Specification	SN74AHCT240NSR

Current - Output High, Low [custom]	8 mA
Current - Output High, Low [custom]	8 mA
Logic Type	Inverting, Buffer
Mounting Type	Surface Mount
Number of Bits per Element	4
Number of Elements	2
Operating Temperature [Max]	125 °C
Operating Temperature [Min]	-40 °C
Output Type	3-State
Package / Case	20-SOIC
Package / Case	0.209 "
Package / Case	5.3 mm
Supplier Device Package	20-SO
Voltage - Supply [Max]	5.5 V
Voltage - Supply [Min]	4.5 V

SN74AHCT240 Series

8-ch, 4.5-V to 5.5-V inverters with TTL-compatible CMOS inputs

Part	Logic Type	Mounting Type	Package / Case	Operating Temperature [Min]	Operating Temperature [Max]	Supplier Device Package	Output Type	Number of Bits per Element	Number of Elements	Voltage - Supply [Min]	Voltage - Supply [Max]	Current - Output High, Low [custom]	Current - Output High, Low [custom]	Package / Case [y]	Package / Case [x]	Package / Case	Package / Case
Texas Instruments SN74AHCT240DBR	Buffer Inverting	Surface Mount	20-SSOP	-40 °C	125 °C	20-SSOP	3-State	4	2	4.5 V	5.5 V	8 mA	8 mA
Texas Instruments SN74AHCT240PWG4	Buffer Inverting	Surface Mount	20-TSSOP	-40 °C	125 °C	20-TSSOP	3-State	4	2	4.5 V	5.5 V	8 mA	8 mA	4.4 mm	0.173 in
Texas Instruments SN74AHCT240PWR	Buffer Inverting	Surface Mount	20-TSSOP	-40 °C	125 °C	20-TSSOP	3-State	4	2	4.5 V	5.5 V	8 mA	8 mA	4.4 mm	0.173 in
Texas Instruments SN74AHCT240NSRE4	Buffer Inverting	Surface Mount	20-SOIC	-40 °C	125 °C	20-SO	3-State	4	2	4.5 V	5.5 V	8 mA	8 mA			0.209 "	5.3 mm
Texas Instruments SN74AHCT240NSR	Buffer Inverting	Surface Mount	20-SOIC	-40 °C	125 °C	20-SO	3-State	4	2	4.5 V	5.5 V	8 mA	8 mA			0.209 "	5.3 mm
Texas Instruments SN74AHCT240PWE4	Buffer Inverting	Surface Mount	20-TSSOP	-40 °C	125 °C	20-TSSOP	3-State	4	2	4.5 V	5.5 V	8 mA	8 mA	4.4 mm	0.173 in

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	$ 0.83
		10	$ 0.73
		25	$ 0.69
		100	$ 0.56
		250	$ 0.52
		500	$ 0.44
		1000	$ 0.36
	Digi-Reel®	1	$ 0.83
		10	$ 0.73
		25	$ 0.69
		100	$ 0.56
		250	$ 0.52
		500	$ 0.44
		1000	$ 0.36
	Tape & Reel (TR)	2000	$ 0.32
		6000	$ 0.30
		10000	$ 0.29
Texas Instruments	LARGE T&R	1	$ 0.68
		100	$ 0.46
		250	$ 0.36
		1000	$ 0.24

Description

General part information

SN74AHCT240 Series

The SNx4AHCT240 octal buffers/drivers are designed specifically to improve both the performance and density of tri-state memory-address drivers, clock drivers, and bus-oriented receivers and transmitters.