Description
BUY SN74HC125A https://www.utsource.net/itm/p/6325123.html
| Parameter |
Symbol |
Conditions |
Min |
Typ |
Max |
Unit |
| Supply Voltage |
Vcc |
|
2.0 |
|
6.0 |
V |
| Output High Level Voltage |
VOH |
IO = -1mA |
|
2.4 |
Vcc-0.3 |
V |
| Output Low Level Voltage |
VOL |
IO = 16mA |
|
0.1 |
0.4 |
V |
| Input Low Level Voltage |
VIL |
|
|
|
0.8 |
V |
| Input High Level Voltage |
VIH |
|
2.0 |
|
|
V |
| Propagation Delay Time |
tp |
Vcc=4.5V, tPLH=tPHL |
|
10 |
|
ns |
| Power Dissipation |
PD |
Per Package |
|
|
500 |
mW |
| Operating Temperature |
Topr |
|
-40 |
|
85 |
°C |
Instructions for SN74HC125A
Supply Voltage (Vcc):
- Ensure the supply voltage is within the range of 2.0V to 6.0V. Voltages outside this range can damage the device.
Output Levels:
- For output high level (VOH), ensure the load current (IO) does not exceed -1mA to maintain the specified voltage levels.
- For output low level (VOL), ensure the load current (IO) does not exceed 16mA to maintain the specified voltage levels.
Input Levels:
- The input low level (VIL) should not exceed 0.8V.
- The input high level (VIH) should be at least 2.0V.
Propagation Delay Time (tp):
- Measured under conditions where Vcc is 4.5V, and both propagation delay times from low to high (tPLH) and from high to low (tPHL) are considered. Typical value is 10ns.
Power Dissipation (PD):
- The maximum power dissipation per package is 500mW. Ensure adequate heat dissipation if operating near this limit.
Operating Temperature (Topr):
- Operate the device within the temperature range of -40°C to +85°C to ensure reliable performance.
Handling Precautions:
- Handle with care to avoid static damage. Use proper ESD protection measures when handling the component.
- Ensure all connections are secure and correct to prevent malfunction or damage.
Application Notes:
- Refer to the manufacturer’s application notes for detailed guidelines on using the SN74HC125A in various circuit configurations.
(For reference only)
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