Model: 148991-1

Crystal Controlled Oscillator

Properties:

Overall Length
0.875 inches
Overall Height
0.425 inches
Overall Width
Between 0.495 inches and 0.505 inches
Environmental Protection
Shock resistant and vibration
Vibration Resistance Range In Hertz
+50.0/+2000.0
Vibration Resistance Amplitude
50.0 gravitational units
Shock Resistance Rating In Gravitational Units
1000.0
Operating Tempurature Range
-55.0/+125.0 degrees celsius
Storage Tempurature Range
-55.0/+125.0 degrees celsius
Average Life Measurement
Not rated
Basic Shape Style
Rectangular or square
Identification Designator
X243 at 4.0mhz-57051
Maximum Operating Altitude Rating
Not rated
Inclosure Type
Hermetically sealed
Installation Design
Module
Circuit Construction Type
Solid state
Frequency Per Channel
4.0 megahertz output channel
Attenuation In Decibels
Not rated
Average Power Rating Per Channel
Not rated
Signal Voltage Rating Per Channel
0.200 volts input
Overall Gain
12.0 milliamperes
Overall Gain
5.0 milliamperes
Impedance Rating Per Channel
Not rated
Maximum Continuous Operating Time In Hours
Not rated
Shock Pulse Duration Time
1.0 milliseconds
Connection Type And Location
Printed circuit bottom
Connection Contact Type And Quantity
14 printed circuit external
External Dc Operating Voltage In Volts
5.0 single voltage and 12.0 single voltage
NSN
5955-01-156-8873
Part Number
148991-1
Description
Oscillator,crystal Controlled
CAGE
57051

An oscillator whose operating frequency(ies) is controlled by a crystal unit, quartz. For an oscillator controlled by a device other than a crystal, see oscillator (1), noncrystal controlled. See also generator, signal; and calibrator, frequency. Excludes frequency supply, telephone carrier; resonator, tuning fork; and oscillator, pulse delay.

Part 148991-1 NSN 5955-01-156-8873

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
34690
FIIG:
A32200
Concept No.:
1
App. Key:
A
Cond. Code:
2
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
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:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
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:
72D
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Phone: +1 470-231-0824
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Schedule B and Export
  • Schedule B: 8541600060
  • SITC: 77681
  • End Use: Semiconductors
  • NAICS: 334419
  • USDA: 1

Freight Class: Mounted piezoelectric crystals, quartz, designed for operating frequencies exceeding 20 mhz

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