MPC5644B datasheet(58/114 Pages) FREESCALE

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MPC5646C Microcontroller Data Sheet, Rev. 3

Preliminary—Subject to Change Without Notice

Freescale Semiconductor

Figure 9. Low voltage monitor vs. Reset

4.9

Low voltage domain power consumption

Table 24 provides DC electrical characteristics for significant application modes. These values are indicative values; actual

consumption depends on the application.

Table 23. Low voltage monitor electrical characteristics

Symbol

Parameter

Conditions1

1 V

DD = 3.3 V ± 10% / 5.0 V ± 10%, TA = 40 to 125 °C, unless otherwise specified.

Value2

2 All values need to be confirmed during device validation.

Unit

Min

Typ

Max

VPORUP

SR P Supply for functional POR module

—

1.0

—

5.5

VPORH

CC P Power-on reset threshold

—

1.5

—

2.6

VLVDHV3H CC T LVDHV3 low voltage detector high threshold

—

2.7

—

2.85

VLVDHV3L

CC T LVDHV3 low voltage detector low threshold

—

2.6

—

2.74

VLVDHV5H CC T LVDHV5 low voltage detector high threshold

—

4.3

—

4.5

VLVDHV5L

CC T LVDHV5 low voltage detector low threshold

—

4.2

—

4.4

VLVDLVCORL CC P LVDLVCOR low voltage detector low threshold

TA = 25 °C,

after trimming

1.143

3 The min. and max variation across process voltage and temperature will be available after device characterization.

Expected to be within 10 mV.

VLVDLVBKPL CC P LVDLVBKP low voltage detector low threshold

1.143

VDDHV/LV

VLVDHVxH/LVxH

RESET

VLVDHVxL/LVxL

MPC5644B 데이터시트(PDF) 58 Page - Freescale Semiconductor, Inc

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