NON-RETRIGGERABLE; TRIGGERABLE FROM CLEAR INPUT ALSO
Family:
TTL/H/L
JESD-30 Code:
R-GDIP-T16
JESD-609 Code:
e0
Length:
21.34 mm
Load Capacitance (CL):
15 pF
Logic IC Type:
MONOSTABLE MULTIVIBRATOR
Max I(ol):
0.016 A
Number of Bits:
2
Number of Data/Clock Inputs:
2
Number of Functions:
2
Number of Terminals:
16
Operating Temperature-Max:
125 °C
Operating Temperature-Min:
-55 °C
Output Polarity:
COMPLEMENTARY
Package Body Material:
CERAMIC, GLASS-SEALED
Package Code:
DIP
Package Equivalence Code:
DIP16,.3
Package Shape:
RECTANGULAR
Package Style:
IN-LINE
Packing Method:
TUBE
Power Supply Current-Max (ICC):
36 mA
Propagation Delay (tpd):
80 ns
Qualification Status:
Not Qualified
Schmitt Trigger:
YES
Screening Level:
MIL-PRF-38535
Seated Height-Max:
5.08 mm
Supply Voltage-Max (Vsup):
5.25 V
Supply Voltage-Min (Vsup):
4.75 V
Supply Voltage-Nom (Vsup):
5 V
Surface Mount:
NO
Technology:
TTL
Temperature Grade:
MILITARY
Terminal Finish:
Tin/Lead (Sn/Pb)
Terminal Form:
THROUGH-HOLE
Terminal Pitch:
2.54 mm
Terminal Position:
DUAL
Width:
7.62 mm
SNJ54221J Frequently Asked Questions (FAQs)
Texas Instruments provides a recommended PCB layout in the datasheet, but it's essential to follow good layout practices, such as keeping the input and output traces short, using a solid ground plane, and minimizing noise coupling. Additionally, consider using a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
To ensure reliable operation, follow the recommended operating conditions, including voltage and current ratings. Also, consider the thermal management of the device, such as providing adequate heat sinking and airflow. Additionally, ensure that the PCB is designed to withstand the operating temperature range, and that components are selected with suitable temperature ratings.
The SNJ54221J has a high current consumption, which requires a robust power supply design. Ensure that the power supply can provide the required current, and consider the voltage drop across the supply lines. Additionally, consider using a low-ESR capacitor to filter the power supply noise, and ensure that the power supply is designed to handle the device's inrush current.
To troubleshoot issues with the output voltage regulation, start by verifying the input voltage and current, and ensure that the device is operating within its recommended specifications. Check the output voltage using an oscilloscope or a multimeter, and verify that the output voltage is within the specified tolerance. If the issue persists, consider checking the PCB layout, component values, and soldering quality.
To mitigate EMI and RFI, follow good design practices, such as using a shielded enclosure, keeping the PCB compact, and using a solid ground plane. Additionally, consider using EMI filters, such as ferrite beads or common-mode chokes, to reduce noise emission. Ensure that the device is placed away from noise sources, and that the PCB is designed to minimize radiation.
Trust Checks
This model has been provided by community users.
Community Provided
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored
SNJ54221J Overview
Use the download button to access the SNJ54221J schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like SNJ54,
or try a keyword search, such as Prescaler/Multivibrators
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.
