Specification	SN74HC574PWT

Clock Frequency	40 MHz
Current - Output High, Low [custom]	7.8 mA
Current - Output High, Low [custom]	7.8 mA
Current - Quiescent (Iq)	8 ÁA
Function	Standard
Input Capacitance	3 pF
Max Propagation Delay @ V, Max CL	31 ns
Mounting Type	Surface Mount
Number of Bits per Element	8
Number of Elements	1
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 °C
Output Type	Tri-State, Non-Inverted
Package / Case	20-TSSOP
Package / Case [x]	0.173 in
Package / Case [y]	4.4 mm
Supplier Device Package	20-TSSOP
Trigger Type	Positive Edge
Type	D-Type
Voltage - Supply [Max]	6 V
Voltage - Supply [Min]	2 V

SN74HC574A Series

High Speed CMOS Logic Octal Positive-Edge-Triggered D-Type Flip-Flops with 3-State Outputs

Part	Current - Output High, Low [custom]	Current - Output High, Low [custom]	Operating Temperature [Max]	Operating Temperature [Min]	Input Capacitance	Clock Frequency	Number of Bits per Element	Trigger Type	Max Propagation Delay @ V, Max CL	Type	Mounting Type	Output Type	Number of Elements	Function	Voltage - Supply [Min]	Voltage - Supply [Max]	Supplier Device Package	Current - Quiescent (Iq)	Package / Case	Package / Case	Package / Case	Package / Case [y]	Package / Case [y]	Package / Case [x]	Operating Temperature [Max]	Operating Temperature [Min]
Texas Instruments SN74HC574NG4	7.8 mA	7.8 mA	85 °C	-40 °C	3 pF	40 MHz	8	Positive Edge	31 ns	D-Type	Through Hole	Non-Inverted Tri-State	1	Standard	2 V	6 V	20-PDIP	8 ÁA	20-DIP	7.62 mm	0.3 in
Texas Instruments SN74HC574DWRG4	7.8 mA	7.8 mA	85 °C	-40 °C	3 pF	40 MHz	8	Positive Edge	31 ns	D-Type	Surface Mount	Non-Inverted Tri-State	1	Standard	2 V	6 V	20-SOIC	8 ÁA	20-SOIC			0.295 in	7.5 mm
Texas Instruments SN74HC574PW	7.8 mA	7.8 mA	85 °C	-40 °C	3 pF	36 MHz	8	Positive Edge	46 ns	D-Type	Surface Mount	Non-Inverted Tri-State	1	Standard	2 V	6 V	20-TSSOP	8 ÁA	20-TSSOP			4.4 mm		0.173 in
Texas Instruments SN74HC574DWG4	7.8 mA	7.8 mA	85 °C	-40 °C	3 pF	40 MHz	8	Positive Edge	31 ns	D-Type	Surface Mount	Non-Inverted Tri-State	1	Standard	2 V	6 V	20-SOIC	8 ÁA	20-SOIC			0.295 in	7.5 mm
Texas Instruments CD74HC574M96G4	7.8 mA	7.8 mA			10 pF	60 MHz	8	Positive Edge	28 ns	D-Type	Surface Mount	Non-Inverted Tri-State	1	Standard	2 V	6 V	20-SOIC	8 ÁA	20-SOIC			0.295 in	7.5 mm		125 °C	-55 °C
Texas Instruments SN74HC574PWT	7.8 mA	7.8 mA	85 °C	-40 °C	3 pF	40 MHz	8	Positive Edge	31 ns	D-Type	Surface Mount	Non-Inverted Tri-State	1	Standard	2 V	6 V	20-TSSOP	8 ÁA	20-TSSOP			4.4 mm		0.173 in
Texas Instruments CD74HC574M	7.8 mA	7.8 mA			10 pF	60 MHz	8	Positive Edge	28 ns	D-Type	Surface Mount	Non-Inverted Tri-State	1	Standard	2 V	6 V	20-SOIC	8 ÁA	20-SOIC			0.295 in	7.5 mm		125 °C	-55 °C
Texas Instruments SN74HC574PWRG4	7.8 mA	7.8 mA	85 °C	-40 °C	3 pF	40 MHz	8	Positive Edge	31 ns	D-Type	Surface Mount	Non-Inverted Tri-State	1	Standard	2 V	6 V	20-TSSOP	8 ÁA	20-TSSOP			4.4 mm		0.173 in
Texas Instruments SN74HC574ANSR	7.8 mA	7.8 mA	85 °C	-40 °C	3 pF	84 MHz	8	Positive Edge	33 ns	D-Type	Surface Mount	Non-Inverted Tri-State	1	Standard	2 V	6 V	16-SO	8 ÁA	16-SOIC	5.3 mm	0.209 "
Texas Instruments SN74HC574NS	7.8 mA	7.8 mA	85 °C	-40 °C	3 pF	36 MHz	8	Positive Edge	46 ns	D-Type	Surface Mount	Non-Inverted Tri-State	1	Standard	2 V	6 V	20-SO	8 ÁA	20-SOIC	5.3 mm	0.209 "

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Cut Tape (CT)	1	$ 1.39
		10	$ 1.24
		25	$ 1.18
		100	$ 0.97
	Digi-Reel®	1	$ 1.39
		10	$ 1.24
		25	$ 1.18
		100	$ 0.97
	Tape & Reel (TR)	750	$ 0.80
		1250	$ 0.63
		2500	$ 0.59
		6250	$ 0.56
		12500	$ 0.54
Texas Instruments	SMALL T&R	1	$ 1.03
		100	$ 0.79
		250	$ 0.58
		1000	$ 0.42

Description

General part information

SN74HC574A Series

High Speed CMOS Logic Octal Positive-Edge-Triggered D-Type Flip-Flops with 3-State Outputs

Documents

Technical documentation and resources

Datasheet

SN74HC574PWT

Deep-Dive with AI

SN74HC574PWT

Deep-Dive with AI

Technical Specifications

SN74HC574A Series

Pricing

Description

SN74HC574A Series

Documents

Datasheet

Understanding and Interpreting Standard-Logic Data Sheets (Rev. C)

LOGIC Pocket Data Book (Rev. B)

Logic Guide (Rev. AB)

Using High Speed CMOS and Advanced CMOS in Systems With Multiple Vcc

Live Insertion

Designing With Logic (Rev. C)

Semiconductor Packing Material Electrostatic Discharge (ESD) Protection

Implications of Slow or Floating CMOS Inputs (Rev. E)

Input and Output Characteristics of Digital Integrated Circuits

CMOS Power Consumption and CPD Calculation (Rev. B)

Signal Switch Data Book (Rev. A)

SN54/74HCT CMOS Logic Family Applications and Restrictions

Power-Up Behavior of Clocked Devices (Rev. B)

TI IBIS File Creation, Validation, and Distribution Processes

SN74HC574A Series