Datasheet
© 2011 Microchip Technology Inc. DS70118J-page 115
dsPIC30F2010
TABLE 18-1: 10-BIT A/D CONVERSION RATE PARAMETERS
dsPIC30F 10-bit A/D Converter Conversion Rates
A/D Speed
TAD
Minimum
Sampling
Time Min
R
S Max VDD Temperature A/D Channels Configuration
Up to
1 Msps
(1)
83.33 ns 12 TAD 500Ω 4.5V
to
5.5V
-40°C to +85°C
Up to
750 ksps
(1)
95.24 ns 2 TAD 500Ω 4.5V
to
5.5V
-40°C to +85°C
Up to
600 ksps
(1)
138.89 ns 12 TAD 500Ω 3.0V
to
5.5V
-40°C to +125°C
Up to
500 ksps
153.85 ns 1 T
AD 5.0 kΩ 4.5V
to
5.5V
-40°C to +125°C
Up to
300 ksps
256.41 ns 1 T
AD 5.0 kΩ 3.0V
to
5.5V
-40°C to +125°C
Note 1: External V
REF- and VREF+ pins must be used for correct operation. See Figure 18-2 for recommended
circuit.
VREF-VREF+
ADC
ANx
S/H
S/H
CH1, CH2 or CH3
CH0
VREF-VREF+
ADC
ANx
S/H
CH
X
V
REF
-V
REF
+
ADC
ANx
S/H
S/H
CH1, CH2 or CH3
CH0
V
REF
-V
REF
+
ADC
ANx
S/H
CH
X
ANx or V
REF
-
or
AV
SS
or
AV
DD
V
REF
-V
REF
+
ADC
ANx
S/H
CH
X
ANx or V
REF
-
or
AV
SS
or
AV
DD