LM2904NG ON Semiconductor, LM2904NG Datasheet - Page 9

• Manufacturer Part Number: LM2904NG
• Description: IC OPAMP DUAL LOW POWER 8DIP
• Manufacturer: ON Semiconductor

Specifications of LM2904NG

• Amplifier Type: General Purpose
• Number Of Circuits: 2
• Slew Rate: 0.6 V/µs
• Gain Bandwidth Product: 1MHz
• Current - Input Bias: 45nA
• Voltage - Input Offset: 2000µV
• Current - Supply: 1.5mA
• Current - Output / Channel: 40mA
• Voltage - Supply, Single/dual (±): 3 V ~ 32 V, ±1.5 V ~ 16 V
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Through Hole
• Package / Case: 8-DIP (0.300", 7.62mm)
• Number Of Channels: 2
• Common Mode Rejection Ratio (min): 50 dB
• Input Voltage Range (max): Positive Rail - 5.7 V
• Input Voltage Range (min): Negative Rail
• Input Offset Voltage: 7 mV
• Input Bias Current (max): 250 nA
• Output Current (typ): 40 mA
• Operating Supply Voltage: 32 V
• Supply Current: 1.2 mA
• Maximum Operating Temperature: + 105 C
• Minimum Operating Temperature: - 40 C
• Dual Supply Voltage: +/- 3 V, +/- 5 V, +/- 9 V
• Maximum Dual Supply Voltage: +/- 16 V
• Minimum Dual Supply Voltage: +/- 1.5 V
• Mounting Style: Through Hole
• Shutdown: No
• Supply Voltage (max): 32 V
• Supply Voltage (min): 3 V
• Technology: Bipolar
• Voltage Gain Db: 100 dB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Output Type: -
• -3db Bandwidth: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: LM2904NGOS

V
V
ref
ref
=
1
2
V
CC
1/2
LM358
+
-
f =
Triangle Wave
C
Figure 15. Function Generator
Output
4 CR
R1 + R
f
R1
C
R
f
V
R1
ref
if,
75 k
R3
R3 =
R2 + R1
100 k
R2 R1
1/2
LM358
+
-
300 k
R2
http://onsemi.com
Square
Wave
Output
9
V
in
Figure 16. Multiple Feedback Bandpass Filter
For less than 10% error from operational amplifier.
Where f
If source impedance varies, filter may be preceded with voltage
follower buffer to stabilize filter parameters.
R1
Then:
Given:
Choose value f
o
and BW are expressed in Hz.
R2
C
R3 =
R1 =
R2 =
A(f
C
4Q
p f
2 A(f
f
o
o
) = gain at center frequency
R3
Q
2
= center frequency
o
R1 R3
o
, C
R1 -R3
C
o
)
R3
V
ref
1/2
LM358
-
+
V
CC
CO = 10 C
V
Q
BW
ref
o
CO
f
=
o
1
2
< 0.1
V
CC
V
O