MC68HC908JK8CP Freescale Semiconductor, MC68HC908JK8CP Datasheet - Page 22

• Manufacturer Part Number: MC68HC908JK8CP
• Manufacturer: Freescale Semiconductor

Specifications of MC68HC908JK8CP

• Cpu Family: HC08
• Device Core Size: 8b
• Frequency (max): 8MHz
• Interface Type: SCI
• Program Memory Type: Flash
• Program Memory Size: 8KB
• Total Internal Ram Size: 256Byte
• # I/os (max): 15
• Number Of Timers - General Purpose: 4
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 2.7V
• On-chip Adc: 13-chx8-bit
• Instruction Set Architecture: CISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Through Hole
• Pin Count: 20
• Package Type: PDIP
• Lead Free Status / Rohs Status: Not Compliant

General Description
22
ADC12/T2CLK
OSC2/RCCLK
PTD0–PTD7
PTB0–PTB7
PTA0–PTA7
PIN NAME
OSC1
VDD
VSS
RST
IRQ
MC68HC908JL8/JK8 • MC68HC08JL8/JK8 • MC68HC908KL8 Data Sheet, Rev. 3.1
Power supply.
Power supply ground.
Reset input, active low;
with internal pull-up and schmitt trigger input.
External IRQ pin; with programmable internal pull-up and schmitt
trigger input.
Used for monitor mode entry.
Crystal or RC oscillator input.
OSC2: crystal oscillator output; inverted OSC1 signal.
RCCLK: RC oscillator clock output.
Pin as PTA6/KBI6 (see PTA0–PTA7).
ADC12: channel-12 input of ADC.
T2CLK: external input clock for TIM2.
8-bit general purpose I/O port.
Each pin has programmable internal pull-up when configured as
input.
Pins as keyboard interrupts, KBI0–KBI7.
PTA0–PTA5 and PTA7 have LED direct sink capability.
PTA6 as OSC2/RCCLK.
8-bit general purpose I/O port.
Pins as ADC input channels, ADC0–ADC7.
8-bit general purpose I/O port;
with programmable internal pull-ups on PTD6–PTD7.
PTD0–PTD3 as ADC input channels, ADC11–ADC8.
PTD2–PTD3 and PTD6–PTD7 have LED direct sink capability
PTD4 as T1CH0 of TIM1.
PTD5 as T1CH1 of TIM1.
PTD6–PTD7 have configurable 25mA open-drain output.
PTD6 as TxD of SCI.
PTD7 as RxD of SCI.
PIN DESCRIPTION
Table 1-2. Pin Functions
IN/OUT
In/Out
In/Out
In/Out
In/Out
In/Out
In/Out
In/Out
Input
Out
Out
Out
Out
Out
Out
Out
Out
In
In
In
In
In
In
In
In
In
In
Freescale Semiconductor
VDD to V
VSS to VDD
VSS to VDD
VSS to VDD
VOLTAGE
5V or 3V
LEVEL
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VSS
VSS
VSS
0V
TST