logic

74HCT165

Full part number: 74HCT165BQ

Key datasheet specifications and the closest alternatives, ranked by parametric similarity and grounded in the manufacturer datasheet.

01 — Overview

This Nexperia datasheet covers the 74HC165 and 74HCT165, an 8-bit parallel-in/serial-out shift register available in multiple packages. It details the device's scope for converting parallel data to serial format. Key parameters include a wide supply voltage range of 2.0 to 6.0 V, CMOS low power dissipation, high noise immunity, and ESD protection exceeding 2000 V HBM. The document also specifies operating temperatures from -40 °C to +125 °C and lists various package options including SO16 and TSSOP.

02 — Key specifications

Datasheet parameters

Parameter	Min	Typ	Max	Conditions
quiescent current	—	35 µA	126 µA	Dnand DS inputs
output current	—	25 mA	—
supply voltage range	4.5 V	5 V	5.5 V
operating temperature	-40 °C	—	125 °C
power dissipation	—	—	500 mW	Tamb = -40 °C to +125 °C; [2]
input capacitance	—	3.5 pF	—
propagation delay	—	52 ns	165 ns	V_{CC} = 2.0 \text{ V}
output voltage high	1.9 V	2 V	—	IO = -20 µA; VCC = 2.0 V
output voltage low	—	0 V	100 mV	IO = 20 µA; VCC = 2.0 V

03 — Alternatives

Closest matches to 74HCT165

74HC14BQ 1.7× lower operating temperature, 1.3× lower propagation delay, 1.2× lower quiescent current

74HC164BQ 2.9× higher quiescent current, 1.7× lower operating temperature, 1.3× lower propagation delay

74HC595D 4.3× higher quiescent current, 1.7× lower operating temperature, 1.4× higher output current

74HCT595BQ 4.3× higher quiescent current, 2.1× lower propagation delay, 1.7× lower operating temperature

74LVC245A 8.0× lower propagation delay, 2.0× higher output current, 1.9× lower supply voltage range

74LVC2G14GM 9.3× lower propagation delay, 2.0× higher output current, 2.0× lower power dissipation

NL17SZ125 5.8× lower propagation delay, 3.3× lower power dissipation, 1.4× lower input capacitance

NC7WZ16 9.5× lower propagation delay, 2.8× lower power dissipation, 2.0× higher output current

04 — FAQ

Frequently asked questions

What is the input capacitance of the 74HCT165BQ?

The input capacitance is 3.5 pF.

What is the maximum operating temperature for the 74HCT165BQ?

The maximum operating temperature is 125 °C.

What is the output current of the 74HCT165BQ?

The output current is 25 mA.

What is the output voltage high when IO = -20 µA and VCC = 2.0 V?

The output voltage high is 2 V when IO = -20 µA and VCC = 2.0 V.

What is the output voltage low when IO = 20 µA and VCC = 2.0 V?

The output voltage low is 0 V.

What is the power dissipation of the 74HCT165BQ when Tamb = -40 °C to +125 °C; [2]?

The power dissipation is 500 mW.

What is the propagation delay when V_{CC} = 2.0 \text{ V}?

The propagation delay is 52 ns at V_{CC} = 2.0 \text{ V}.

What is the quiescent current when Dn and DS inputs are specified?

The quiescent current is 35 µA when Dn and DS inputs are specified.

Refine this search on whatic.io →