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PIC24FV32KA304_1 Datasheet, PDF (285/320 Pages) Microchip Technology – 20/28/44/48-Pin, General Purpose, 16-Bit Flash Microcontrollers with XLP Technology | |||
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PIC24FV32KA304 FAMILY
TABLE 29-27: ADC MODULE SPECIFICATIONS
AC CHARACTERISTICS
Standard Operating Conditions: 1.8V to 3.6V PIC24F32KA3XX
2.0V to 5.5V PIC24FV32KA3XX
Operating temperature -40°C ï£ TA ï£ +85°C for Industrial
Param
No.
Symbol
Characteristic
Min.
Typ
Max. Units
Conditions
AD01 AVDD
Module VDD Supply
AD02 AVSS
Module VSS Supply
Device Supply
Greater of â Lesser of V
VDD â 0.3
VDD + 0.3
or 1.8
or 3.6
VSS â 0.3 â VSS + 0.3 V
AD05
AD06
AD07
VREFH
VREFL
VREF
Reference Inputs
Reference Voltage High AVSS + 1.7 â
AVDD
V
Reference Voltage Low
AVSS
â AVDD â 1.7 V
Absolute Reference
Voltage
AVSS â 0.3 â AVDD + 0.3 V
AD10
AD11
AD12
AD17
VINH-VINL
VIN
VINL
RIN
Full-Scale Input Span
Absolute Input Voltage
Absolute VINL Input
Voltage
Recommended
Impedance of Analog
Voltage Source
Analog Input
VREFL
â
VREFH
V (Note 2)
AVSS â 0.3 â AVDD + 0.3 V
AVSS â 0.3
AVDD/2
V
â
â
2.5K
ï 12-bit
ADC Accuracy
AD20b NR
Resolution
â
12
â
bits
AD21b INL
Integral Nonlinearity
â
±1
±9
LSb VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 5V
AD22b DNL
Differential Nonlinearity
â
±1
±5
LSb VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 5V
AD23b GERR
Gain Error
â
±1
±9
LSb VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 5V
AD24b EOFF
Offset Error
â
±1
±5
LSb VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 5V
AD25b
Monotonicity(1)
â
â
â
â Guaranteed
Note 1: The ADC conversion result never decreases with an increase in the input voltage.
2: Measurements are taken with external VREF+ and VREF- used as the ADC voltage reference.
ï£ 2011 Microchip Technology Inc.
DS39995B-page 285
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