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MC68HC908MR8 Datasheet, PDF (114/372 Pages) Motorola, Inc – Microcontrollers
Clock Generator Module (CGM)
OSC2
CRYSTAL OSCILLATOR
OSC1
SIMOSCEN
CGMRDV
CLOCK
SELECT
÷2
CIRCUIT
CGMRCLK
BCS
VDDA
CGMXFC
VSS
VRS[7:4]
CGMXCLK
TO SIM
A
B S*
CGMOUT
TO SIM
*WHEN S = 1, CGMOUT = B
USER MODE
MONITOR MODE
PHASE
DETECTOR
LOCK
DETECTOR
LOOP
FILTER
VOLTAGE
CONTROLLED
OSCILLATOR
PLL ANALOG
BANDWIDTH
CONTROL
INTERRUPT
CONTROL
CGMINT
LOCK
CGMVDV
AUTO ACQ
MUL[7:4]
PLLIE PLLF
FREQUENCY
DIVIDER
CGMVCLK
Figure 8-1. CGM Block Diagram
Technical Data
114
Clock Generator Module (CGM)
MC68HC908MR8 — Rev 4.1
Freescale Semiconductor