PC912XDP512F0MPVR datasheet(1262/1348 Pages) FREESCALE

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Appendix A Electrical Characteristics

MC9S12XDP512 Data Sheet, Rev. 2.21

1264

Freescale Semiconductor

A.4

Voltage Regulator

Table A-19. Voltage Regulator Electrical Characteristics

Num

Characteristic

Symbol

Min

Typ

Max

Unit

Input voltages

VVDDR,A

3.15

—

5.5

Output voltage core

Full performance mode

Reduced power mode

Shutdown mode

VDD

2.35

1.4

—

2.54

2.25

—1

1 High impedance output

2.75

—

Output Voltage PLL

Full Performance Mode

Reduced power mode

Shutdown mode

VDDPLL

2.35

1.25

—

2.54

2.25

—2

2 High impedance output

2.75

—

Low-voltage interrupt3

Assert level

Deassert level

3 Monitors V

DDA, active only in full performance mode. Indicates I/O and ADC performance degradation due to low supply

voltage.

VLVIA

VLVID

4.0

4.15

4.37

4.52

4.66

4.77

Low-voltage reset45

Assert level

4 Monitors V

DD, active only in full performance mode. MCU is monitored by the POR in RPM (see Figure A-1)

5 Digital functionality is guaranteed in the range between V

DD(min) and VLVRA(min).

VLVRA

2.25

—

Power-on reset6

Assert level

Deassert level

6 Monitors V

DD. Active in all modes.

VPORA

VPORD

0.97

—

2.05

Trimmed API internal clock7

∆f / fnominal

7 The API Trimming bits must be set that the minimum periode equals to 0.2 ms. f

nominal = 1/0.2ms

dfAPI

– 10%

—

+ 10%

—

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