MC9S08GT16CFB Freescale Semiconductor, MC9S08GT16CFB Datasheet - Page 10

• Manufacturer Part Number: MC9S08GT16CFB
• Manufacturer: Freescale Semiconductor

Specifications of MC9S08GT16CFB

• Cpu Family: HCS08
• Device Core Size: 8b
• Frequency (max): 20MHz
• Interface Type: SCI/SPI
• Program Memory Type: Flash
• Program Memory Size: 16KB
• Total Internal Ram Size: 1KB
• # I/os (max): 36
• Number Of Timers - General Purpose: 4
• Operating Supply Voltage (typ): 2.5/3.3V
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 2.08V
• On-chip Adc: 8-chx10-bit
• Instruction Set Architecture: CISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 44
• Package Type: PQFP
• Lead Free Status / Rohs Status: Not Compliant

Section Number
7.1
7.2
7.3
7.4
7.5
10
Introduction .....................................................................................................................................99
External Signal Description ..........................................................................................................101
Functional Description ..................................................................................................................103
Initialization/Application Information ..........................................................................................110
ICG Registers and Control Bits .....................................................................................................117
7.1.1
7.1.2
7.2.1
7.2.2
7.2.3
7.2.4
7.3.1
7.3.2
7.3.3
7.3.4
7.3.5
7.3.6
7.3.7
7.3.8
7.3.9
7.4.1
7.4.2
7.4.3
7.4.4
7.4.5
7.5.1
7.5.2
7.5.3
7.5.4
7.5.5
7.5.6
Features ..........................................................................................................................100
Modes of Operation .......................................................................................................101
Overview ........................................................................................................................101
Detailed Signal Descriptions .........................................................................................102
External Clock Connections ..........................................................................................102
External Crystal/Resonator Connections .......................................................................102
Off Mode (Off) ..............................................................................................................103
Self-Clocked Mode (SCM) ............................................................................................104
FLL Engaged, Internal Clock (FEI) Mode ....................................................................105
FLL Bypassed, External Clock (FBE) Mode ................................................................106
FLL Engaged, External Clock (FEE) Mode ..................................................................106
FLL Lock and Loss-of-Lock Detection .........................................................................107
FLL Loss-of-Clock Detection ........................................................................................107
Clock Mode Requirements ............................................................................................108
Fixed Frequency Clock ..................................................................................................109
Introduction ....................................................................................................................110
Example #1: External Crystal = 32 kHz, Bus Frequency = 4.19 MHz .........................112
Example #2: External Crystal = 4 MHz, Bus Frequency = 20 MHz ............................113
Example #3: No External Crystal Connection, 5.4 MHz Bus Frequency .....................114
Example #4: Internal Clock Generator Trim .................................................................116
ICG Control Register 1 (ICGC1) ......................................................................118
ICG Control Register 2 (ICGC2) ......................................................................119
ICG Status Register 1 (ICGS1) .................................................................................120
ICG Status Register 2 (ICGS2) ........................................................................122
ICG Filter Registers (ICGFLTU, ICGFLTL) .......................................................122
ICG Trim Register (ICGTRM) ...........................................................................123
7.2.2.1
7.2.2.2
7.3.1.1
7.3.1.2
7.3.1.3
7.3.3.1
7.3.3.2
7.3.5.1
7.3.5.2
Internal Clock Generator (ICG) Module
EXTAL— External Reference Clock / Oscillator Input ...............................102
XTAL— Oscillator Output ...........................................................................102
OSCSTEN Bit Set .........................................................................................103
Stop/Off Mode Recovery ..............................................................................104
FLL Engaged Internal Unlocked ..................................................................105
FLL Engaged Internal Locked ......................................................................106
FLL Engaged External Unlocked .................................................................106
FLL Engaged External Locked .....................................................................107
BDM Active .................................................................................................103
MC9S08GB/GT Data Sheet, Rev. 2.3
Chapter 7
Title
Freescale Semiconductor
Page