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PIC24FJ256GA106T-I Datasheet, PDF (271/292 Pages) Microchip Technology – 64/80/100-Pin, 16-Bit General Purpose Flash Microcontrollers with Peripheral Pin Select | |||
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PIC24FJ256GA110 FAMILY
TABLE 27-18: ADC MODULE SPECIFICATIONS
AC CHARACTERISTICS
Standard Operating Conditions: 2.0V to 3.6V
(unless otherwise stated)
Operating temperature -40°C ⤠TA ⤠+85°C
Param
No.
Symbol
Characteristic
Min.
Typ
Max. Units
Conditions
Device Supply
AD01 AVDD Module VDD Supply
Greater of â Lesser of V
VDD â 0.3
VDD + 0.3
or 2.0
or 3.6
AD02 AVSS
Module VSS Supply
VSS â 0.3 â VSS + 0.3 V
Reference Inputs
AD05 VREFH Reference Voltage High AVSS + 1.7 â
AVDD
V
AD06 VREFL Reference Voltage Low
AVSS
â AVDD â 1.7 V
AD07 VREF
Absolute Reference
Voltage
AVSS â 0.3 â AVDD + 0.3 V
Analog Input
AD10 VINH-VINL Full-Scale Input Span
VREFL
â
VREFH
V (Note 2)
AD11 VIN
Absolute Input Voltage
AVSS â 0.3 â AVDD + 0.3 V
â
AD12 VINL
Absolute VINL Input
Voltage
AVSS â 0.3
AVDD/2
V
AD17 RIN
Recommended Impedance
â
of Analog Voltage Source
â
2.5K
Ω 10-bit
ADC Accuracy
AD20b Nr
Resolution
â
10
â
bits
AD21b INL
Integral Nonlinearity
â
±1
<±2
LSb VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 3V
AD22b DNL
Differential Nonlinearity
â
±0.5
<±1
LSb VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 3V
AD23b GERR Gain Error
â
±1
±3
LSb VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 3V
AD24b EOFF
AD25b â
Offset Error
Monotonicity(1)
â
±1
±2
LSb VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 3V
â
â
â
â Guaranteed
Note 1: The ADC conversion result never decreases with an increase in the input voltage and has no missing codes.
2: Measurements taken with external VREF+ and VREF- used as the ADC voltage reference.
© 2008 Microchip Technology Inc.
Preliminary
DS39905B-page 269
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