MC68HC705C8ACB Freescale Semiconductor, MC68HC705C8ACB Datasheet - Page 21

• Manufacturer Part Number: MC68HC705C8ACB
• Manufacturer: Freescale Semiconductor

Specifications of MC68HC705C8ACB

• Cpu Family: HC05
• Device Core Size: 8b
• Frequency (max): 2.1MHz
• Interface Type: SCI/SPI
• Program Memory Type: EPROM
• Program Memory Size: 8KB
• Total Internal Ram Size: 304Byte
• # I/os (max): 24
• Number Of Timers - General Purpose: 1
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 3V
• Instruction Set Architecture: CISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Through Hole
• Pin Count: 42
• Package Type: SPDIP
• Lead Free Status / Rohs Status: Not Compliant

1.1 Contents
MC68HC705C8A — Rev. 3
MOTOROLA
Technical Data — MC68HC705C8A
1.2
1.3
1.4
1.5
1.6
1.7
1.7.1
1.7.2
1.7.3
1.7.3.1
1.7.3.2
1.7.3.3
1.7.4
1.7.5
1.7.6
1.7.7
1.7.8
1.7.9
1.7.10
1.7.11
Freescale Semiconductor, Inc.
For More Information On This Product,
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Programmable Options. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Pin Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Pin Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29
V
V
OSC1 and OSC2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
External Reset Pin (RESET) . . . . . . . . . . . . . . . . . . . . . . . .32
External Interrupt Request Pin (IRQ) . . . . . . . . . . . . . . . . . . 32
Input Capture Pin (TCAP) . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Output Compare Pin (TCMP) . . . . . . . . . . . . . . . . . . . . . . . .33
Port A I/O Pins (PA7–PA0). . . . . . . . . . . . . . . . . . . . . . . . . . 33
Port B I/O Pins (PB7–PB0). . . . . . . . . . . . . . . . . . . . . . . . . . 33
Port C I/O Pins (PC7–PC0) . . . . . . . . . . . . . . . . . . . . . . . . . 33
Port D I/O Pins (PD7 and PD5–PD0) . . . . . . . . . . . . . . . . . . 33
DD
PP
Crystal Resonator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Ceramic Resonator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
External Clock Signal. . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Go to: www.freescale.com
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and V
General Description
Section 1. General Description
SS
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Technical Data