Specification	SN74HC640DW

Current - Output High, Low [custom]	7.8 mA
Current - Output High, Low [custom]	7.8 mA
Logic Type	Transceiver, Inverting
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	3-State
Package / Case	20-SOIC
Package / Case [y]	0.295 in
Package / Case [y]	7.5 mm
Supplier Device Package	20-SOIC
Voltage - Supply [Max]	6 V
Voltage - Supply [Min]	2 V

SN74HC640A Series

High Speed CMOS Logic Octal Inverting Bus Transceivers with 3-State Outputs

Part	Package / Case	Package / Case [y]	Package / Case [y]	Logic Type	Mounting Type	Output Type	Voltage - Supply [Min]	Voltage - Supply [Max]	Number of Elements	Operating Temperature [Max]	Operating Temperature [Min]	Number of Bits per Element	Current - Output High, Low [custom]	Current - Output High, Low [custom]	Supplier Device Package	Package / Case [x]	Package / Case	Package / Case	Operating Temperature [Max]	Operating Temperature [Min]
Texas Instruments SN74HC640DWR	20-SOIC	0.295 in	7.5 mm	Inverting Transceiver	Surface Mount	3-State	2 V	6 V	1	85 °C	-40 °C	8	7.8 mA	7.8 mA	20-SOIC
Texas Instruments SN74HC640PWR	20-TSSOP	4.4 mm		Inverting Transceiver	Surface Mount	3-State	2 V	6 V	1	85 °C	-40 °C	8	7.8 mA	7.8 mA	20-TSSOP	0.173 in
Texas Instruments SN74HC640N	20-DIP			Inverting Transceiver	Through Hole	3-State	2 V	6 V	1	85 °C	-40 °C	8	7.8 mA	7.8 mA	20-PDIP		7.62 mm	0.3 in
Texas Instruments SN74HC640ANSR	20-SOIC			Inverting Transceiver	Surface Mount	3-State	2 V	6 V	1	85 °C	-40 °C	8	7.8 mA	7.8 mA	20-SO		5.3 mm	0.209 "
Texas Instruments CD74HC640M	20-SOIC	0.295 in	7.5 mm	Inverting Transceiver	Surface Mount	3-State	2 V	6 V	1			8	7.8 mA	7.8 mA	20-SOIC				125 °C	-55 °C
Texas Instruments SN74HC640DW	20-SOIC	0.295 in	7.5 mm	Inverting Transceiver	Surface Mount	3-State	2 V	6 V	1	85 °C	-40 °C	8	7.8 mA	7.8 mA	20-SOIC

Pricing

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

General part information

High Speed CMOS Logic Octal Inverting Bus Transceivers with 3-State Outputs

Technical documentation and resources