Datasheet

MC9S08QB8 Series MCU Data Sheet, Rev. 3
Pin Assignments
Freescale Semiconductor6
Figure 3. MC9S08QB8 Series in 24-Pin QFN Packages
Figure 4. MC9S08QB8 Series in 16-Pin TSSOP Package
V
DDA
/V
REFH
1
2
3
4
5
6
V
SSA
/V
REFL
V
SS
13
8
9
10 11 12
7
18
192021
V
DD
14
15
16
17
24 23 22
PTA5/IRQ/TCLK/RESET
PTA4/ACMPO/BKGD/MS
PTA7
PTA0/KBIP0/TPMCH0/ADP0/ACMP+
PTC0
PTB3/KBIP7/ADP7 PTB2/KBIP6/ADP6
PTB1/KBIP5/TxD/ADP5
PTB0/KBIP4/RxD/ADP4
PTA2/KBIP2/ADP2
PTA3/KBIP3/ADP3
PTA1/KBIP1/ADP1/ACMP–
PTC1
PTB4
PTC7
PTB6/XTAL
PTB5/TPMCH0
PTB7/EXTAL
PTA6
PTC6
Pins shown in bold type are lost in the next lower pin count package.
1
2
3
4
5
6
7
8
9
10
11
13
14
PTB4
PTB3/KBIP7/ADP7
PTB2/KBIP6/ADP6
PTB1/KBIP5/TxD/ADP5
PTB0/KBIP4/RxD/ADP4
PTA2/KBIP2/ADP2
PTA3/KBIP3/ADP3
PTA1/KBIP1/ADP1/ACMP–
PTA0/KBIP0/TPMCH0/ADP0/ACMP+
PTA5/IRQ/TCLK/RESET
PTA4/ACMPO/BKGD/MS
V
DD
V
SS
PTB7/EXTAL
PTB6/XTAL
PTB5/TPMCH0
15
16
12