Model: SN74LS257N

Digital Microcircuit

Properties:

Body Length
0.870 inches
Body Width
Between 0.220 inches and 0.310 inches
Body Height
Between 0.120 inches and 0.185 inches
Maximum Power Dissipation Rating
50.0 milliwatts
Operating Tempurature Range
-55.0/+125.0 degrees celsius
Storage Tempurature Range
-65.0/+150.0 degrees celsius
End Application
Signal processor fscm 15786
Features Provided
Hermetically sealed and monolithic and low power and medium speed and positive outputs and schottky and w/disable and w/enable and 3-state output
Inclosure Material
Ceramic and glass
Inclosure Configuration
Dual-in-line
Output Logic Form
Transistor-transistor logic
Input Circuit Pattern
10 input
Design Function And Quantity
4 multiplexer, two to one line
Terminal Surface Treatment
Solder
Voltage Rating And Type Per Characteristic
-1.5 volts power source and 7.0 volts power source
Test Data Document
15786-308766 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)
Terminal Type And Quantity
16 printed circuit
NSN
5962-01-028-6123
Part Number
SN74LS257N
Description
Microcircuit,digital
CAGE
01295

A microcircuit specifically designed to generate, modify, or process electrical signals which operate with two distinct or binary states. These states are commonly referred to as on and off, true and false, high and low, or "1" and "0".

Part SN74LS257N NSN 5962-01-028-6123

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
31779
FIIG:
A458A0
Concept No.:
1
App. Key:
A
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
B
ESD:
B
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
SPI No.:
SPI Rev.:
SPC Mkg:
39
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061700
UFC:
34580
LTL:
RATING VARIABLE
LCL:
--
WCC:
658
TCC:
3
SHC:
5
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8542900000
  • SITC: 77689
  • End Use: Semiconductors
  • NAICS: 334413
  • USDA: 1

Freight Class: Electronic integrated circuits and microassembly parts

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