MC68HC908JK3CDW Freescale Semiconductor, MC68HC908JK3CDW Datasheet - Page 22

• Manufacturer Part Number: MC68HC908JK3CDW
• Description: IC MCU 8MHZ 4K FLASH 20-SOIC
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908JK3CDW

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Peripherals: LED, LVD, POR, PWM
• Number Of I /o: 15
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.3 V
• Data Converters: A/D 12x8b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Connectivity: -

General Description
1.3 Features
Technical Data
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Features of the MC68H(R)C908JL3 include the following:
1. No security feature is absolutely secure. However, Freescale’s strategy is to make reading or
copying the FLASH difficult for unauthorized users.
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High-performance M68HC08 architecture
Fully upward-compatible object code with M6805, M146805, and
M68HC05 Families
Low-power design; fully static with stop and wait modes
5V and 3V operating voltages
8MHz internal bus operation
RC-oscillator circuit or crystal-oscillator options
In-system FLASH programming
FLASH security
User FLASH memory
– 4096 bytes for MC68H(R)C908JL3/JK3
– 1536 bytes for MC68H(R)C908JK1
128 bytes of on-chip random-access memory (RAM)
2-channel, 16-bit timer interface module (TIM)
12-channel, 8-bit analog-to-digital converter (ADC)
23 general purpose I/O ports for MC68H(R)C908JL3:
– 7 keyboard interrupt with internal pull-up
– 10 LED drivers
– 2 × 25mA open-drain I/O with pull-up
– 2 ICAP/OCAP/PWM
15 general purpose I/O ports for MC68H(R)C908JK3/JK1:
– 1 keyboard interrupt with internal pull-up
– 4 LED drivers
– 2 × 25mA open-drain I/O with pull-up
– 2 ICAP/OCAP/PWM
(with RC oscillator option selected)
General Description
1
MC68H(R)C908JL3
Freescale Semiconductor
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Rev. 1.1