Datasheet

SYSCLK
ADCTRIG
ADCSOCFLG.SOC0
ADCSOCFLG.SOC1
ADC S+H
ADCCLK
SOC0
Input on SOC0.CHSEL
Input on SOC1.CHSEL
ADCRESULT0
ADCRESULT1
ADCINTFLG.ADCINTx
SOC1
(old data)
(old data)
Sample n
Sample n+1
Sample n
Sample n+1
t
SH
t
LAT
t
EOC
t
INT
106
TMS320F28379S , TMS320F28377S
TMS320F28376S, TMS320F28375S, TMS320F28374S
SPRS881C –AUGUST 2014–REVISED MAY 2016 www.ti.com
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Specifications Copyright © 2014–2016, Texas Instruments Incorporated
Table 5-52. ADC Timings in 16-Bit Mode
ADCCLK PRESCALE SYSCLK CYCLES
ADCCLK
CYCLES
ADCCTL2
[PRESCALE]
RATIO
ADCCLK:SYSCLK
t
EOC
t
LAT
t
INT(EARLY)
t
INT(LATE)
t
EOC
0 1 31 32 1 31 31.0
1 1.5 Invalid
2 2 60 61 1 60 30.0
3 2.5 75 75 1 75 30.0
4 3 90 91 1 90 30.0
5 3.5 104 106 1 104 29.7
6 4 119 120 1 119 29.8
7 4.5 134 134 1 134 29.8
8 5 149 150 1 149 29.8
9 5.5 163 165 1 163 29.6
10 6 178 179 1 178 29.7
11 6.5 193 193 1 193 29.7
12 7 208 209 1 208 29.7
13 7.5 222 224 1 222 29.6
14 8 237 238 1 237 29.6
15 8.5 252 252 1 252 29.6
Figure 5-34. ADC Timings for 16-Bit Mode