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Infineon Technologies TC1796 User Manual

Infineon Technologies TC1796
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TC1796
System Units (Vol. 1 of 2)
Introduction
User’s Manual 1-32 V2.0, 2007-07
Intro, V2.0
1.3.3.2 Fast Analog-to-Digital Converter Unit (FADC)
The on-chip FADC module of the TC1796 is primarily a four-channel A/D converter with
10-bit resolution that operates by the method of successive approximation.
Features
Extreme fast conversion, 21 cycles of
f
FADC
(280 ns @ f
FADC
=75 MHz)
10-bit A/D conversion
Higher resolution by averaging of consecutive conversions is supported
Successive approximation conversion method
Four differential input channels
Offset and gain calibration support for each channel
Differential input amplifier with programmable gain of 1, 2, 4 and 8 for each channel
Free-running (Channel Timers) or triggered conversion modes
Trigger and gating control for external signals
Built-in Channel Timers for internal triggering
Channel timer request periods independently selectable for each channel
Selectable, programmable antialiasing and data reduction filter block
Figure 1-10 Block Diagram of the FADC Module
Address
Decoder
SR[3:0]
To DMA
MCB05582
V
FAGND
V
DDAF
V
SSAF
V
DDMF
V
FAREF
V
SSMF
Interrupt
Control
TS[7:0]
GS[7:0]
Clock
Control
f
FADC
f
CLC
A/D
Converter
Data
Reduction
Unit
Channel
Trigger
Control
Channel
Timers
A/D
Control
FAIN0P
FAIN0N
FAIN1P
FAIN1N
FAIN2P
FAIN2N
FAIN3P
FAIN3N
Input Stage

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Infineon Technologies TC1796 Specifications

General IconGeneral
BrandInfineon Technologies
ModelTC1796
CategoryController
LanguageEnglish