MC68HC705C8ACFB Freescale Semiconductor, MC68HC705C8ACFB Datasheet - Page 201

• Manufacturer Part Number: MC68HC705C8ACFB
• Description: IC MCU 8K 4MHZ OTP 44-QFP
• Manufacturer: Freescale Semiconductor
• Series: HC05r

Specifications of MC68HC705C8ACFB

• 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: -40°C ~ 85°C
• Package / Case: 44-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

A.1 Contents
A.2 Introduction
MC68HC705C8A — Rev. 3
MOTOROLA
Technical Data — MC68HC705C8A
A.2
A.3
A.4
A.5
A.6
A.7
A.8
A.9
The MC68HSC705C8A is an enhanced, high-speed version of the
MC68HC705C8A, featuring a 4-MHz bus speed.
The data in this document, MC68HC705C8A Technical Data Rev. 3,
applies to the MC68HSC705C8A with the exceptions given in this
appendix.
The computer operating properly (COP) mode bits (CM1 and CM0 in the
COP control register) select the timeout period of the programmable
COP watchdog, as shown in
Programmable COP Control Register
Freescale Semiconductor, Inc.
For More Information On This Product,
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 201
5.0-Volt High-Speed DC Electrical Characteristics. . . . . . . . .202
3.3-Volt High-Speed DC Electrical Characteristics . . . . . . . . 203
5.0-Volt High-Speed Control Timing . . . . . . . . . . . . . . . . . . . . 204
3.3-Volt High-Speed Control Timing . . . . . . . . . . . . . . . . . . . . 204
5.0-Volt High-Speed SPI Timing . . . . . . . . . . . . . . . . . . . . . . 205
3.3-Volt High-Speed SPI Timing. . . . . . . . . . . . . . . . . . . . . . .207
Ordering Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 209
Go to: www.freescale.com
MC68HSC705C8A
Appendix A. MC68HSC705C8A
Table
A-1. See
(COPCR).
Figure 5-3.
Technical Data
201