MC68HRC908JK3CP Freescale Semiconductor, MC68HRC908JK3CP Datasheet - Page 26

• Manufacturer Part Number: MC68HRC908JK3CP
• Description: IC MCU FLASH 8B 8MHZ RC 4K 20DIP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HRC908JK3CP

• 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-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Connectivity: -

General Description
1.6 Pin Functions
Technical Data
26
PIN NAME
PTB[0:7]
PTD[0:7]
PTA[0:6]
OSC1
OSC2
IRQ1
VDD
VSS
RST
NOTE:
Power supply.
Power supply ground
RESET input, active low.
With Internal pull-up and schmitt trigger input.
External IRQ pin.
With software programmable internal pull-up and
schmitt trigger input.
This pin is also used for mode entry selection.
X-tal or RC oscillator input.
For X-tal oscillator option:
X-tal oscillator output, this is the inverting OSC1
signal.
For RC oscillator option:
Default is RCCLK output.
Shared with PTA6/KBI6, with programmable pull-up.
7-bit general purpose I/O port.
Shared with 7 keyboard interrupts KBI[0:6].
Each pin has programmable internal pull-up device.
8-bit general purpose I/O port.
Shared with 8 ADC inputs, ADC[0:7].
8-bit general purpose I/O port.
PTD[3:0] shared with 4 ADC inputs, ADC[8:11].
PTD[4:5] shared with TIM channels, TCH0 and TCH1.
PTD[6:7] can be configured as 25mA open-drain
output with pull-up.
Description of the pin functions are provided in
On the 20-pin package, the following pins are not available:
PTA0, PTA1, PTA2, PTA3, PTA4, PTA5, PTD0, and PTD1.
PIN DESCRIPTION
Table 1-2. Pin Functions
General Description
IN/OUT
In/Out
In/Out
In/Out
In/Out
In/Out
In/Out
Input
Input
Input
Out
Out
In
In
In
In
In
MC68H(R)C908JL3
Table
Freescale Semiconductor
VOLTAGE LEVEL
VDD to VDD+V
1-2.
5V or 3V
Analog
Analog
Analog
Analog
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
0V
—
Rev. 1.1
HI