MC9S08QB4 View Datasheet(PDF) - Freescale Semiconductor

Part Name

Description

Manufacturer

MC9S08QB4

8-Bit HCS08 Central Processor Unit

Freescale Semiconductor 

Pin Assignments

24 23 22 21 20 19

VDD 1

18 PTA2/KBIP2/ADP2

VDDA/VREFH 2

17 PTA3/KBIP3/ADP3

VSSA/VREFL 3

VSS 4

16 PTA6

15 PTA7

PTB7/EXTAL 5

14 PTB0/KBIP4/RxD/ADP4

PTB6/XTAL 6

13 PTB1/KBIP5/TxD/ADP5

7 8 9 10 11 12

Pins shown in bold type are lost in the next lower pin count package.

Figure 3. MC9S08QB8 Series in 24-Pin QFN Packages

PTA5/IRQ/TCLK/RESET

1

PTA4/ACMPO/BKGD/MS

2

VDD

3

VSS

4

PTB7/EXTAL

5

PTB6/XTAL

6

PTB5/TPMCH0

7

PTB4 8

16 PTA0/KBIP0/TPMCH0/ADP0/ACMP+

15 PTA1/KBIP1/ADP1/ACMP–

14 PTA2/KBIP2/ADP2

13 PTA3/KBIP3/ADP3

12 PTB0/KBIP4/RxD/ADP4

11 PTB1/KBIP5/TxD/ADP5

10 PTB2/KBIP6/ADP6

9 PTB3/KBIP7/ADP7

Figure 4. MC9S08QB8 Series in 16-Pin TSSOP Package

MC9S08QB8 Series MCU Data Sheet, Rev. 3

6

Freescale Semiconductor

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