Datasheet

dsPIC33FJ32GP302/304, dsPIC33FJ64GPX02/X04, AND dsPIC33FJ128GPX02/X04
DS70292G-page 400 © 2007-2012 Microchip Technology Inc.
TABLE 31-16: ADC MODULE SPECIFICATIONS (10-BIT MODE)
AC
CHARACTERISTICS
Standard Operating Conditions: 3.0V to 3.6V (unless otherwise stated)
Operating temperature -40°C ≤ TA ≤ +150°C for High Temperature
Param
No.
Symbol Characteristic Min Typ Max Units Conditions
ADC Accuracy (10-bit Mode) – Measurements with External V
REF+/VREF-
(1)
HAD20b Nr Resolution
(3)
10 data bits bits —
HAD21b INL Integral Nonlinearity -3 — 3 LSb VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 3.6V
HAD22b DNL Differential Nonlinearity > -1 — < 1 LSb V
INL = AVSS = VREFL = 0V,
AV
DD = VREFH = 3.6V
HAD23b G
ERR Gain Error -5 — 6 LSb VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 3.6V
HAD24b EOFF Offset Error -1 — 5 LSb VINL = AVSS = VREFL = 0V,
AVDD = VREFH = 3.6V
ADC Accuracy (10-bit Mode) – Measurements with Internal V
REF+/VREF-
(1)
HAD20b Nr Resolution
(3)
10 data bits bits —
HAD21b INL Integral Nonlinearity -2 — 2 LSb V
INL = AVSS = 0V, AVDD = 3.6V
HAD22b DNL Differential Nonlinearity > -1 — < 1 LSb V
INL = AVSS = 0V, AVDD = 3.6V
HAD23b GERR Gain Error -5 — 15 LSb VINL = AVSS = 0V, AVDD = 3.6V
HAD24b E
OFF Offset Error -1.5 — 7 LSb VINL = AVSS = 0V, AVDD = 3.6V
Dynamic Performance (10-bit Mode)
(2)
HAD33b FNYQ Input Signal Bandwidth — — 400 kHz —
Note 1: These parameters are characterized, but are tested at 20 ksps only.
2: These parameters are characterized by similarity, but are not tested in manufacturing.
3: Injection currents > | 0 | can affect the ADC results by approximately 4-6 counts.