MC68HC908AB32CFU Freescale Semiconductor, MC68HC908AB32CFU Datasheet - Page 229

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MC68HC908AB32CFU

Manufacturer Part Number
MC68HC908AB32CFU
Description
IC MCU 8MHZ 32K FLASH 64-QFP
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet

Specifications of MC68HC908AB32CFU

Core Processor
HC08
Core Size
8-Bit
Speed
8MHz
Connectivity
SCI, SPI
Peripherals
POR, PWM
Number Of I /o
51
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Eeprom Size
512 x 8
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 8x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant

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14.1 Contents
MC68HC908AB32
Freescale Semiconductor
Technical Data — MC68HC908AB32
Section 14. Analog-to-Digital Converter (ADC)
Rev. 1.1
14.2
14.3
14.4
14.4.1
14.4.2
14.4.3
14.4.4
14.4.5
14.5
14.6
14.6.1
14.6.2
14.7
14.7.1
14.7.2
14.7.3
14.7.4
14.8
14.8.1
14.8.2
14.8.3
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 230
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 230
Interrupts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .233
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 233
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .231
I/O Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 233
I/O Registers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 234
ADC Port I/O Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 232
Voltage Conversion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .232
Conversion Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 232
Conversion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 232
Accuracy and Precision . . . . . . . . . . . . . . . . . . . . . . . . . . . 233
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .233
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .233
ADC Analog Power Pin (V
ADC Analog Ground Pin (A
ADC Voltage Reference High Pin (V
ADC Voltage In (V
ADC Status and Control Register (ADSCR). . . . . . . . . . . . 235
ADC Data Register (ADR) . . . . . . . . . . . . . . . . . . . . . . . . . 237
ADC Clock Register (ADCLK) . . . . . . . . . . . . . . . . . . . . . . 237
Analog-to-Digital Converter (ADC)
ADIN
) . . . . . . . . . . . . . . . . . . . . . . . . . . . 234
DDAREF
VSS
/V
REFL
). . . . . . . . . . . . . . . . . . . 234
REFH
) . . . . . . . . . . . . . . . 234
). . . . . . . . . . . . . 234
Technical Data
229

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