onsemi DM74AS640N
Bus Transceiver, AS Series, 1-Func, 8-Bit, Inverted Output, TTL, PDIP20
$ 1.26
Obsolete
Price and Stock
Authorized Distributors
Non-Authorized Stocking Distributors
Non-Authorized Dealers
Distributor
SKU
Min
Pkg
Bulk Pricing
Supply Chain
Harmonized Tariff Schedule (HTS) Code8542.39.00.60
Introduction Date1984-01-01
Lifecycle StatusObsolete (Last Updated: 7 months ago)
LTB Date2007-01-06
LTD Date2007-04-06
Related Parts
NXP Semiconductors74HCT640N,652
TRANSCEIVER; PDIP; 3-STATE LOGIC; 5V; +/- 25MA O/P; -40; +125; 3.5; 225; 225; 33
Descriptions
Descriptions of onsemi DM74AS640N provided by its distributors.
Bus Transceiver, AS Series, 1-Func, 8-Bit, Inverted Output, TTL, PDIP20
RoHS Compliant Lead Free Obsolete Transceiver Inverting Logic Transceiver, Inverting 0C~70C TA 5.5V 7ns 15mA 64mA
IC TRANSCEIVER INVERT 5.5V 20DIP
Bus XCVR Single 8-CH 3-ST 20-Pin PDIP W Rail
78mA Antiphase Tristate 1 8 4.5V 5.5V 64mA Inverting，Transceiver 15mA PDIP-20 Through hole mounting 26.92mm*7.11mm*3.43mm
Manufacturer Aliases
onsemi has several brands around the world that distributors may use as alternate names. onsemi may also be known as the following names:
- ON Semiconductor
- ONS
- ONSEMICON
- ON SEM
- ON SEMICONDUCTO
- ON SEMICONDUCTORS
- ONSEMIC
- ON Semicondu
- OSC
- ONSE
- ON SEMICOND
- ON Semiconductor / Fairchild
- SCG
- ON Semiconductor Cor
- ON SEMICO
- ONSM
- ON SEMICONDUCTOR CORP
- onsemi / Fairchild
- MOT/ON SEMI
- Fairchild/ONSemiconductor
- ON Semiconductor Corporation
- ON4
- ON Semi - ON Semiconductor
- ON SEMICONDUCT
- ON-SEMI SCG
- ON Semiconductor Inc.
- onsemiconductor
- On Semiconductor Ltd
Technical Specifications
Physical
Case/PackageDIP
MountThrough Hole
Number of Pins20
Number of Terminals20
Technical
DirectionBidirectional
High Level Output Current64 mA
Logic FunctionInverting, Transceiver
Low Level Output Current64 mA
Max Operating Temperature70 °C
Max Supply Current123 mA
Max Supply Voltage5.5 V
Min Operating Temperature0 °C
Min Supply Voltage4.5 V
Nominal Supply Voltage (DC)5 V
Number of Bits8
Number of Bits per Element8
Number of Circuits1
Number of Elements1
Number of Ports2
PolarityInverting
Propagation Delay7 ns
Quiescent Current78 mA
Temperature GradeCommercial
Dimensions
Height - Seated (Max)5.08 mm
Length26.075 mm
Terminal Pitch2.54 mm
Width7.62 mm
Compliance
Environmental Classification
Lead FreeLead Free
REACH SVHCYes
RoHSCompliant
Compliance Statements