DSPIC30F2012 Microchip Technology Inc., DSPIC30F2012 Datasheet - Page 183

• Manufacturer Part Number: DSPIC30F2012
• Description: Dspic30f2011/2012/3012/3013 High-performance Digital Signal Controllers
• Manufacturer: Microchip Technology Inc.

TABLE 20-37: 12-BIT A/D CONVERSION TIMING REQUIREMENTS
© 2006 Microchip Technology Inc.
AC CHARACTERISTICS
AD50
AD51
AD55
AD56
AD57
AD60
AD61
AD62
AD63
Note 1:
Param
No.
2:
T
t
t
F
T
t
t
t
t
RC
CONV
PCS
PSS
CSS
DPU
Symbol
AD
SAMP
CNV
Because the sample caps will eventually lose charge, clock rates below 10 kHz can affect linearity
performance, especially at elevated temperatures.
These parameters are characterized but not tested in manufacturing.
A/D Clock Period
A/D Internal RC Oscillator Period
Conversion Time
Throughput Rate
Sampling Time
Conversion Start from Sample
Trigger
Sample Start from Setting
Sample (SAMP) Bit
Conversion Completion to
Sample Start (ASAM = 1)
Time to Stabilize Analog Stage
from A/D Off to A/D On
Characteristic
dsPIC30F2011/2012/3012/3013
Timing Parameters
Clock Parameters
Conversion Rate
TABLE 20-38: OPERATING TEMPERATURE-40°C
Standard Operating Conditions: 2.7V to 5.5V
(unless otherwise stated)
0.5 T
Min.
1.2
—
—
—
—
—
—
—
AD
0.5 T
14 T
1 T
1 T
Typ
334
200
1.5
20
—
AD
AD
AD
AD
T
-40°C
A
Max.
T
1.8
1.5
—
—
—
—
—
—
AD
+85°C FOR INDUSTRIAL
T
A
Units
ksps
ns
ns
ns
ns
ns
ns
+125°C FOR EXTENDED
s
s
V
V
V
resistance
R
DD
DD
DD
S
= 0-2.5 k
= 3-5.5V (Note 1)
= V
= 3-5.5V source
DS70139E-page 181
Conditions
REF
—
—
—
—
—
—
= 5V