Datasheet

Pin Assignments
MC9S08QB8 Series MCU Data Sheet, Rev. 3
Freescale Semiconductor 5
Figure 2. MC9S08QB8 Series in 28-Pin SOIC Package
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
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–
PTA0/KBIP0/TPMCH0/ADP0/ACMP+
PTA7
PTA6
PTB4
PTC3
PTA5/IRQ/TCLK/RESET
PTA4/ACMPO/BKGD/MS
V
DD
V
SS
PTB7/EXTAL
PTB6/XTAL
PTB5/TPMCH0
PTC1
PTC6
PTC7
PTC2
PTC4
PTC5
V
DDA
/V
REFH
V
SSA
/V
REFL
Pins shown in bold type are lost in the next lower pin count package.