PIC24FJ64GA705 Datasheet, PDF (373/412 Pages) –

PIC24FJ256GA705 FAMILY
TABLE 32-24: A/D MODULE SPECIFICATIONS
AC CHARACTERISTICS
Standard Operating Conditions: 2.0V to 3.6V (unless otherwise stated)
Operating temperature
-40°C  TA  +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: — Lesser of: V
VDD – 0.3
VDD + 0.3
or 2.2
or 3.6
VSS – 0.3 — VSS + 0.3 V
Reference Inputs
AD05 VREFH Reference Voltage High AVSS + 1.7 —
AVDD
V
AD06 VREFL Reference Voltage Low
AVSS
— AVDD – 1.7 V
AD07 VREF
Absolute Reference
Voltage
AVSS – 0.3 — AVDD + 0.3 V
AD10
AD11
AD12
AD13
VINH-VINL Full-Scale Input Span
VIN
Absolute Input Voltage
VINL
Absolute VINL Input
Voltage
Leakage Current
AD17 RIN
Recommended
Impedance of Analog
Voltage Source
Analog Inputs
VREFL
—
VREFH
AVSS – 0.3 — AVDD + 0.3
AVSS – 0.3 —
AVDD/3
—
±1.0
±610
—
—
2.5K
V (Note 2)
V
V
nA VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 3V,
Source Impedance = 2.5 k
 10-bit
A/D Accuracy
AD20B Nr
Resolution
—
12
—
bits
AD21B INL
Integral Nonlinearity
—
±1
< ±2
LSb VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 3V
AD22B DNL
Differential Nonlinearity
—
—
< ±1
LSb VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 3V
AD23B GERR Gain Error
—
±1
±4
LSb VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 3V
AD24B EOFF
Offset Error
—
±1
±2
LSb VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 3V
AD25B
Monotonicity⁽¹⁾
—
—
—
— Guaranteed
Note 1: The A/D conversion result never decreases with an increase in the input voltage.
2: Measurements are taken with the external VREF+ and VREF- used as the A/D voltage reference.
 2016 Microchip Technology Inc.
DS30010118B-page 373