2013 Microchip Technology Inc.
Advance Information
DS33030A-page 209
PIC24FV16KM204 FAMILY
19.0 12-BIT A/D CONVERTER WITH
THRESHOLD DETECT
The PIC24F 12-bit A/D Converter has the following key
features:
• Successive Approximation Register (SAR)
Conversion
• Conversion Speeds of up to 100 ksps
• Up to 32 Analog Input Channels (Internal and
External)
• Multiple Internal Reference Input Channels
• External Voltage Reference Input Pins
• Unipolar Differential Sample-and-Hold (S/H)
Amplifier
• Automated Threshold Scan and Compare
Operation to Pre-Evaluate Conversion Results
• Selectable Conversion Trigger Source
• Fixed-Length (one word per channel),
Configurable Conversion Result Buffer
• Four Options for Results Alignment
• Configurable Interrupt Generation
• Operation During CPU Sleep and Idle modes
The 12-bit A/D Converter module is an enhanced
version of the 10-bit module offered in some PIC24
devices. Both modules are Successive Approximation
Register (SAR) converters at their cores, surrounded
by a range of hardware features for flexible
configuration. This version of the module extends
functionality by providing 12-bit resolution, a wider
range of automatic sampling options and tighter
integration with other analog modules, such as the
CTMU, and a configurable results buffer. There is a
legacy 10-bit mode on this A/D to allow the option to run
with lower resolution in order to obtain higher
throughput. This module also includes a unique
Threshold Detect feature that allows the module itself
to make simple decisions based on the conversion
results.
A simplified block diagram for the module is illustrated
in
Note:
This data sheet summarizes the features of
this group of PIC24F devices. It is not
intended to be a comprehensive reference
source. For more information on the 12-Bit
A/D Converter with Threshold Detect, refer
to the
“PIC24F Family Reference Manual”
,
Section 51. “12-Bit A/D Converter with
Threshold Detect”
(DS39739).
Summary of Contents for PIC24FV16KM204 FAMILY
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