MC9S12T64 Datasheet, PDF (490/608 Pages) Motorola, Inc – Specification

Freescale Semiconductor, Inc.
Analog to Digital Converter (ATD)
Block Diagram
ATD Module
Bus Clock
Clock
ATD clock
Prescaler
Conversion
Complete Interrupt
VRH
VRL
VDDA
VSSA
AN7 / ETRIG
(PAD7)
AN6 (PAD6)
AN5 (PAD5)
AN4 (PAD4)
AN3 (PAD3)
AN2 (PAD2)
AN1 (PAD1)
AN0 (PAD0)
Mode and Timing Control
Successive
Approximation
Register (SAR)
and DAC
Results
ATD 0
ATD 1
ATD 2
ATD 3
ATD 4
ATD 5
ATD 6
ATD 7
+
Sample & Hold
1
1
-
Comparator
Analog ATD Input Enable Register
MUX
Port AD Data Register
Figure 97 ATD Module Block Diagram
MC9S12T64Revision 1.1.1
Analog to Digital Converter (ATD)
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