
C8051F54x
54
Rev. 1.1
Table 6.7. Clock Multiplier Electrical Specifications
VDD = 1.8 to 2.75 V, –40 to +125 °C unless otherwise specified.
Parameter
Conditions
Min
Typ
Max
Units
Input Frequency (Fcmin)
2
—
MHz
Output Frequency
—
50
MHz
Power Supply Current
—
0.9
1.9
mA
Table 6.8. Voltage Regulator Electrical Characteristics
VDD = 1.8 to 2.75 V, –40 to +125 °C unless otherwise specified.
Parameter
Conditions
Min
Typ
Max
Units
Input Voltage Range (VREGIN)*
1.8*
—
5.25
V
Dropout Voltage (VDO)
Maximum Current = 50 mA
—
10
—
mV/mA
Output Voltage (VDD)
2.1 V operation (REG0MD = 0)
2.6 V operation (REG0MD = 1)
2.0
2.5
2.1
2.6
2.25
2.75
V
Bias Current
—
1
9
A
Dropout Indicator Detection
Threshold
With respect to VDD
–0.21
—
–0.02
V
Output Voltage Temperature
Coefficient
—
0.29
—
mV/°C
VREG Settling Time
50 mA load with VREGIN = 2.4 V
and VDD load capacitor of 4.8 F
—
450
—
s
*Note: The minimum input voltage is 1.8 V or
VDD + VDO(max load), whichever is greater