Model: HM7643A

Memory Microcircuit

Properties:

Body Length
Between 0.915 inches and 0.925 inches
Body Width
Between 0.245 inches and 0.252 inches
Body Height
Between 0.115 inches and 0.125 inches
Maximum Power Dissipation Rating
532.48 milliwatts
Operating Tempurature Range
+0.0/+75.0 degrees celsius
Storage Tempurature Range
-65.0/+150.0 degrees celsius
Features Provided
Bipolar and 3-state output and monolithic and w/disable
Inclosure Material
Plastic
Inclosure Configuration
Dual-in-line
Output Logic Form
Transistor-transistor logic
Input Circuit Pattern
12 input
Current Rating Per Characteristic
140.00 milliamperes supply
Terminal Surface Treatment
Solder
Voltage Rating And Type Per Characteristic
7.0 volts power source
Capitance Rating Per Characteristic
5.00 input picofarads and 8.00 output picofarads
Time Rating Per Chacteristic
60.00 nanoseconds access
Memory Device Type
Rom
Terminal Type And Quantity
18 printed circuit
NSN
5962-01-050-6945
Part Number
HM7643A
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 HM7643A NSN 5962-01-050-6945

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:
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:
39
LVL_A:
Q
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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