MC68HC908AB32 MOTOROLA [Motorola, Inc], MC68HC908AB32 Datasheet - Page 131

no-image

MC68HC908AB32

Manufacturer Part Number
MC68HC908AB32
Description
HCMOS Microcontroller Unit
Manufacturer
MOTOROLA [Motorola, Inc]
Datasheet

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
MC68HC908AB32CFU
Manufacturer:
MOTOROLA
Quantity:
1 372
Part Number:
MC68HC908AB32CFU
Manufacturer:
MC
Quantity:
852
Part Number:
MC68HC908AB32CFU
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
Part Number:
MC68HC908AB32CFU
Manufacturer:
MOT
Quantity:
39
Part Number:
MC68HC908AB32CFU
Manufacturer:
FRE/MOT
Quantity:
20 000
Part Number:
MC68HC908AB32CFUE
Manufacturer:
ATMEL
Quantity:
1 001
Part Number:
MC68HC908AB32CFUE
Manufacturer:
FREE
Quantity:
6
Part Number:
MC68HC908AB32MPB
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
9.1 Contents
MC68HC908AB32
MOTOROLA
Technical Data — MC68HC908AB32
Rev. 1.0
Section 9. Clock Generator Module (CGM)
9.2
9.3
9.4
9.4.1
9.4.2
9.4.2.1
9.4.2.2
9.4.2.3
9.4.2.4
9.4.2.5
9.4.3
9.4.4
9.5
9.5.1
9.5.2
9.5.3
9.5.4
9.5.5
9.5.6
9.5.7
9.5.8
9.6
9.6.1
9.6.2
9.6.3
9.7
9.8
Freescale Semiconductor, Inc.
For More Information On This Product,
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
I/O Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142
CGM Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
Crystal Oscillator Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
Phase-Locked Loop (PLL) Circuit . . . . . . . . . . . . . . . . . . . 135
Base Clock Selector Circuit . . . . . . . . . . . . . . . . . . . . . . . . 140
CGM External Connections . . . . . . . . . . . . . . . . . . . . . . . . 140
Crystal Amplifier Input Pin (OSC1). . . . . . . . . . . . . . . . . . . 142
Crystal Amplifier Output Pin (OSC2) . . . . . . . . . . . . . . . . . 142
External Filter Capacitor Pin (CGMXFC) . . . . . . . . . . . . . . 142
PLL Analog Power Pin (V
Oscillator Enable Signal (SIMOSCEN). . . . . . . . . . . . . . . . 142
Crystal Output Frequency Signal (CGMXCLK) . . . . . . . . . 143
CGM Base Clock Output (CGMOUT). . . . . . . . . . . . . . . . . 143
CGM CPU Interrupt (CGMINT) . . . . . . . . . . . . . . . . . . . . . 143
PLL Control Register (PCTL) . . . . . . . . . . . . . . . . . . . . . . . 144
PLL Bandwidth Control Register (PBWC) . . . . . . . . . . . . . 146
PLL Programming Register (PPG) . . . . . . . . . . . . . . . . . . . 148
Clock Generator Module (CGM)
PLL Circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135
Acquisition and Tracking Modes . . . . . . . . . . . . . . . . . . 136
Manual and Automatic PLL Bandwidth Modes . . . . . . . 136
Programming the PLL . . . . . . . . . . . . . . . . . . . . . . . . . . 138
Special Programming Exceptions . . . . . . . . . . . . . . . . . 139
Go to: www.freescale.com
DDA
) . . . . . . . . . . . . . . . . . . . . . . 142
Technical Data
131

Related parts for MC68HC908AB32