MC68HC705C8AFNE Freescale Semiconductor, MC68HC705C8AFNE Datasheet - Page 21

• Manufacturer Part Number: MC68HC705C8AFNE
• Description: IC MCU 8BIT 44-PLCC
• Manufacturer: Freescale Semiconductor
• Series: HC05r

Specifications of MC68HC705C8AFNE

• 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: 44-PLCC
• Processor Series: HC705C
• Core: HC05
• Data Bus Width: 8 bit
• Data Ram Size: 304 B
• Interface Type: SCI, SPI
• Maximum Clock Frequency: 2.1 MHz
• Number Of Programmable I/os: 24
• Number Of Timers: 1
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: 0 C
• On-chip Adc: 8 bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details

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
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Technical Data