K20P144M120SF3_1210 Datasheet, PDF (31/86 Pages) Freescale Semiconductor, Inc – K20 Sub-Family

Peripheral operating requirements and behaviors
9. This specification was obtained using a Freescale developed PCB. PLL jitter is dependent on the noise characteristics of
each PCB and results will vary.
10. Accumulated jitter depends on VCO frequency and VDIV.
6.3.2 Oscillator electrical specifications
This section provides the electrical characteristics of the module.
6.3.2.1 Oscillator DC electrical specifications
Table 16. Oscillator DC electrical specifications
Symbol
V_DD
I_DDOSC
Description
Supply voltage
Supply current — low-power mode (HGO=0)
• 32 kHz
• 4 MHz
• 8 MHz (RANGE=01)
• 16 MHz
• 24 MHz
• 32 MHz
Min.
1.71
—
—
—
—
—
—
Typ.
—
500
200
300
950
1.2
1.5
Max.
3.6
—
—
—
—
—
—
Unit
Notes
V
1
nA
μA
μA
μA
mA
mA
I_DDOSC
Supply current — high gain mode (HGO=1)
• 32 kHz
• 4 MHz
• 8 MHz (RANGE=01)
• 16 MHz
• 24 MHz
• 32 MHz
1
—
25
—
μA
—
400
—
μA
—
500
—
μA
—
2.5
—
mA
—
3
—
mA
—
4
—
mA
C_x
EXTAL load capacitance
—
—
C_y
XTAL load capacitance
—
—
R_F
Feedback resistor — low-frequency, low-power
—
—
mode (HGO=0)
Feedback resistor — low-frequency, high-gain
—
10
mode (HGO=1)
Feedback resistor — high-frequency, low-power
—
—
mode (HGO=0)
Feedback resistor — high-frequency, high-gain
—
1
mode (HGO=1)
Table continues on the next page...
—
2, 3
—
2, 3
—
MΩ
2, 4
—
MΩ
—
MΩ
—
MΩ
K20 Sub-Family Data Sheet, Rev. 4, 10/2012.
Freescale Semiconductor, Inc.
31