MKL82Z128VMC7 Datasheet, PDF (129/133 Pages) NXP Semiconductors – 72 MHz ARM® Cortex®-M0+ with 128 KB Flash and 96 KB SRAM

Design considerations
Table 91. External crystal/resonator connections
Oscillator mode
Oscillator mode
Low frequency (32.768kHz), low power
Diagram 1
Low4frequency (32.768kHz), high gain
Diagram 2, Diagram 4
3
High frequency (3-32MHz), low power
Diagram 3
MCU
High frequency (3-32MHz), high gain
4
Diagram 4
OSCILLATOR
EXTAL
XTAL
3 _OSCILLATOR
EXTAL
XTAL
MCU
ADCx
ADCx
OSCILLATOR
EXTAL ¹
2 _XTAL
CRYSTAL
1
2
OSCILLATOR
EXTAL
1 _X2_TAL
CRYSTAL
Cx
1
2
CRYSTAL
Cx
Figure 51. Crystal connection – Diagram 1
CRYSTAL
Cy
EXT
Cy
C
MCU
MCU
OSCILLATOR
EXTA^OL^SCILLATOR XTAL
EXTAL
XTAL
1
2
1
2
RF
RF
RS
RS
OSCILLATOR
O_ES_XC_TI_ALL_LATOR
XTAL
EXTAL
XTAL
1
2
1
2
RF
RF
RS
RS
EXT
ADCx _ADCx
C
4
1₁
2²
1 ¹2
2
CCRYSSTTAALL
CRYSTCARLYSTAL
Cx Cx
Cy
Cy
Figure 532. Crystal connection – Diagram 2
2
OSCILLATOR
EXTAL
XTAL
1
2
CRYSTAL
OSCILLATOR
EXTAL
XTAL
1
2
CRYSTAL
Cx
Cy
OSCILLATOR
EXTAL
XTAL
1
3
RESONATOR
RESET_b
b
VDD
VDD
OSCILLATOR
MCFUigure
53. Crystal
OSCILLATOR
conVnDeDcti_Oo_Sn_CIL–_LATD_ORiagraMmCU3
EXTAL
M^XTC^ALU
EXTAL
XTAL
VDDEXTAL
XTAL
MCU
1
2
10k
RF
RS
10k
RESET_b
1
2
CRYSTAL
0.1uF _{RESET_b}
Cx
1
2
RF
1
2
CRYSTAL
RS
Cy
1
2
10k
RF
10k
1
RS
NMI_b
3
RESONATOR_{NMI_b}
Kine⁰ti^.s^1uK^FL82 Microcontroller, Rev. 3, 08/2016
129
NXP Semiconductors
DD
MCU
VDD
MCU