DSPIC30F3013-30I Datasheet, PDF (182/210 Pages) Microchip Technology – High-Performance, 16-bit Digital Signal Controllers

dsPIC30F2011/2012/3012/3013
TABLE 20-36: 12-BIT ADC MODULE SPECIFICATIONS
AC CHARACTERISTICS
Standard Operating Conditions: 2.5V to 5.5V
(unless otherwise stated)
Operating temperature -40°C ≤TA ≤+85°C for Industrial
-40°C ≤TA ≤+125°C for Extended
Param
No.
Symbol
Characteristic
Min.
Typ
Max. Units
Conditions
Device Supply
AD01 AVDD
Module VDD Supply
Greater of — Lesser of V
VDD - 0.3
VDD + 0.3
or 2.7
or 5.5
AD02 AVSS
Module VSS Supply
VSS - 0.3 — VSS + 0.3 V
Reference Inputs
AD05 VREFH Reference Voltage High AVSS + 2.7 —
AVDD
V
AD06 VREFL Reference Voltage Low
AVSS
— AVDD - 2.7 V
AD07 VREF
Absolute Reference
Voltage
AVSS - 0.3 — AVDD + 0.3 V
AD08 IREF
Current Drain
—
200
300
.001
2
μA A/D operating
μA A/D off
Analog Input
AD10 VINH-VINL Full-Scale Input Span
VREFL
—
VREFH
V See Note 1
AD11 VIN
Absolute Input Voltage
AVSS - 0.3 — AVDD + 0.3 V
—
AD12 —
Leakage Current
—
±0.001 ±0.610
μA VINL = AVSS = VREFL =
0V, AVDD = VREFH = 5V
Source Impedance =
2.5 kΩ
AD13 —
Leakage Current
—
±0.001 ±0.610
μA VINL = AVSS = VREFL =
0V, AVDD = VREFH = 3V
Source Impedance =
2.5 kΩ
AD15 RSS
Switch Resistance
—
3.2K
—
Ω
AD16 CSAMPLE Sample Capacitor
—
18
pF
AD17 RIN
Recommended Impedance
—
—
2.5K
Ω
of Analog Voltage Source
DC Accuracy⁽²⁾
AD20 Nr
Resolution
12 data bits
bits
AD21 INL
Integral Nonlinearity
—
—
<±1
LSb VINL = AVSS = VREFL =
0V, AVDD = VREFH = 5V
AD21A INL
Integral Nonlinearity
—
—
<±1
LSb VINL = AVSS = VREFL =
0V, AVDD = VREFH = 3V
AD22 DNL
Differential Nonlinearity
—
—
<±1
LSb VINL = AVSS = VREFL =
0V, AVDD = VREFH = 5V
AD22A DNL
Differential Nonlinearity
—
—
<±1
LSb VINL = AVSS = VREFL =
0V, AVDD = VREFH = 3V
AD23 GERR
Gain Error
+1.25 +1.5
+3
LSb VINL = AVSS = VREFL =
0V, AVDD = VREFH = 5V
AD23A GERR
Gain Error
+1.25 +1.5
+3
LSb VINL = AVSS = VREFL =
0V, AVDD = VREFH = 3V
Note 1: The A/D 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 references.
DS70139G-page 182
© 2010 Microchip Technology Inc.