Model: B254-64

Memory Microcircuit

Properties:

Body Length
0.440 inches
Body Width
Between 0.240 inches and 0.325 inches
Body Height
0.085 inches
Maximum Power Dissipation Rating
910.0 milliwatts
Operating Tempurature Range
-55.0/+125.0 degrees celsius
Storage Tempurature Range
-65.0/+150.0 degrees celsius
Features Provided
Hermetically sealed and monolithic and positive outputs and w/storage and programmable and programmed and bipolar and 3-state output and schottky and high speed and expandable and w/buffered output and w/decoded output and w/enable and w/disable
Inclosure Material
Ceramic and glass
Inclosure Configuration
Flat pack
Output Logic Form
Transistor-transistor logic
Input Circuit Pattern
10 input
Terminal Surface Treatment
Solder
Voltage Rating And Type Per Characteristic
5.5 volts power source
Time Rating Per Chacteristic
75.00 nanoseconds propagation delay time, low to high level output
Memory Device Type
Rom
Memory Capacity
Unknown
Test Data Document
82577-932820 standard (includes industry or association standards, individual manufactureer standards, etc.).
Terminal Type And Quantity
16 flat leads
NSN
5962-01-076-7888
Part Number
B254-64
Description
Microcircuit,memory
CAGE
1MY79

A circuit designed to store information and/or coded instructions for later use. Item has pins or other connections to install in a computer or computing device. does not include magnetic drums, tapes, punched cards or the like. for items that have portable type connections see memory, portable, solid state.

Part B254-64 NSN 5962-01-076-7888

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
41015
FIIG:
A458A0
Concept No.:
1
App. Key:
F
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:
EH
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
ZZ
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061700
UFC:
34580
LTL:
RATING VARIABLE
LCL:
77.5
WCC:
738
TCC:
Z
SHC:
9
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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