| Parameters |
| Number of Functions |
2 |
| Supply Voltage |
5V |
| Time@Peak Reflow Temperature-Max (s) |
NOT SPECIFIED |
| Pin Count |
16 |
| Qualification Status |
Not Qualified |
| Operating Temperature (Max) |
70°C |
| Power Supplies |
5V |
| Temperature Grade |
COMMERCIAL |
| 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 Status |
RoHS Compliant |
| Lead Free |
Lead Free |
| Surface Mount |
YES |
| Number of Pins |
16 |
| JESD-609 Code |
e4 |
| Pbfree Code |
yes |
| Moisture Sensitivity Level (MSL) |
1 |
| Number of Terminations |
16 |
| ECCN Code |
EAR99 |
| Terminal Finish |
Nickel/Palladium/Gold (Ni/Pd/Au) |
| Additional Feature |
NON-RETRIGGERABLE; TRIGGERABLE FROM CLEAR INPUT ALSO |
| Subcategory |
Prescaler/Multivibrators |
| Packing Method |
TR |
| Technology |
TTL |
| Terminal Position |
DUAL |
| Terminal Form |
GULL WING |
| Peak Reflow Temperature (Cel) |
260 |
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.
- Watchdog Timers
- Building Automation
- Clutch Actuator circuit
- Motor control
- Intruder Detection
- Remote Data-Logger
- Long Time One Shot
- Internet of Things (IoT)
- Remote current sensor
- White Goods