Datasheet

MC9S08SG32 Data Sheet, Rev. 8
Freescale Semiconductor 25
Chapter 2
Pins and Connections
This section describes signals that connect to package pins. It includes pinout diagrams, recommended
system connections, and detailed discussions of signals.
2.1 Device Pin Assignment
The following figures show the pin assignments for the MC9S08SG32 Series devices.
Figure 2-1. 28-Pin TSSOP
Figure 2-2. 20-Pin TSSOP
1
1. 20-Pin TSSOP package not available for the high-temperature rated devices.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
PTC6/ADP14
PTC7/ADP15
PTA0/PIA0/TPM1CH0/TCLK/ADP0/ACMP+
PTA1/PIA1/TPM2CH0/ADP1/ACMP–
PTA2/PIA2/SDA/ACMPO/ADP2
PTA3/PIA3/SCL/ADP3
PTA6/TPM2CH0
PTA7/TPM2CH1
PTB0/PIB0/RxD/ADP4
PTB1/PIB1/TxD/ADP5
PTB2/PIB2/SPSCK/ADP6
PTB3/PIB3/MOSI/ADP7
PTC0/TPM1CH0/ADP8
PTC1/TPM1CH1/ADP9
PTC5/ADP13
PTC4/ADP12
RESET
BKGD/MS
VDD
VDDA/VREFH
VSSA/VREFL
VSS
PTB7/SCL/EXTAL
PTB6/SDA/XTAL
PTB5/TPM1CH1/SS
PTB4/TPM2CH1/MISO
PTC3/ADP11
PTC2/ADP10
28
27
26
25
24
23
22
21
20
19
18
17
16
15
PTB1/PIB1/TxD/ADP5
PTB5/TPM1CH1/SS
PTB6/SDA/XTAL
PTB2/PIB2/SPSCK/ADP6
PTA3/PIA3/SCL/ADP3
PTB4/TPM2CH1/MISO
PTB3/PIB3/MOSI/ADP7
PTB0/PIB0/RxD/ADP4
V
DD
V
SS
PTB7/SCL/EXTAL
1
2
3
4
5
6
7
8
20
19
18
17
16
15
9
10
14
12
11
13
PTC3/ADP11
PTC0/TPM1CH0/ADP8
PTC2/ADP10
PTC1/TPM1CH1/ADP9
RESET
BKGD/MS
PTA0/PIA0/TPM1CH0/TCLK/ADP0/ACMP+
PTA1/PIA1/TPM2CH0/ADP1/ACMP–
PTA2/PIA2/SDA/ACMPO/ADP2