WITH PULL-UP RESISTORS ON B INPUTS; WITH A = B & A > B OUTPUTS
Family:
LS
JESD-30 Code:
R-PDSO-G20
JESD-609 Code:
e4
Length:
12.8 mm
Load Capacitance (CL):
45 pF
Logic IC Type:
MAGNITUDE COMPARATOR
Max I(ol):
0.024 A
Moisture Sensitivity Level:
1
Number of Bits:
8
Number of Functions:
8
Number of Terminals:
20
Operating Temperature-Max:
70 °C
Output Characteristics:
TOTEM-POLE
Output Polarity:
INVERTED
Package Body Material:
PLASTIC/EPOXY
Package Code:
SOP
Package Equivalence Code:
SOP20,.4
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE
Packing Method:
TUBE
Peak Reflow Temperature (Cel):
260
Power Supply Current-Max (ICC):
70 mA
Prop. Delay@Nom-Sup:
30 ns
Propagation Delay (tpd):
30 ns
Qualification Status:
Not Qualified
Schmitt Trigger:
YES
Seated Height-Max:
2.65 mm
Supply Voltage-Max (Vsup):
5.25 V
Supply Voltage-Min (Vsup):
4.85 V
Supply Voltage-Nom (Vsup):
5 V
Surface Mount:
YES
Technology:
TTL
Temperature Grade:
COMMERCIAL
Terminal Finish:
Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form:
GULL WING
Terminal Pitch:
1.27 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
30
Width:
7.5 mm
SN74LS682DW Frequently Asked Questions (FAQs)
The maximum operating frequency of the SN74LS682DW is 30 MHz, but it can vary depending on the system design and capacitive loading.
To ensure reliable operation in high-temperature environments, it is recommended to follow proper thermal management practices, such as providing adequate heat sinking and airflow, and ensuring that the device operates within its specified temperature range (-40°C to 85°C).
The SN74LS682DW is a 5V device, but it can be used in a 3.3V system with some limitations. The device's input voltage threshold is typically around 2.5V, so it may not function correctly at 3.3V. However, Texas Instruments provides a 3.3V-compatible version of the device, the SN74LV682DW, which is recommended for 3.3V systems.
To handle bus contention when using the SN74LS682DW, it is recommended to use bus-hold circuits or resistors to prevent backdrive currents, and to ensure that the device is properly terminated to prevent reflections and oscillations.
The SN74LS682DW is a TTL-compatible device, but it can also be used with CMOS logic levels. However, it is recommended to use a level translator or voltage regulator to ensure proper voltage levels and to prevent damage to the device.
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SN74LS682DW Overview
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About Texas Instruments
Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.
