There are no models available for this part yet.
Overview of SN74ALS646A-1DWR by Texas Instruments
Note: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
- Distributor Offerings: ( 3 listings )
- Number of FFF Equivalents: ( 10 crosses )
- CAD Models: ( Request Part )
- Number of Functional Equivalents: ( 10 crosses )
- Part Data Attributes ( Available )
- Reference Designs: ( Not Available )
Where used in Applications:
Internet of Things (IoT)
Telecommunications
Communication and Networking
Price & Stock for SN74ALS646A-1DWR by Texas Instruments
| Part # | Manufacturer | Description | Stock | Price | Buy | ||
|---|---|---|---|---|---|---|---|
| Bristol Electronics | 196 |
|
RFQ | ||||
| Bristol Electronics | 356 |
|
RFQ | ||||
| Rochester Electronics | Registered Bus Transceiver, ALS Series, 1-Func, 8-Bit, True Output, TTL, PDSO24 ' RoHS: Compliant Status: Obsolete Min Qty: 1 | 4000 |
|
$5.5800 / $6.5600 | Buy Now |
CAD Models for SN74ALS646A-1DWR by Texas Instruments
Part Data Attributes for SN74ALS646A-1DWR by Texas Instruments
|
|
|
|---|---|
|
Pbfree Code
|
No
|
|
Rohs Code
|
Yes
|
|
Part Life Cycle Code
|
Obsolete
|
|
Ihs Manufacturer
|
TEXAS INSTRUMENTS INC
|
|
Part Package Code
|
SOIC
|
|
Package Description
|
PLASTIC, SO-24
|
|
Pin Count
|
24
|
|
Reach Compliance Code
|
unknown
|
|
HTS Code
|
8542.39.00.01
|
|
Additional Feature
|
DIRECTION CONTROL; SELECT INPUT FOR MULTIPLEXED TRANSMISSION OF REGISTERED OR REAL TIME DATA
|
|
Control Type
|
INDEPENDENT CONTROL
|
|
Count Direction
|
BIDIRECTIONAL
|
|
Family
|
ALS
|
|
JESD-30 Code
|
R-PDSO-G24
|
|
Length
|
15.4 mm
|
|
Load Capacitance (CL)
|
50 pF
|
|
Logic IC Type
|
REGISTERED BUS TRANSCEIVER
|
|
Max I(ol)
|
0.024 A
|
|
Number of Bits
|
8
|
|
Number of Functions
|
1
|
|
Number of Ports
|
2
|
|
Number of Terminals
|
24
|
|
Operating Temperature-Max
|
70 °C
|
|
Operating Temperature-Min
|
|
|
Output Characteristics
|
3-STATE
|
|
Output Polarity
|
TRUE
|
|
Package Body Material
|
PLASTIC/EPOXY
|
|
Package Code
|
SOP
|
|
Package Equivalence Code
|
SOP24,.4
|
|
Package Shape
|
RECTANGULAR
|
|
Package Style
|
SMALL OUTLINE
|
|
Packing Method
|
TR
|
|
Peak Reflow Temperature (Cel)
|
NOT SPECIFIED
|
|
Power Supply Current-Max (ICC)
|
88 mA
|
|
Prop. Delay@Nom-Sup
|
20 ns
|
|
Propagation Delay (tpd)
|
17 ns
|
|
Qualification Status
|
Not Qualified
|
|
Seated Height-Max
|
2.65 mm
|
|
Supply Voltage-Max (Vsup)
|
5.5 V
|
|
Supply Voltage-Min (Vsup)
|
4.5 V
|
|
Supply Voltage-Nom (Vsup)
|
5 V
|
|
Surface Mount
|
YES
|
|
Technology
|
TTL
|
|
Temperature Grade
|
COMMERCIAL
|
|
Terminal Form
|
GULL WING
|
|
Terminal Pitch
|
1.27 mm
|
|
Terminal Position
|
DUAL
|
|
Time@Peak Reflow Temperature-Max (s)
|
NOT SPECIFIED
|
|
Trigger Type
|
POSITIVE EDGE
|
|
Width
|
7.5 mm
|
Alternate Parts for SN74ALS646A-1DWR
This table gives cross-reference parts and alternative options found for SN74ALS646A-1DWR. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of SN74ALS646A-1DWR, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Description | Manufacturer | Compare |
|---|---|---|---|
| DM74ALS646WMX | ALS SERIES, 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, PDSO24, 0.300 INCH, PLASTIC, SOIC-24 | Texas Instruments | SN74ALS646A-1DWR vs DM74ALS646WMX |
| DM74ALS646WMX | Registered Bus Transceiver, ALS Series, 1-Func, 8-Bit, True Output, TTL, PDSO24, 0.300 INCH, MS-013, SOIC-24 | Fairchild Semiconductor Corporation | SN74ALS646A-1DWR vs DM74ALS646WMX |
| SN74ALS646-1DW | Octal Registered Bus Transceivers with 3-State Outputs 24-SOIC 0 to 70 | Texas Instruments | SN74ALS646A-1DWR vs SN74ALS646-1DW |
| DM74ALS646-1WM | Registered Bus Transceiver, ALS Series, 1-Func, 8-Bit, True Output, TTL, PDSO24, SOP-24 | Fairchild Semiconductor Corporation | SN74ALS646A-1DWR vs DM74ALS646-1WM |
| DM74ALS646WM | Registered Bus Transceiver, ALS Series, 1-Func, 8-Bit, True Output, TTL, PDSO24, 0.300 INCH, MS-013, SOIC-24 | Fairchild Semiconductor Corporation | SN74ALS646A-1DWR vs DM74ALS646WM |
| SN74ALS646ADWR | Octal Registered Bus Transceivers with 3-State Outputs 24-SOIC 0 to 70 | Texas Instruments | SN74ALS646A-1DWR vs SN74ALS646ADWR |
| DM74ALS646-1WMX | ALS SERIES, 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, PDSO24, 0.300 INCH, PLASTIC, SOIC-24 | Texas Instruments | SN74ALS646A-1DWR vs DM74ALS646-1WMX |
| SN74ALS646ADWG4 | ALS SERIES, 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, PDSO24, GREEN, PLASTIC, SO-24 | Texas Instruments | SN74ALS646A-1DWR vs SN74ALS646ADWG4 |
| DM74ALS646WMX_NL | Registered Bus Transceiver, ALS Series, 1-Func, 8-Bit, True Output, TTL, PDSO24, 0.300 INCH, MS-013, SOIC-24 | Fairchild Semiconductor Corporation | SN74ALS646A-1DWR vs DM74ALS646WMX_NL |
| DM74ALS646WMX | ALS SERIES, 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, PDSO24, 0.300 INCH, MS-013, SOIC-24 | Rochester Electronics LLC | SN74ALS646A-1DWR vs DM74ALS646WMX |