PARALLEL OUTPUT IS REGISTERED; UNREGISTERED SERIAL SHIFT RIGHT OUTPUT
Count Direction:
RIGHT
Family:
HC/UH
JESD-30 Code:
R-PDSO-G16
JESD-609 Code:
e4
Length:
10.3 mm
Load Capacitance (CL):
150 pF
Logic IC Type:
SERIAL IN PARALLEL OUT
Max Frequency@Nom-Sup:
25000000 Hz
Max I(ol):
0.0078 A
Moisture Sensitivity Level:
1
Number of Bits:
8
Number of Functions:
1
Number of Terminals:
16
Operating Temperature-Max:
85 °C
Operating Temperature-Min:
-40 °C
Output Characteristics:
3-STATE
Output Polarity:
TRUE
Package Body Material:
PLASTIC/EPOXY
Package Code:
SOP
Package Equivalence Code:
SOP16,.4
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE
Packing Method:
TR
Peak Reflow Temperature (Cel):
260
Power Supply Current-Max (ICC):
0.08 mA
Prop. Delay@Nom-Sup:
34 ns
Propagation Delay (tpd):
200 ns
Qualification Status:
Not Qualified
Schmitt Trigger:
NO
Seated Height-Max:
2.65 mm
Supply Voltage-Max (Vsup):
6 V
Supply Voltage-Min (Vsup):
2 V
Supply Voltage-Nom (Vsup):
5 V
Surface Mount:
YES
Technology:
CMOS
Temperature Grade:
INDUSTRIAL
Terminal Finish:
NICKEL PALLADIUM GOLD
Terminal Form:
GULL WING
Terminal Pitch:
1.27 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
30
Trigger Type:
POSITIVE EDGE
Width:
7.5 mm
fmax-Min:
29 MHz
SN74HC595DWRE4 Frequently Asked Questions (FAQs)
The maximum clock frequency for the SN74HC595DWRE4 is 25 MHz, but it can vary depending on the operating voltage and temperature. It's recommended to check the datasheet for specific frequency limits at different operating conditions.
While the SN74HC595DWRE4 can operate with a wide range of input voltages, it's not designed to be a level shifter. If you need to shift voltage levels, it's recommended to use a dedicated level shifter IC. However, if you're only shifting logic levels within the same voltage domain, the SN74HC595DWRE4 can work as a simple logic level shifter.
The SN74HC595DWRE4 has an undefined power-up state, which means that the output state is random when power is first applied. To ensure a known initial state, it's recommended to use an external reset signal or a power-on reset circuit to clear the shift register after power-up.
Yes, the SN74HC595DWRE4 is compatible with 3.3V logic levels, but you'll need to ensure that the output voltage of the microcontroller is within the recommended input voltage range of the shift register (typically 2.0V to 6.0V). Additionally, you may need to use pull-up resistors or level translators if the microcontroller's output voltage is not compatible with the shift register's input voltage.
To minimize power consumption, ensure that the shift register is clocked only when necessary, and use the output enable (OE) pin to disable the outputs when they're not in use. Additionally, consider using a lower operating voltage and reducing the clock frequency to minimize dynamic power consumption.
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SN74HC595DWRE4 Overview
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About Texas Instruments
Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.
