Deskripsi
BUY SN74LS574N https://www.utsource.net/itm/p/1884037.html
Octal D Flip-Flop with 3-State Outputs
| Parameter |
Symbol |
Conditions |
Min |
Typ |
Max |
Unit |
| Supply Voltage |
VCC |
Operating |
4.75 |
- |
5.25 |
V |
| Input Voltage (High Level) |
VIH |
|
2.0 |
- |
VCC |
V |
| Input Voltage (Low Level) |
VIL |
|
0 |
- |
0.8 |
V |
| Output Voltage (High Level) |
VOH |
IO = -0.4 mA |
2.4 |
- |
VCC - 0.5 |
V |
| Output Voltage (Low Level) |
VOL |
IO = 16 mA |
0 |
- |
0.5 |
V |
| Input Current (High Level) |
IIH |
VI = VCC |
-20 |
- |
- |
μA |
| Input Current (Low Level) |
IIL |
VI = 0 V |
10 |
- |
- |
μA |
| Output Current (High Level) |
IOH |
VO = 2.4 V |
-0.4 |
- |
- |
mA |
| Output Current (Low Level) |
IOL |
VO = 0.5 V |
- |
- |
16 |
mA |
| Propagation Delay Time |
tpd |
VCC = 5 V, TA = 25°C |
- |
22 |
35 |
ns |
| Power Dissipation |
PD |
|
- |
- |
500 |
mW |
| Operating Temperature Range |
TA |
Commercial Grade |
0 |
- |
70 |
°C |
| Storage Temperature Range |
TSTG |
|
-65 |
- |
150 |
°C |
Instructions for Using SN74LS574N
Power Supply:
- Ensure the supply voltage (VCC) is within the specified range of 4.75V to 5.25V.
- Connect the ground (GND) pin to a stable 0V reference.
Input Signals:
- Apply input signals (D0-D7) that meet the high-level (VIH) and low-level (VIL) voltage requirements.
- Ensure the input currents (IIH and IIL) do not exceed the specified limits.
Output Signals:
- The output signals (Q0-Q7) will follow the state of the input signals after the clock pulse (CP).
- Ensure the output currents (IOH and IOL) are within the specified limits to avoid damage to the device.
Clock Signal:
- The clock signal (CP) must be applied to the clock pin to latch the data from the input to the output.
- The propagation delay time (tpd) should be considered when designing the timing of your circuit.
Temperature Considerations:
- Operate the device within the specified temperature range (0°C to 70°C for commercial grade) to ensure reliable performance.
- Store the device in an environment with temperatures between -65°C and 150°C.
Power Dissipation:
- Ensure the power dissipation (PD) does not exceed 500 mW to prevent overheating and potential damage to the device.
Handling:
- Handle the device with care to avoid static discharge, which can damage the internal circuits.
- Use appropriate ESD protection measures when handling or soldering the device.
By following these guidelines, you can ensure the proper operation and longevity of the SN74LS574N.
(For reference only)
Lihat detail lebih lanjut tentang Utsource Holding Company Limited