mc68hc908qb4 Freescale Semiconductor, Inc, mc68hc908qb4 Datasheet - Page 20

• Manufacturer Part Number: mc68hc908qb4
• Description: M68hc08 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

General Description
1.4 Pin Assignments
The MC68HC908QB8, MC68HC908QB4, and MC68HC908QY8 are available in 16-pin packages.
Figure 1-2
1.5 Pin Functions
Table 1-2
20
PTA5/OSC1/AD3/KBI5
PTA4/OSC2/AD2/KBI4
PTA5/OSC1/AD3/KBI5
PTA4/OSC2/AD2/KBI4
PTA3/RST/KBI3
PTA3/RST/KBI3
PTB4/Rx/AD8
PTB5/Tx/AD9
PTB7/TCH3
PTB6/TCH2
provides a description of the pin functions.
shows the pin assignment for these packages.
MC68HC908QB8/MC68HC908QB4 PDIP/SOIC
PTB7
PTB6
PTB5
PTB4
V
V
DD
DD
MC68HC908QY8 PDIP/SOIC
16-PIN ASSIGNMENT
16-PIN ASSIGNMENT
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
16
15
14
13
12
11
10
9
9
PTB0
PTB1
PTA0/TCH0/AD0/KBI0
PTA1/TCH1/AD1/KBI1
PTB2
PTB3
PTA2/IRQ/KBI2/TCLK
V
Figure 1-2. MCU Pin Assignments
V
PTB0/SCK/AD4
PTB1/MOSI/AD5
PTA0/TCH0/AD0/KBI0
PTA1/TCH1/AD1/KBI1
PTB2/MISO/AD6
PTB3/SS/AD7
PTA2/IRQ/KBI2/TCLK
SS
SS
MC68HC908QB8 Data Sheet, Rev. 2
PTA5/OSC1/AD3/KBI5
PTA0/TCH0/AD0/KBI0
PTA5/OSC1/AD3/KBI5
PTA0/TCH0/AD0/KBI0
PTB1/MOSI/AD5
PTB0/SCK/AD4
PTB7/TCH3
PTB6/TCH2
PTB1
PTB0
PTB7
PTB6
V
V
V
V
DD
SS
DD
SS
MC68HC908QB8/MC68HC908QB4 TSSOP
MC68HC908QY8 TSSOP
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
16-PIN ASSIGNMENT
16-PIN ASSIGNMENT
16
15
14
13
12
11
10
16
15
14
13
12
11
10
9
9
Freescale Semiconductor
PTA1/TCH1/AD1/KBI1
PTB2
PTB3
PTA2/IRQ/KBI2/TCLK
PTA3/RST/KBI3
PTB4
PTB5
PTA4/OSC2/AD2/KBI4
PTB2/MISO/AD6
PTB3/SS/AD7
PTA2/IRQ/KBI2/TCLK
PTA3/RST/KBI3
PTB4//Rx/AD8
PTB5/Tx/AD9
PTA4/OSC2/AD2/KBI4
PTA1/TCH1/AD1/KBI1