCORE_FB_UV

VCORE FB Undervoltage Detection Threshold

0.67

–

0.773

VCORE_FB_UV_D

VCORE FB Undervoltage Detection Threshold - Degraded mode

0.45

–

0.58

VCORE_FB_UV_

HYST

VCORE FB Undervoltage Hysteresis

–

(14)

VCORE_FB_OV

VCORE FB Overvoltage Detection Threshold

0.84

–

0.905

VCORE_FB_OV_HYS

VCORE FB Overvoltage Hysteresis

–

(14)

VCORE_FB_DRIFT V

CORE_FB Drift versus IO_1

100

150

IPD_CORE

VCORE Internal Pull-down Current (active when VCOR E is enabled)

5.0

VCCA_UV_5

VCCA Undervoltage Detection Threshold (5.0 V config)

4.5

–

4.75

VCCA_UV_5D

VCCA Undervoltage Detection Threshold (Degraded 5.0 V)

3.0

–

3.2

VCCA_UV_33

VCCA Undervoltage Detection Threshold (3.3 V config)

3.0

–

3.2

VCCA_UV_HYST

VCCA Undervoltage Hysteresis

–

0.07

–

(14)

VCCA_OV_5

VCCA Overvoltage Detection Threshold (5.0 V config)

5.25

–

5.5

VCCA_OV_33

VCCA Overvoltage Detection Threshold (3.3 V config)

3.4

–

3.6

VCCA_OV_HYST

VCCA Overvoltage Hysteresis

–

0.15

–

(14)

RPD_CCA

VCCA Internal Pull-down Resistor (active when VCCA is disabled)

–

160

VAUX_UV_5

VAUX Undervoltage Detection Threshold (5.0 V config)

4.5

–

4.75

VAUX_UV_5D

VAUX Undervoltage Detection Threshold (Degraded 5.0 V)

3.0

–

3.2

VAUX_UV_33

VAUX Undervoltage Detection Threshold (3.3 V config)

3.0

–

3.2

VAUX_UV_HYST

VAUX Undervoltage Hysteresis

–

0.07

–

(14)

VAUX_OV_5

VAUX Overvoltage Detection Threshold (5.0 V config)

5.25

–

5.5

VAUX_OV_33

VAUX Overvoltage Detection Threshold (3.3 V config)

3.4

–

3.6

VAUX_OV_HYST

VAUX Overvoltage Hysteresis

–

0.07

–

(14)

RPD_AUX

VAUX Internal Pull-down Resistor (active when VAUX is disabled)

–

170

Notes

14.

Guaranteed by design.

Table 4. Operating range (continued)

TCASE = -40 °C to 125 °C, unless otherwise specified. VSUP = VSUP_UV_L to 36 V, unless otherwise specified. All voltages referenced to

ground.

Symbol

Parameter

Min.

Typ.

Max.

Unit

Notes

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