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PIC24HJ128GP206-I Datasheet, PDF (272/286 Pages) Microchip Technology – High-Performance, 16-Bit Microcontrollers | |||
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PIC24HJXXXGPX06/X08/X10
TABLE 23-39: ADC CONVERSION (10-BIT MODE) TIMING REQUIREMENTS
AC CHARACTERISTICS
Standard Operating Conditions: 3.0V to 3.6V
(unless otherwise stated)
Operating temperature -40°C ⤠TA ⤠+85°C
Param
No.
Symbol
Characteristic
Min. Typ(1) Max. Units
Conditions
AD50b TAD
A/D Clock Period(2)
Clock Parameters
76
â
â
ns
AD51b tRC
A/D Internal RC Oscillator Period
â
250
â
ns
â
Conversion Rate
AD55b tCONV Conversion Time
â 12 TAD â
â
â
AD56b FCNV Throughput Rate
â
â
1.1 MSPS
â
AD57b TSAMP Sample Time
2 TAD
â
â
â
â
Timing Parameters
AD60b tPCS
Conversion Start from Sample
Trigger(1)
â 1.0 TAD â
â Auto-Convert Trigger
(SSRC<2:0> = 111) not
selected
AD61b tPSS Sample Start from Setting
0.5 TAD â 1.5 TAD â
â
Sample (SAMP) bit(1)
AD62b tCSS Conversion Completion to
â 0.5 TAD â
â
â
Sample Start (ASAM = 1)(1)
AD63b tDPU Time to Stabilize Analog Stage
1
â
5
μs
â
from A/D Off to A/D On(1)
Note 1: These parameters are characterized but not tested in manufacturing.
2: Because the sample caps will eventually lose charge, clock rates below 10 kHz can affect linearity
performance, especially at elevated temperatures.
DS70175F-page 270
© 2007 Microchip Technology Inc.
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