mc68hc908mr8 Freescale Semiconductor, Inc, mc68hc908mr8 Datasheet - Page 114

• Manufacturer Part Number: mc68hc908mr8
• Description: M68hc08 Microcontrollers Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

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