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| OPA340-EP_15 Datasheet, PDF (12/19 Pages) Texas Instruments – SINGLE-SUPPLY RAIL-TO-RAIL OPERATIONAL AMPLIFIERS | |||
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OPA340-EP
SBOS433A â AUGUST 2008 â REVISED APRIL 2011
Figure 27. OPA340 in Noninverting Configuration Driving ADS7816
www.ti.com
5kW
VIN
330pF
5kW
OPA340
+5V
0.1mF
0.1mF
8 V+
+In
2
-In
3
ADS7816
12-Bit A/D
GND 4
1 VREF
7
DCLOCK
6
DOUT
5
CS/SHDN
Serial
Interface
VIN = 0V to -5V for 0V to 5V output.
NOTE: A/D Input = 0 to VREF
Figure 28. OPA340 in Inverting Configuration Driving ADS7816
+5V
Filters 160Hz to 2.4kHz
VIN
200pF
10MW
10MW
1/2
OPA2340
243kW
1.74MW
47pF
1/2
OPA2340
RL
220pF
Figure 29. Speech Bandpass Filter
12
Copyright © 2008â2011, Texas Instruments Incorporated
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