UPC4742GR-9LG-E1-A NEC [NEC], UPC4742GR-9LG-E1-A Datasheet - Page 7

• Manufacturer Part Number: UPC4742GR-9LG-E1-A
• Description: BIPOLAR ANALOG INTEGRATED CIRCUIT SINGLE POWER SUPPLY, HIGH SPEED, WIDE BAND, DUAL OPERATIONAL AMPLIFIERS
• Manufacturer: NEC [NEC]

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PRECAUTIONS FOR USE
O The process of unused circuits
O Ratings of input/output pin voltage
O Range of common-mode input voltage
O The maximum output voltage
O Operation of output
O Handling of ICs
Remark A midpoint potential of V
characteristics or damages, by a conduction of a parasitic diode within an IC. In addition, when the input pin may be
lower than V
a diode whose forward voltage is low (e.g.: Schottky diode) for protection.
input voltage is as follows.
of electrical characteristics is as follows:
increases.
This IC will not operate an output current sinking when the output voltage is V
an output voltage and its level approach to the V
output pin / V
flow of current in the load resistance.)
piezoelectric effect. Therefore, pay attention to warpage or bending of a board.
When the voltage of input/output pin exceeds the absolute maximum rating, it may cause degradation of
When the supply voltage does not meet the condition of electrical characteristics, the range of common-mode
During designing, temperature characteristics for use with allowance.
The range of the TYP. value of the maximum output voltage when the supply voltage does not meet the condition
During designing, consider variations in characteristics and temperature characteristics for use with allowance.
In addition, also note that the output voltage range (V
When stress is added to ICs due to warpage or bending of a board, the characteristic fluctuates due to
V
V
If there is an unused circuit, the following connection is recommended.
ICM
Om
+
(TYP.): V
(TYP.): V
−
, or the output pin may exceed the power supply voltage, it is recommended to make a clump circuit by
−
−
intermediate by sinking current at the load resistance side. (The effect will differ depending on the
+
to V
− 1 (V) (T
+
− 1.8 (V) (T
A
= 25°C), V
V +
V −
+
A
R
R
and V
= 25°C)
Process example of unused circuits
Om
To potentials within the range of
common-mode input voltage (V
−
−
is applied to this example.
(TYP.): V
Data Sheet G17932EJ4V0DS
−
side can be improved by connecting the load resistance to an
−
+ 0.7 (V) (T
Om
+
− V
−
+
ICM
μ
A
)
= 25°C)
PC842GR-9LG,
Om
−
) becomes narrow when an output current
V +
V −
−
+ 0.7 V and below. In this situation,
μ
PC4742GR-9LG
7