Welcome to Hotenda.com Online Store!

logo
userjoin
Home

SN74LS221NS

SN74LS221NS

SN74LS221NS

Texas Instruments

5V Programmable Timers 16 Pins 5V

SOT-23

SN74LS221NS Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Surface MountYES
Number of Pins 16
JESD-609 Code e4
Pbfree Code yes
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 16
ECCN Code EAR99
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Additional FeatureNON-RETRIGGERABLE; TRIGGERABLE FROM CLEAR INPUT ALSO
Subcategory Prescaler/Multivibrators
Packing Method TR
Technology TTL
Terminal Position DUAL
Terminal FormGULL WING
Peak Reflow Temperature (Cel) 260
Number of Functions 2
Supply Voltage 5V
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Pin Count16
Qualification StatusNot Qualified
Operating Temperature (Max) 70°C
Power Supplies5V
Temperature GradeCOMMERCIAL
Supply Voltage-Min (Vsup) 4.75V
Number of Bits 2
Family LS
Output Polarity COMPLEMENTARY
Logic IC Type MONOSTABLE MULTIVIBRATOR
Max I(ol) 0.008 A
Propagation Delay (tpd) 80 ns
Schmitt Trigger YES
Number of Data/Clock Inputs 2
Length 10.3mm
Width 5.3mm
RoHS StatusRoHS Compliant
Lead Free Lead Free
In-Stock:15219 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$8.921040$8.92104
10$8.416076$84.16076
100$7.939694$793.9694
500$7.490277$3745.1385
1000$7.066299$7066.299

SN74LS221NS Product Details

SN74LS221NS Overview


The timer clock contains 16 pins. The supply voltage of the programmable timer can rate 5V. You can read the timer clock's additional feature in the follwing: NON-RETRIGGERABLE; TRIGGERABLE FROM CLEAR INPUT ALSO. The sum of the IC chip pins is 16 . The number of the chip's terminations sums up to 16. Its subcategory belongs to Prescaler/Multivibrators.

SN74LS221NS Features


Additional Feature: NON-RETRIGGERABLE; TRIGGERABLE FROM CLEAR INPUT ALSO


SN74LS221NS Applications


There are a lot of Texas Instruments
SN74LS221NS Programmable Timers & Oscillators applications.


  • Battery Powered Systems
  • Internet of Things (IoT)
  • Intruder Detection
  • Tamper Detection
  • Home Automation Sensors
  • Thermostats
  • Consumer Electronics
  • Remote Sensors
  • White Goods
  • Electric Vehicles

Get Subscriber

Enter Your Email Address, Get the Latest News