LM614MN National Semiconductor, LM614MN Datasheet - Page 14
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LM614MN
Manufacturer Part Number
LM614MN
Description
Quad Operational Amplifier and Adjustable Reference
Manufacturer
National Semiconductor
Datasheet
1.LM614MN.pdf
(17 pages)
www.national.com
Application Information
2. Cross-over Distortion: The LM614 has lower cross-over
3. Capacitive Drive: Limited by the output pole caused by
Typical Applications
*10k must be low
t.c. trimpot.
Regulator. Total supply current approximately 320 µA,
FIGURE 13. Ultra Low Noise 10.00V Reference. Total
FIGURE 12. Simple Low Quiescent Drain Voltage
distortion (a 1 V
LM124), and increased slew rate as shown in the char-
acteristic curves. A resistor pull-up or pull-down will force
class-A operation with only the PNP or NPN output tran-
sistor conducting, eliminating cross-over distortion
the output resistance driving capacitive loads, a
pull-down resistor conducting 1 mA or more reduces the
output noise is typically 14 µV
when V
BE
deadband versus 3 V
IN
= +5V.
(Continued)
RMS
.
BE
DS009326-43
DS009326-42
for the
14
Op Amp Input Stage
The lateral PNP input transistors, unlike most op amps, have
BV
they have no diode clamps to the positive supply nor across
the inputs. These features make the inputs look like high im-
pedances to input sources producing large differential and
common-mode voltages.
V
R
P should be low T.C. trim pot
OUT
1
FIGURE 15. Low Drop-Out Voltage Regulator Circuit,
, R
EBO
output stage NPN r
the current limit 25 . 200 pF may then be driven without
oscillation.
2
= (R
should be 1% metal film
FIGURE 14. Slow Rise Time Upon Power-Up,
equal to the absolute maximum supply voltage. Also,
1
/Pe + 1) V
Adjustable Transducer Bridge Driver.
drop-out voltage is typically 0.2V.
Rise time is approximately 1 ms.
REF
e
until the output resistance is that of
DS009326-46
DS009326-44