dspic33fj128mc204 Microchip Technology Inc., dspic33fj128mc204 Datasheet - Page 380

• Manufacturer Part Number: dspic33fj128mc204
• Description: High-performance, 16-bit Digital Signal Controllers
• Manufacturer: Microchip Technology Inc.

TABLE 31-43: ADC CONVERSION (10-BIT MODE) TIMING REQUIREMENTS
TABLE 31-44: AUDIO DAC MODULE SPECIFICATIONS
DS70291C-page 378
AC CHARACTERISTICS
AD50
AD51
AD55
AD56
AD57
AD60
AD61
AD62
AD63
Note 1:
AC CHARACTERISTICS
Note 1:
Param
Param
No.
No.
2:
3:
T
t
t
F
T
t
t
t
t
Symbol
V
V
V
DPU
RC
CONV
PCS
PSS
CSS
AD
SAMP
Symbol
CNV
RES
OD
OD
These parameters are characterized but not tested in manufacturing.
Because the sample caps will eventually lose charge, clock rates below 10 kHz may affect linearity
performance, especially at elevated temperatures.
The t
turned on (AD1CON1<ADON>=’1’). During this time, the ADC result is indeterminate.
Measured across DAC positive and negative ouputs with no load and FORM bit (DAC
+
-
DPU
ADC Clock Period
ADC Internal RC Oscillator Period
Conversion Time
Throughput Rate
Sample 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 ADC Off to ADC On
Resolution
Gain Error
Offset Error
Differential Non-Linearity (DNL)
Integral Non-Linearity (INL)
Positive Output Differential
Voltage
Negative Output Differential
Voltage
is the time required for the ADC module to stabilize at the appropriate level when the module is
(1)
Characteristic
Characteristic
(1)
(1)
(1)
Timing Parameters
Clock Parameters
Clock Parameters
Conversion Rate
Preliminary
Standard Operating Conditions: 3.0V to 3.6V
(unless otherwise stated)
Operating temperature
Min.
—
—
—
—
—
—
—
Standard Operating Conditions: 3.0V to 3.6V
(unless otherwise stated)
Operating temperature
2 T
2 T
2 T
Min.
76
—
—
—
—
—
AD
AD
AD
16-bits
±0.1
±0.2
1.15
1.15
-2%
Typ
—
0.5 T
12 T
Typ
250
—
—
—
—
—
—
(1)
AD
Max. Units
AD
±30
—
—
—
—
—
—
3 T
3 T
Max.
1.1
20
—
—
—
—
—
LSB Relative to 14-bit accuracy
LSB Relative to 14-bit accuracy
MV
AD
AD
—
—
V
V
-40°C ≤ T
-40°C ≤ T
-40°C ≤ T
-40°C ≤ T
Dependent on voltage reference
stability
See Note 1.
See Note 1.
Units
Msps
ns
ns
μs
—
—
—
—
—
© 2009 Microchip Technology Inc.
A
A
≤ +125°C for Extended
A
A
≤ +85°C for Industrial
≤ +85°C for Industrial
≤ +125°C for Extended
Auto-Convert Trigger
not selected
Conditions
X
CON<8>) = 0.
Conditions
—
—
—