LM2904DT STMicroelectronics, LM2904DT Datasheet - Page 10

• Manufacturer Part Number: LM2904DT
• Description: IC OP AMP LOW PWR DUAL 8-SOIC
• Manufacturer: STMicroelectronics
• Type: General Purpose Amplifierr

Specifications of LM2904DT

• Amplifier Type: General Purpose
• Number Of Circuits: 2
• Slew Rate: 0.6 V/µs
• Gain Bandwidth Product: 1.1MHz
• Current - Input Bias: 20nA
• Voltage - Input Offset: 2000µV
• Current - Supply: 700µA
• Current - Output / Channel: 40mA
• Voltage - Supply, Single/dual (±): 3 V ~ 30 V, ±1.5 V ~ 15 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Number Of Channels: 2
• Common Mode Rejection Ratio (min): 70 dB
• Input Offset Voltage: 7 mV
• Input Bias Current (max): 150 nA
• Operating Supply Voltage: 5 V, 9 V, 12 V, 15 V
• Supply Current: 1.2 mA
• Maximum Power Dissipation: 500 mW
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Dual Supply Voltage: +/- 3 V, +/- 5 V, +/- 9 V, +/- 12 V
• Maximum Dual Supply Voltage: +/- 15 V
• Minimum Dual Supply Voltage: +/- 1.5 V
• Mounting Style: SMD/SMT
• Shutdown: No
• Supply Voltage (max): 30 V
• Supply Voltage (min): 3 V
• Technology: Bipolar
• Voltage Gain Db: 100 dB
• Rail/rail I/o Type: No
• Number Of Elements: 2
• Unity Gain Bandwidth Product: 1.1MHz
• Common Mode Rejection Ratio: 70dB
• Input Bias Current: 150nA
• Single Supply Voltage (typ): 5/9/12/15/18/24/28V
• Dual Supply Voltage (typ): ±3/±5/±9/±12V
• Voltage Gain In Db: 100dB
• Power Supply Requirement: Single/Dual
• Shut Down Feature: No
• Single Supply Voltage (min): 3V
• Single Supply Voltage (max): 30V
• Dual Supply Voltage (min): ±1.5V
• Dual Supply Voltage (max): ±15V
• Operating Temp Range: -40C to 125C
• Operating Temperature Classification: Automotive
• Mounting: Surface Mount
• Pin Count: 8
• Package Type: SO N
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Output Type: -
• -3db Bandwidth: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-1561-2

Electrical characteristics
3.1
10/21
Figure 18. AC coupled inverting amplifier
Figure 20. Non-inverting DC gain
Figure 22. High input Z, DC differential
+
+V2
e
V1
I
~
10kΩ
V
R1
C
CC
I
10k Ω
If R1 = R5 and R3 = R4 = R6 = R7
eo = [ 1 +
As shown eo = 101 (e2 - e1)
100kΩ
100kΩ
10kΩ
R1
R1
R2
10μF
C1
Typical single-supply applications
amplifier
2R1
R2
LM2904
1M Ω
100kΩ
LM2904
R2
100kΩ
LM2904
1/2
R3
] (e2 - e1)
1/2
R
6.2k Ω
100kΩ
1/2
f
R2
R
B
(as shown A = -10)
A = -
100k Ω
V
e
C
R3
O
o
R1
R
+5V
0
f
e
10kΩ
o
A
0
R
V
V
L
= 1 +
(As shown
LM2904
100kΩ
e
1/2
I
R4
(mV)
R2
R1
Doc ID 2471 Rev 13
A
V
= 101)
2V
PP
V
o
Figure 19. AC coupled non-inverting amplifier
Figure 21. DC summing amplifier
Figure 23. Using symmetrical amplifiers to
0.1 μ F
C1
e
1.5MΩ
I
e
~
I
I
I
B
B
100kΩ
C
10 μ F
e
e
e
e
R1
I
I
1MΩ
C2
1
2
3
4
I
R3
reduce input current
2N 929
100kΩ
100kΩ
100kΩ
100kΩ
I
B
LM2904
LM2904
1/2
eo = e1 + e2 - e3 - e4
where (e1 + e2)
to keep eo
1MΩ
100kΩ
3M Ω
100kΩ
R2
1/2
6.2kΩ
R5
I
I
R4
B
B
R
0.001 μ F
B
100kΩ
V
CC
LM2904
≥
0V
1/2
Input current compensation
(as shown A = 11)
≥
A = 1 + R2
LM2904
C
(e3 + e4)
V
o
1/2
100kΩ
LM2904, LM2904A
e
e
o
R1
10k Ω
o
0
R
V
L
e
O
2V
PP