MC9S12XD256MAL Datasheet, PDF (1262/1348 Pages) Freescale Semiconductor, Inc – Freescale’s Scalable Controller Area Network

Appendix A Electrical Characteristics
A.4
Voltage Regulator
Table A-19. Voltage Regulator Electrical Characteristics
Num C
Characteristic
Symbol
Min
Typ
Max Unit
1 P Input voltages
2 P Output voltage core
Full performance mode
Reduced power mode
Shutdown mode
V_VDDR,A
V_DD
3.15
2.35
1.4
—
—
2.54
2.25
—¹
5.5
V
2.75
V
2.75
V
—
V
3 P Output Voltage PLL
Full Performance Mode
Reduced power mode
Shutdown mode
V_DDPLL
2.35
1.25
—
2.54
2.25
—²
2.75
V
2.75
V
—
V
4 P Low-voltage interrupt³
Assert level
Deassert level
5
P Low-voltage reset^{4 5}
Assert level
V_LVIA
V_LVID
V_LVRA
4.0
4.15
2.25
4.37
4.52
—
4.66
V
4.77
V
—
V
6 C Power-on reset⁶
Assert level
Deassert level
V_PORA
0.97
—
—
V
V_PORD
—
—
2.05
V
7 C Trimmed API internal clock⁷
∆f / f_nominal
df_API
– 10%
—
+ 10% —
1 _{High impedance output}
2 _{High impedance output}
3 _{Monitors VDDA, active only in full performance mode. Indicates I/O and ADC performance degradation due to low supply}
voltage.
4 _{Monitors VDD, 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 VDD(min) and VLVRA(min).}
6 _{Monitors VDD. Active in all modes.}
7 _{The API Trimming bits must be set that the minimum periode equals to 0.2 ms. fnominal = 1/0.2ms}
1264
MC9S12XDP512 Data Sheet, Rev. 2.21
Freescale Semiconductor