|
70592C Datasheet, PDF (280/314 Pages) Microchip Technology – High-Performance, 16-bit Microcontrollers | |||
|
◁ |
PIC24HJXXXGPX06A/X08A/X10A
TABLE 24-41: ADC MODULE SPECIFICATIONS (10-BIT MODE)(1)
AC CHARACTERISTICS
Standard Operating Conditions: 3.0V to 3.6V
(unless otherwise stated)
Operating temperature -40°C ⤠TA ⤠+85°C for Industrial
-40°C â¤TA â¤+125°C for Extended
Param
No.
Symbol
Characteristic
Min. Typ Max. Units
Conditions
ADC Accuracy (10-bit Mode) â Measurements with external VREF+/VREF-
AD20b Nr
Resolution
10 data bits
bits
AD21b INL
Integral Nonlinearity
-1.5
â
+1.5 LSb VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 3.6V
AD22b DNL
Differential Nonlinearity
>-1
â
<1
LSb VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 3.6V
AD23b GERR
Gain Error
â
3
6
LSb VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 3.6V
AD24b EOFF
Offset Error
â
2
5
LSb VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 3.6V
AD25b â
Monotonicity
â
â
â
â Guaranteed
ADC Accuracy (10-bit Mode) â Measurements with internal VREF+/VREF-
AD20b Nr
Resolution
10 data bits
bits
AD21b INL
Integral Nonlinearity
-1
â
+1 LSb VINL = AVSS = 0V, AVDD = 3.6V
AD22b DNL
Differential Nonlinearity
>-1
â
<1 LSb VINL = AVSS = 0V, AVDD = 3.6V
AD23b GERR
Gain Error
â
7
15 LSb VINL = AVSS = 0V, AVDD = 3.6V
AD24b EOFF
Offset Error
â
3
7
LSb VINL = AVSS = 0V, AVDD = 3.6V
AD25b â
Monotonicity
â
â
â
â Guaranteed
Dynamic Performance (10-bit Mode)
AD30b THD
Total Harmonic Distortion
â
â
-64 dB
â
AD31b SINAD Signal to Noise and
57 58.5 â
dB
â
Distortion
AD32b SFDR Spurious Free Dynamic
72
â
â
dB
â
Range
AD33b FNYQ
Input Signal Bandwidth
â
â 550 kHz
â
AD34b ENOB Effective Number of Bits
9.16 9.4
â
bits
â
Note 1: Injection currents > | 0 | can affect the ADC results by approximately 4-6 counts (i.e., VIH source > (VDD +
0.3) or VIL source < (VSS â 0.3)).
DS70592C-page 280
© 2011 Microchip Technology Inc.
|
▷ |