S912XHZ512F1VAG Datasheet, PDF (912/978 Pages) Freescale Semiconductor, Inc – Covers MC9S12XHZ384, MC9S12XHZ256

Appendix A Electrical Characteristics
A.4
Voltage Regulator
Table A-16. Voltage Regulator Electrical Characteristics
Num C
Characteristic
Symbol
Min
Typ
Max Unit
1 P Input voltages
3 P Output voltage core
Full performance mode
Reduced power mode
Shutdown mode
V_VDDR,A
V_DD
4.5
2.35
1.4
—
—
2.54
2.25
—¹
5.5
V
2.75
V
2.75
V
—
V
4 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
7 P Low-voltage interrupt³
Assert level
Deassert level
8 P Low-voltage reset⁴
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
9 C Power-on reset⁵
Assert level
Deassert level
V_PORA
0.97
—
—
V
V_PORD
—
—
2.05
V
12 C Trimmed API internal clock⁶
∆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 _{Monitors VDD. Active in all modes.}
6 _{The API Trimming bits must be set that the minimum periode equals to 0.2 ms. fnominal = 1/0.2ms}
MC9S12XHZ512 Data Sheet, Rev. 1.06
912
Freescale Semiconductor