OPA340NA-250 Datasheet, PDF (12/28 Pages) Texas Instruments – SINGLE-SUPPLY, RAIL-TO-RAIL OPERATIONAL AMPLIFIERS MicroAmplifier™ Series

OPA340
OPA2340
OPA4340
SBOS073B – SEPTEMBER 1997 – REVISED NOVEMBER 2007
5kW
V_IN
330pF
5kW
OPA340
+5V
0.1mF
0.1mF
8 V+
+In
2
-In
3
ADS7816
12-Bit A/D
GND 4
1 V_REF
7
DCLOCK
6
D_OUT
5
CS/SHDN
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Serial
Interface
V_IN = 0V to -5V for 0V to 5V output.
NOTE: A/D Input = 0 to V_REF
Figure 28. OPA340 in Inverting Configuration Driving ADS7816
+5V
Filters 160Hz to 2.4kHz
V_IN
200pF
10MW
10MW
1/2
OPA2340
243kW
1.74MW
47pF
1/2
OPA2340
R_L
220pF
Figure 29. Speech Bandpass Filter
12
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