详情
BUY TC74HC595A https://www.utsource.net/itm/p/1460349.html
USB Upstream Terminator with ESD Protection; Package: SOT-563, 6 LEAD; No of Pins: 6; Container: Tape and Reel; Qty per Container: 4000
| Parameter |
Symbol |
Conditions |
Min |
Typ |
Max |
Unit |
| Supply Voltage |
VCC |
Operating |
2.0 |
- |
6.0 |
V |
| Output High-Level Voltage |
VOH |
IO = -0.4 mA, VCC = 4.5V to 5.5V |
2.4 |
- |
VCC-0.5 |
V |
| Output Low-Level Voltage |
VOL |
IO = 8 mA, VCC = 4.5V to 5.5V |
0 |
- |
0.4 |
V |
| Input Leakage Current |
IIH, IIL |
VI = VCC or 0 V |
-1 |
0 |
1 |
μA |
| Storage Temperature |
Tstg |
- |
-65 |
- |
150 |
°C |
| Operating Temperature |
Topr |
- |
0 |
- |
70 |
°C |
| Output Current (Source) |
IOH |
VOH = VCC - 1.5 V |
- |
25 |
70 |
mA |
| Output Current (Sink) |
IOL |
VOL = 0.4 V |
- |
25 |
70 |
mA |
| Propagation Delay Time |
tpd |
VCC = 4.5 V to 5.5 V, TA = 25°C |
0 |
70 |
100 |
ns |
Instructions for Use:
Power Supply:
- Ensure the supply voltage (VCC) is within the specified range (2.0V to 6.0V).
- Connect the ground (GND) pin to a stable reference point.
Data Input:
- Connect the serial data input (DS) to the source of your serial data.
- Ensure the data is synchronized with the shift register clock (SHCP).
Clock Signals:
- Connect the shift register clock (SHCP) to the clock signal that shifts data into the register.
- Connect the storage register clock (STCP) to the clock signal that transfers data from the shift register to the storage register.
Output Enable:
- Connect the output enable (OE) pin to control the outputs. Set OE low to enable the outputs, and high to disable them.
Clear Function:
- Connect the clear (MR) pin to a logic high level to ensure normal operation. Setting MR low will reset the shift register.
Output Configuration:
- The outputs (Q0 to Q7) will reflect the data stored in the storage register when OE is low.
- Ensure the load on each output does not exceed the maximum current ratings (IOH and IOL).
Temperature Considerations:
- Operate the device within the specified temperature range (0°C to 70°C) to ensure reliable performance.
- Store the device in an environment where the temperature does not exceed the storage temperature range (-65°C to 150°C).
Propagation Delay:
- Account for the propagation delay (tpd) in your timing calculations to ensure proper synchronization of data.
Handling Precautions:
- Handle the IC with care to avoid damage from electrostatic discharge (ESD).
- Follow good soldering practices to ensure reliable connections.
(For reference only)
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