DSPIC30F6011A_06 Datasheet, PDF (212/238 Pages) Microchip Technology – High-Performance, 16-Bit Digital Signal Controllers

dsPIC30F6011A/6012A/6013A/6014A
TABLE 23-38: 12-BIT ADC MODULE SPECIFICATIONS
AC CHARACTERISTICS
Standard Operating Conditions: 2.7V 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
AVSS - 0.3 — AVDD + 0.3 V
—
Voltage
AD08 IREF
Current Drain
—
150
200
.001
1
μA operating
μA off
Analog Input
AD10 VINH-VINL Full-Scale Input Span
VREFL
VREFH
V See Note
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
AD20 Nr
AD21 INL
AD21A INL
AD22 DNL
AD22A DNL
AD23 GERR
Resolution
Integral Nonlinearity⁽³⁾
Integral Nonlinearity⁽³⁾
Differential Nonlinearity⁽³⁾
Differential Nonlinearity⁽³⁾
Gain Error⁽³⁾
12 data bits
—
—
<±1
—
—
<±1
—
—
<±1
—
—
<±1
+1.25 +1.5
+3
bits
LSb VINL = AVSS = VREFL =
0V, AVDD = VREFH = 5V
LSb VINL = AVSS = VREFL =
0V, AVDD = VREFH = 3V
LSb VINL = AVSS = VREFL =
0V, AVDD = VREFH = 5V
LSb VINL = AVSS = VREFL =
0V, AVDD = VREFH = 3V
LSb VINL = AVSS = VREFL =
0V, AVDD = VREFH = 5V
Note 1: The ADC conversion result never decreases with an increase in the input voltage, and has no missing
codes.
2: Parameters are characterized but not tested. Use as design guidance only.
3: Measurements taken with external VREF+ and VREF- used as the ADC voltage references.
DS70143C-page 210
Preliminary
© 2006 Microchip Technology Inc.