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| ADS7842 Datasheet, PDF (8/20 Pages) Burr-Brown (TI) – 12-Bit, 4-Channel Parallel Output Sampling ANALOG-TO-DIGITAL CONVERTER | |||
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TYPICAL CHARACTERISTICS: +2.7V (Continued)
At TA = +25°C, +VCC = +2.7V, VREF = +2.5V, fSAMPLE = 125kHz, and fCLK = 16 ⢠fSAMPLE = 2MHz, unless otherwise noted.
14
12
10
8
6
4
2
0
0
REFERENCE CURRENT vs SAMPLE RATE
25
50
75
100
125
Sample Rate (kHz)
REFERENCE CURRENT vs TEMPERATURE
18
16
14
12
10
8
6
â40 â20
0
20
40
60
Temperature (°C)
80 100
SUPPLY CURRENT vs +VCC
320
300
fSAMPLE = 12.5kHz
280
VREF = +VCC
260
240
220
200
180
2
2.5
3
3.5
4
4.5
5
+VCC (V)
MAXIMUM SAMPLE RATE vs +VCC
1M
100k
10k
VREF = +VCC
1k
2
2.5
3
3.5
4
4.5
5
+VCC (V)
8
ADS7842
www.ti.com
SBAS103C
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