MC9S12A128 MOTOROLA [Motorola, Inc], MC9S12A128 Datasheet - Page 9
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MC9S12A128
Manufacturer Part Number
MC9S12A128
Description
Microcontroller unit (MCU)
Manufacturer
MOTOROLA [Motorola, Inc]
Datasheet
1.MC9S12A128.pdf
(92 pages)
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List of Figures
Figure 1-1
Figure 1-2
Figure 2-1
Figure 2-2
Figure 2-3
Figure 3-1
Figure 18-1 Recommended PCB Layout 112 LQFP. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Figure 18-2 Recommended PCB Layout for 80 QFP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Figure A-1
Figure A-2
Figure A-3
Figure A-4
Figure A-5
Figure A-6
Figure A-7
Figure A-8
Figure A-9
Figure B-1
Figure B-2
MC9S12A128 Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
MC9S12A128 Memory Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Pin Assignments in 112-Pin LQFP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Pin Assignments in 80-Pin QFP for MC9S12A128 . . . . . . . . . . . . . . . . . . . . . . . 25
PLL Loop Filter Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Clock Connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39
ATD Accuracy Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Basic PLL Functional Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Jitter Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
Maximum Bus Clock Jitter Approximation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
SPI Master Timing (CPHA = 0) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
SPI Master Timing (CPHA =1). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
SPI Slave Timing (CPHA = 0) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
SPI Slave Timing (CPHA =1). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
General External Bus Timing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
112-Pin LQFP Mechanical Dimensions (Case no. 987) . . . . . . . . . . . . . . . . . . 88
80-pin QFP Mechanical Dimensions (Case no. 841B) . . . . . . . . . . . . . . . . . . . 89
MC9S12A128 Device Guide — V01.01
9