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68HC08KH12 : Microcontroller
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The MC68HC08KH12 is a member of the low-cost, high-performance M68HC08 Family of 8-bit microcontroller units (MCUs). All MCUs in the family use the enhanced M68HC08 central processor unit (CPU08) and are available with a variety of modules, memory sizes and types, and package types.
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68HC08KH12 Features
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- High-Performance M68HC08 Architecture
- Fully Upward-Compatible Object Code with M6805, M146805, and M68HC05 Families
- 6-MHz internal bus frequency
- 12 K bytes of on-chip ROM memory
- 384 bytes of on-chip random-access memory (RAM)
- Up to 42 general-purpose input/output (I/O) pins,29 with Software Configurable Pullups
- 16-Bit, 2-Channel Timer Interface Module (TIM)
- Full Universal Serial Bus Specification 1.1 low-speed functions:
- 1X12MHz Upstream Port
- 4X12MHz/1.5 Mbps Downstream Ports
- On-chip 3.3 V regulator
- 1X Hub Interrupt Endpoint (Endpoint 0) with 8-byte transmit buffer and 8-byte receive buffer
- 1X Hub Interrupt Endpoint (Endpoint 1) with 1-byte transmit buffer
- 1X Device Control Endpoint (Endpoint 0) with 8-byte transmit buffer and 8-byte receive buffer
- Endpoint 2 with 8-byte transmit buffer and 8-byte receive buffer
- System protection features:
- Optional computer operating property (COP) reset
- Illegal opcide detection with Optional reset
- Illegal address detection with Optional reset
- Master reset pin with internal pull-up and power-on reset
- External asynchronous interrupts pin with internal pull-up
- 64-pin quad flat pack (QFP)
Features of the CPU08 include the following:
- Enhanced HC05 Programming Model
- Extensive Loop Control Functions
- 16 Addressing Modes (Eight More Than the HC05)
- 16-Bit Index Register and Stack Pointer
- Memory-to-Memory Data Transfers
- Fast 8 X 8 Multiply Instruction
- Fast 16/8 Divide Instruction
- Binary-Coded Decimal (BCD) Instructions
- Optimization for Controller Applications
- Efficient C Language Support
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68HC08KH12 Parametrics
RAM
Bytes
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ROM
KBytes
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Timer
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I/O
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PWM
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Operating Voltage
Volts
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Bus Frequency
(Max)
MHz
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384
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12.0
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2-CH 16-Bit, IC, OC, or PWM
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Up to 42
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See Timer
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5.0
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6.0
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68HC08KH12 Documentation
Application Note
| ID |
Name |
Format |
Size K |
Rev # |
Date Last Modified |
| AN2154 |
Low-Cost, 3-Phase, AC Motor Control System with Power Factor Correction Based on MC68HC908MR32 |
pdf |
170 |
0 |
7/23/2001 |
| AN2093 |
Creating Efficient C Code for the MC68HC08 |
pdf |
35 |
0 |
1/01/2000 |
| AN2103 |
Local Interconnect Network (LIN) Demonstration |
pdf |
953 |
0 |
12/01/2000 |
Data Sheets
| ID |
Name |
Format |
Size K |
Rev # |
Date Last Modified |
| MC68HC08KH12 |
68HC08KH12, 68HC708KH12 Advance Information |
pdf |
2397 |
1 |
2/23/2000 |
Reference Manual
| ID |
Name |
Format |
Size K |
Rev # |
Date Last Modified |
| CPU08RM |
CPU08RM Central Processor Unit Reference Manual |
pdf |
2342 |
3 |
3/19/2001 |
| CPU08RMAD |
CPU08 Reference Manual Addendum |
pdf |
234 |
0 |
1/01/1995 |
| TIM08RM |
TIM08 Timer Interface Module Reference Manual |
pdf |
771 |
1.0 |
1/10/1996 |
| TIM08RMAD |
TIM08 Timer Interface Module Reference Manual Addendum |
pdf |
557 |
0 |
1/01/1995 |
Selector Guide
| ID |
Name |
Format |
Size K |
Rev # |
Date Last Modified |
| SG188 |
Microcontroller Development Tool Configuration and Order Information Selector Guide |
pdf |
154 |
2 |
1/01/2001 |
| SG186 |
Microcontroller Selector Guide Quarter 3, 2001 |
pdf |
490 |
8 |
6/29/2001 |
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68HC08KH12 Boards/Reference Designs
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68HC08KH12 Orderable Parts
| Orderable Part ID |
Package Info |
Status |
Remarks |
| XC68HC708KH12FU |
20x20 mm Plastic Quad Flat Pack (QFP) |
Active - Production Part |
0 to +70 C |
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