Penerangan
BUY 74HCT32D https://www.utsource.net/itm/p/746974.html
8-Bit Parallel-Out Serial Shift Registers 14-TSSOP -40 to 85
| Parameter |
Symbol |
Min |
Typical |
Max |
Unit |
| Supply Voltage |
VCC |
2.0 |
- |
6.0 |
V |
| Input Low Voltage |
VIL |
- |
0.8 |
- |
V |
| Input High Voltage |
VIH |
- |
2.0 |
- |
V |
| Output Low Voltage |
VOL |
- |
0.1 |
0.5 |
V |
| Output High Voltage |
VOH |
2.4 |
- |
VCC - 0.5 |
V |
| Input Leakage Current |
IIL |
- |
1.0 |
- |
μA |
| Output Leakage Current |
IOL |
- |
0.1 |
- |
μA |
| Propagation Delay Time |
tpd |
- |
12 |
- |
ns |
| Power Dissipation |
PD |
- |
- |
100 |
mW |
| Operating Temperature |
TA |
-40 |
- |
85 |
°C |
| Storage Temperature |
TSTG |
-65 |
- |
150 |
°C |
Instructions for Use
Supply Voltage (VCC):
- Ensure the supply voltage is within the range of 2.0V to 6.0V. Operating outside this range can damage the device.
Input Levels:
- For a valid low input, the voltage should be less than or equal to 0.8V.
- For a valid high input, the voltage should be greater than or equal to 2.0V.
Output Levels:
- The output low voltage (VOL) will typically be around 0.1V but can go up to 0.5V.
- The output high voltage (VOH) will be at least 2.4V and can go up to VCC - 0.5V.
Current Ratings:
- The input leakage current (IIL) is typically 1.0μA.
- The output leakage current (IOL) is typically 0.1μA.
Propagation Delay:
- The typical propagation delay time (tpd) is 12ns.
Power Dissipation:
- The maximum power dissipation (PD) is 100mW. Ensure proper heat dissipation if operating near this limit.
Temperature Ranges:
- The operating temperature range (TA) is from -40°C to 85°C.
- The storage temperature range (TSTG) is from -65°C to 150°C.
Handling:
- Handle the device with care to avoid static discharge which can damage the internal circuits.
- Use appropriate ESD protection measures during handling and assembly.
Mounting:
- Ensure the device is securely mounted on the PCB to prevent mechanical stress.
- Follow recommended soldering profiles to avoid thermal damage.
Testing:
- Test the device under typical operating conditions to ensure it meets the specified parameters.
- Use a multimeter to verify input and output voltages and currents.
(For reference only)
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