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PIC24FJ64GA006-I Datasheet, PDF (231/258 Pages) Microchip Technology – 64/80/100-Pin, General Purpose, 16-Bit Flash Microcontrollers | |||
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PIC24FJ128GA010 FAMILY
TABLE 27-22: A/D MODULE SPECIFICATIONS
AC CHARACTERISTICS
Standard Operating Conditions: 2.0V to 3.6V (unless otherwise stated)
Operating temperature -40°C ï£ TA ï£ +85°C
Param Symbol
No.
Characteristic
Min.
Typ
Max. Units
Conditions
AD01 AVDD
Module VDD Supply
AD02 AVSS
Module VSS Supply
Device Supply
Greater of
VDD â 0.3
or 2.0
â
Lesser of
V
VDD + 0.3
or 3.6
VSS â 0.3
â
VSS + 0.3
V
AD05
AD06
AD07
VREFH
VREFL
VREF
Reference Voltage High
Reference Voltage Low
Absolute Reference
Voltage
Reference Inputs
AVSS + 1.7
â
AVDD
V
AVSS
â AVDD â 1.7 V
AVSS â 0.3
â AVDD + 0.3 V
AD08 IVREF
AD09 ZVREF
Reference Voltage Input
Current
Reference Input
Impedance
â
â
1.25
mA
â
10K
â
ï
AD10
AD11
AD12
VINH-VINL Full-Scale Input Span(2)
VIN
Absolute Input Voltage
â Leakage Current
Analog Input
VREFL
AVSS â 0.3
â
±0.001
VREFH
AVDD + 0.3
±0.610
AD14 VINL
AD17 RIN
Absolute VINL Input Voltage AVSS â 0.3
Recommended
â
â
Impedance of Analog Voltage
AVDD/2
2.5K
V
V
ïA VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 5V,
Source Impedance = 2.5 kï
V
AD20a Nr
AD21a INL
AD22a DNL
AD23a GERR
AD24a EOFF
AD25a
â
Resolution
Integral Nonlinearity(2)
Differential Nonlinearity(2)
Gain Error(2)
Offset Error(2)
Monotonicity(1)
A/D Accuracy
10 data bits
â
+1
<±2
â
+0.5
<±1
â
+1
±3
â
+1
±2
â
â
â
bits
LSb VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 3V
LSb VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 3V
LSb VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 3V
LSb VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 3V
â Guaranteed
Note 1: The A/D conversion result never decreases with an increase in the input voltage and has no missing codes.
2: Measurements are taken with external VREF+ and VREF- used as the A/D voltage reference.
ï£ 2005-2012 Microchip Technology Inc.
DS39747F-page 231
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