Datasheet

dsPIC30F3010/3011
DS70141F-page 204 © 2010 Microchip Technology Inc.
TABLE 23-38: 10-BIT HIGH-SPEED 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
(1)
Min. Typ Max. Units Conditions
Device Supply
AD01 AVDD Module VDD Supply Greater of
VDD – 0.3
or 2.7
— Lesser of
VDD + 0.3
or 5.5
V
AD02 AVSS Module VSS Supply VSS – 0.3 — VSS + 0.3 V
Reference Inputs
AD05 V
REFH Reference Voltage High AVSS + 2.7 — AVDD V
AD06 V
REFL Reference Voltage Low AVSS —AVDD – 2.7 V
AD07 V
REF Absolute Reference Voltage AVSS – 0.3 — AVDD + 0.3 V
AD08 IREF Current Drain — 200
.001
300
3
μA
μA
A/D operating
A/D off
Analog Input
AD10 V
INH-VINL Full-Scale Input Span VREFL VREFH V
AD12 — Leakage Current — ±0.001 ±0.244 μAV
INL = AVSS = VREFL = 0V,
AVDD = VREFH = 5V
Source Impedance = 5 kΩ
AD13 — Leakage Current — ±0.001 ±0.244 μAVINL = AVSS = VREFL = 0V,
AVDD = VREFH = 3V
Source Impedance = 5 kΩ
AD17 RIN Recommended Impedance
of Analog Voltage Source
——5KΩ
DC Accuracy
(2)
AD20 Nr Resolution 10 data bits bits
AD21 INL Integral Nonlinearity — ±1 ±1 LSb VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 5V
AD21A INL Integral Nonlinearity — ±1 ±1 LSb V
INL = AVSS = VREFL = 0V,
AV
DD = VREFH = 3V
AD22 DNL Differential Nonlinearity — ±1 ±1 LSb V
INL = AVSS = VREFL = 0V,
AV
DD = VREFH = 5V
AD22A DNL Differential Nonlinearity — ±1 ±1 LSb VINL = AVSS = VREFL = 0V,
AV
DD = VREFH = 3V
AD23 G
ERR Gain Error +1±5±6LSbVINL = AVSS = VREFL = 0V,
AV
DD = VREFH = 5V
AD23A G
ERR Gain Error +1±5±6LSbVINL = AVSS = VREFL = 0V,
AVDD = VREFH = 3V
Note 1: These parameters are characterized but not tested in manufacturing.
2: Measurements taken with external VREF+ and VREF- used as the ADC voltage references.
3: The A/D conversion result never decreases with an increase in the input voltage, and has no missing
codes.