lm2904d-dt STMicroelectronics, lm2904d-dt Datasheet

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lm2904d-dt

Manufacturer Part Number
lm2904d-dt
Description
Low Power Dual Operational Amplifier
Manufacturer
STMicroelectronics
Datasheet
Features
Description
This circuit consists of two independent, high
gain, internally frequency compensated
operational amplifiers which were designed
specifically for automotive and industrial control
system. It operates from a single power supply
over a wide range of voltages. The low power
supply drain is independent of the magnitude of
the power supply voltage.
Application areas include transducer amplifiers,
DC gain blocks and all the conventional op-amp
circuits which now can be more easily
implemented in single power supply systems. For
example, these circuits can be directly supplied
from the standard +5V which is used in logic
systems and will easily provide the required
interface electronics without requiring any
additional power supply.
In the linear mode the input common-mode
voltage range includes ground and the output
voltage can also swing to ground, even though
operated from a single power supply.
December 2007
Internally frequency compensated
Large DC voltage gain: 100dB
Wide bandwidth (unity gain): 1.1MHz
(temperature compensated)
Very low supply current/op (500µA) essentially
independent of supply voltage
Low input bias current: 20nA (temperature
compensated)
Low input offset current: 2nA
Input common-mode voltage range includes
negative rail
Differential input voltage range equal to the
power supply voltage
Large output voltage swing 0V to (V
CC
+
- 1.5V)
Low power dual operational amplifier
Rev 10
(Thin shrink small outline package)
Pin connections (top view)
(Plastic micropackage)
(Plastic package)
MiniSO-8
TSSOP8
DIP8
SO-8
N
D
P
S
LM2904
www.st.com
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lm2904d-dt Summary of contents

Page 1

Features ■ Internally frequency compensated ■ Large DC voltage gain: 100dB ■ Wide bandwidth (unity gain): 1.1MHz (temperature compensated) ■ Very low supply current/op (500µA) essentially independent of supply voltage ■ Low input bias current: 20nA (temperature compensated) ■ Low ...

Page 2

Schematic diagram 1 Schematic diagram Figure 1. Schematic diagram (1/2 LM2904) Inverting input Non-inverting input 2/20 V 6μA 4μ Q10 100 μ Q11 Output Q13 ...

Page 3

LM2904 2 Absolute maximum ratings and operating conditions Table 1. Absolute maximum ratings (AMR) Symbol V Supply voltage CC V Differential input voltage id V Input voltage in Output short-circuit duration I Input current in T Operating free-air temperature range ...

Page 4

Absolute maximum ratings and operating conditions Table 2. Operating conditions Symbol V Supply voltage CC V Common mode input voltage range icm T Operating free-air temperature range oper 4/20 Parameter LM2904 Value Unit ...

Page 5

LM2904 3 Electrical characteristics + - Table 5V Symbol (1) Input offset voltage 25°C io amb ≤ T ≤ min amb max DV Input offset voltage drift io Input ...

Page 6

Electrical characteristics + - Table 5V Symbol Slew rate + V = 15V 0 unity gain ≤ T ≤ min amb max Gain bandwidth ...

Page 7

LM2904 Figure 2. Open loop frequency response 140 0.1 μ F 120 100 30V & -55°C T amb + 15V & -55°C T ...

Page 8

Electrical characteristics Figure 8. Input current versus temperature Figure 10. Input voltage range t V Figure 12. Voltage gain 160 120 POSITIVE SUPPLY VOLTAGE (V) 8/20 Figure ...

Page 9

LM2904 Figure 14. Gain bandwidth product P Figure 16. Common mode rejection ratio P Electrical characteristics Figure 15. Power supply rejection ratio P Figure 17. Phase margin vs capacitive load Phase Margin at Vcc=15V and Vicm=7.5V Vs. Iout and Capacitive ...

Page 10

Electrical characteristics Typical single-supply applications Figure 18. AC coupled inverting amplifier R f 100kΩ (as shown A = -10) C 10kΩ 1/2 LM2904 R B 6.2k Ω ...

Page 11

LM2904 Figure 24. Low drift peak detector LM2904 B 1/2 LM2904 μ 929 Ω Figure 25. Active bandpass filter 1 ...

Page 12

Macromodel 4 Macromodel 4.1 Important note concerning this macromodel Please consider the following remarks before using this macromodel. ● All models are a trade-off between accuracy and complexity (i.e. simulation time). ● Macromodels are not a substitute to breadboarding; rather, ...

Page 13

... JEDEC Standard JESD97. The maximum ratings related to soldering conditions are also marked on the inner box label. ECOPACK is an STMicroelectronics trademark. ECOPACK specifications are available at: www.st.com. Package information ...

Page 14

Package information 5.1 DIP8 package information Figure 26. DIP8 package mechanical drawing Table 4. DIP8 package mechanical data Ref 14/20 Dimensions Millimeters Min. Typ. Max. 5.33 0.38 ...

Page 15

LM2904 5.2 SO-8 package information Figure 27. SO-8 package mechanical drawing Table 5. SO-8 package mechanical data Ref ccc Dimensions Millimeters Min. Typ. Max. 1.75 0.10 0.25 1.25 ...

Page 16

Package information 5.3 TSSOP8 package information Figure 28. TSSOP8 package mechanical drawing Table 6. TSSOP8 package mechanical data Ref aaa 16/20 Dimensions Millimeters Min. Typ. Max. 1.2 0.05 ...

Page 17

LM2904 5.4 MiniSO-8 package information Figure 29. MiniSO-8 package mechanical drawing Table 7. MiniSO-8 package mechanical data Ref ccc Dimensions Millimeters Min. Typ. Max. 1.1 0 0.15 ...

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... Ordering information 6 Ordering information Table 8. Order codes Order code Temperature range LM2904N LM2904D/DT LM2904PT LM2904ST -40°C to +125°C (1) LM2904YD (1) LM2904YDT (2) LM2904YPT (2) LM2904YST 1. Qualified and characterized according to AEC Q100 and Q003 or equivalent, advanced screening according to AEC Q001 & Q 002 or equivalent. 2. Qualification and characterization according to AEC Q100 and Q003 or equivalent, advanced screening according to AEC Q001 & ...

Page 19

LM2904 7 Revision history Table 9. Document revision history Date 2-Jan-2002 20-Jun-2005 10-Oct-2005 12-Dec-2005 1-Feb-2006 2-May-2006 13-Jul- 2006 28-Feb-2007 18-Jun-2007 18-Dec-2007 Revision 1 Initial release. PPAP references inserted in the datasheet ,see page 18. 2 ESD protection inserted in 3 ...

Page 20

... Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale. ...

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