MC908SR12CFAE Freescale Semiconductor, MC908SR12CFAE Datasheet - Page 10
![IC MCU 12K FLASH 8MHZ 48-LQFP](/photos/12/45/124574/mc908sr12cfae_sml.jpg)
MC908SR12CFAE
Manufacturer Part Number
MC908SR12CFAE
Description
IC MCU 12K FLASH 8MHZ 48-LQFP
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC908SR12MFAE.pdf
(404 pages)
Specifications of MC908SR12CFAE
Core Processor
HC08
Core Size
8-Bit
Speed
8MHz
Connectivity
I²C, SCI
Peripherals
LVD, POR, PWM, Temp Sensor
Number Of I /o
31
Program Memory Size
12KB (12K x 8)
Program Memory Type
FLASH
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 14x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
48-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
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Manufacturer
Quantity
Price
Company:
Part Number:
MC908SR12CFAE
Manufacturer:
Freescale Semiconductor
Quantity:
135
Company:
Part Number:
MC908SR12CFAE
Manufacturer:
Freescale Semiconductor
Quantity:
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Part Number:
MC908SR12CFAE
Manufacturer:
FREESCALE
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Table of Contents
Data Sheet
10
7.7.3
7.7.4
7.7.5
7.7.6
7.8
7.8.1
7.8.2
7.9
8.1
8.2
8.3
8.4
8.4.1
8.4.2
8.4.3
8.4.4
8.4.5
8.4.6
8.4.7
8.4.8
8.4.9
8.5
8.5.1
8.5.2
8.5.3
8.5.4
8.5.5
8.5.6
8.5.7
8.5.8
8.6
8.6.1
Low Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109
Oscillator During Break Mode. . . . . . . . . . . . . . . . . . . . . . . . . 110
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .111
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .113
I/O Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
CGM Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
Section 8. Clock Generator Module (CGM)
Oscillator Enable Signal (SIMOSCEN). . . . . . . . . . . . . . . . 109
CGM Oscillator Clock (CGMXCLK) . . . . . . . . . . . . . . . . . . 109
CGM Reference Clock (CGMRCLK) . . . . . . . . . . . . . . . . . 109
Oscillator Clock to Time Base Module (OSCCLK) . . . . . . . 109
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .110
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .110
Oscillator Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
Phase-Locked Loop Circuit (PLL) . . . . . . . . . . . . . . . . . . . 116
PLL Circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
Acquisition and Tracking Modes . . . . . . . . . . . . . . . . . . . . 118
Manual and Automatic PLL Bandwidth Modes. . . . . . . . . . 118
Programming the PLL . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120
Special Programming Exceptions . . . . . . . . . . . . . . . . . . . 124
Base Clock Selector Circuit . . . . . . . . . . . . . . . . . . . . . . . . 124
CGM External Connections . . . . . . . . . . . . . . . . . . . . . . . . 125
External Filter Capacitor Pin (CGMXFC) . . . . . . . . . . . . . . 126
PLL Analog Power Pin (V
PLL Analog Ground Pin (V
Oscillator Output Frequency Signal (CGMXCLK) . . . . . . . 126
CGM Reference Clock (CGMRCLK) . . . . . . . . . . . . . . . . . 126
CGM VCO Clock Output (CGMVCLK) . . . . . . . . . . . . . . . . 127
CGM Base Clock Output (CGMOUT). . . . . . . . . . . . . . . . . 127
CGM CPU Interrupt (CGMINT) . . . . . . . . . . . . . . . . . . . . . 127
PLL Control Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128
Table of Contents
MC68HC908SR12•MC68HC08SR12 — Rev. 5.0
DDA
SSA
) . . . . . . . . . . . . . . . . . . . . . . 126
) . . . . . . . . . . . . . . . . . . . . . 126
Freescale Semiconductor
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