MC68HC908JK8CP Freescale Semiconductor, MC68HC908JK8CP Datasheet - Page 21

• 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

1.5 Pin Functions
Description of the pin functions are provided in
Freescale Semiconductor
OSC2/RCCLK/PTA6/KBI6
OSC2/RCCLK/PTA6/KBI6
MC68HC908JL8/JK8 • MC68HC08JL8/JK8 • MC68HC908KL8 Data Sheet, Rev. 3.1
The 20-pin MC68HC908JL8 is designated MC68HC908JK8.
PTB7/ADC7
PTB6/ADC6
PTB5/ADC5
PTB7/ADC7
PTB6/ADC6
PTB5/ADC5
PTA0/KBI0
PTA1/KBI1
PTA2/KBI2
PTA3/KBI3
PTD7/RxD
PTD6/TxD
PTD7/RxD
PTD6/TxD
OSC1
OSC1
Figure 1-4. 28-Pin PDIP/SOIC Pin Assignment
Figure 1-5. 20-Pin PDIP/SOIC Pin Assignment
VDD
VSS
VDD
VSS
IRQ
IRQ
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
11
12
13
14
20
19
18
17
16
15
14
13
12
11
28
27
26
25
24
23
22
21
20
19
18
17
16
15
Table
RST
PTD4/T1CH0
PTD5/T1CH1
PTD2/ADC9
PTD3/ADC8
PTB0/ADC0
PTB1/ADC1
PTB2/ADC2
PTB3/ADC3
PTB4/ADC4
RST
PTA5/KBI5
PTD4/T1CH0
PTD5/T1CH1
PTD2/ADC9
PTA4/KBI4
PTD3/ADC8
PTB0/ADC0
PTB1/ADC1
PTD1/ADC10
PTB2/ADC2
PTB3/ADC3
PTD0/ADC11
PTB4/ADC4
1-2.
Pins not available on 28-pin packages
Internal pads are unconnected.
Set these unused port I/Os to output low.
Pins not available on 20-pin packages
Internal pads are unconnected.
Set these unused port I/Os to output low.
PTA7/KBI7
PTA0/KBI0
PTA1/KBI1
PTA2/KBI2
PTA3/KBI3
PTA4/KBI4
PTA5/KBI5
PTA7/KBI7
ADC12/T2CLK
ADC12/T2CLK
PTE0/T2CH0
PTE1/T2CH1
PTD0/ADC11
PTD1/ADC10
PTE0/T2CH0
PTE1/T2CH1
Pin Functions
21