Texas Instruments TM4C1294NCPDT - Figure 27-28. ADC External Reference Filtering

Figure 27-28. ADC External Reference Filtering
V
REF+
GNDA
Tiva™ Microcontroller
C
REF
V
REF+
GNDA
V
REF
I
VREF
Figure 27-29. ADC Input Equivalency
Rs
Cs
C
ADC
Pin
V
S
I
L
Zs
Clamp
R
ADC
Input PAD
Equivalent
Circuit
Z
ADC
Input PAD
Equivalent
Circuit
R
ADC
Input PAD
Equivalent
Circuit
R
ADC
12-bit
SAR ADC
Converter
Pin
Pin
Tiva™ Microcontroller
12-bit
Word
V
ADCIN
ESD
V
DD
June 18, 20141866
Texas Instruments-Production Data
Electrical Characteristics