MC68HC908BD48IFB Freescale Semiconductor, MC68HC908BD48IFB Datasheet - Page 153

• Manufacturer Part Number: MC68HC908BD48IFB
• Description: IC MCU 48K FLASH 6MHZ USB 44PQFP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908BD48IFB

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 6MHz
• Connectivity: I²C, USB
• Peripherals: POR, PWM
• Number Of I /o: 32
• Program Memory Size: 48KB (48K x 8)
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 6x8b
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 85°C
• Package / Case: 44-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

12.1 Contents
12.2 Introduction
MC68HC908BD48
Freescale Semiconductor
Data Sheet — MC68HC908BD48
—
Section 12. Analog-to-Digital Converter (ADC)
Rev. 2.1
12.2
12.3
12.4
12.4.1
12.4.2
12.4.3
12.4.4
12.4.5
12.5
12.6
12.6.1
12.6.2
12.7
12.7.1
12.8
12.8.1
12.8.2
12.8.3
This section describes the analog-to-digital converter (ADC). The ADC
is an 8-bit 6-channels analog-to-digital converter.
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154
Interrupts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .157
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 157
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .154
I/O Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 157
I/O Registers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 158
ADC Port I/O Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 155
Voltage Conversion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .156
Conversion Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 156
Continuous Conversion . . . . . . . . . . . . . . . . . . . . . . . . . . . 156
Accuracy and Precision . . . . . . . . . . . . . . . . . . . . . . . . . . . 157
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .157
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .157
ADC Voltage In (ADCVIN) . . . . . . . . . . . . . . . . . . . . . . . . . 158
ADC Status and Control Register. . . . . . . . . . . . . . . . . . . .158
ADC Data Register. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 160
ADC Input Clock Register . . . . . . . . . . . . . . . . . . . . . . . . . 161
Analog-to-Digital Converter (ADC)
Data Sheet
153