mc9s08qb8 Freescale Semiconductor, Inc, mc9s08qb8 Datasheet - Page 5

• Manufacturer Part Number: mc9s08qb8
• Description: 8-bit Hcs08 Central Processor Unit
• Manufacturer: Freescale Semiconductor, Inc

Freescale Semiconductor
Pins shown in bold type are lost in the next lower pin count package.
PTA4/ACMPO/BKGD/MS
PTA5/IRQ/TCLK/RESET
PTB5/TPMCH0
PTB7/EXTAL
V
V
PTB6/XTAL
Figure 2. MC9S08QB8 Series in 28-Pin SOIC Package
DDA
SSA
/V
/V
PTC5
PTC4
PTB4
PTC3
PTC2
REFH
REFL
V
V
DD
SS
MC9S08QB8 Series MCU Data Sheet, Rev. 2
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
PTA6
PTC6
PTC7
PTA0/KBIP0/TPMCH0/ADP0/ACMP+
PTA1/KBIP1/ADP1/ACMP–
PTA2/KBIP2/ADP2
PTA3/KBIP3/ADP3
PTA7
PTB0/KBIP4/RxD/ADP4
PTB1/KBIP5/TxD/ADP5
PTB3/KBIP7/ADP7
PTB2/KBIP6/ADP6
PTC0
PTC1
Pin Assignments
5