MC68HC705C8AB Freescale Semiconductor, MC68HC705C8AB Datasheet - Page 43

• Manufacturer Part Number: MC68HC705C8AB
• Description: IC MCU 8K OTP 2.1MHZ 42-SDIP
• Manufacturer: Freescale Semiconductor
• Series: HC05r

Specifications of MC68HC705C8AB

• Core Processor: HC05
• Core Size: 8-Bit
• Speed: 2.1MHz
• Connectivity: SCI, SPI
• Peripherals: POR, WDT
• Number Of I /o: 24
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: OTP
• Ram Size: 304 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 42-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

3.1 Contents
3.2 Introduction
MC68HC705C8A — Rev. 3
MOTOROLA
Technical Data — MC68HC705C8A
3.2
3.3
3.3.1
3.3.2
3.3.3
3.3.4
3.3.5
3.4
This section describes the central processor unit (CPU) registers.
Freescale Semiconductor, Inc.
Section 3. Central Processor Unit (CPU)
For More Information On This Product,
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
CPU Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Arithmetic/Logic Unit (ALU) . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Accumulator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Index Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Stack Pointer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Program Counter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Condition Code Register . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Central Processor Unit (CPU)
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Technical Data