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CSA309-20945MFFKB

Description
Crystals 20.945MHZ 15ppm 20pF
CategoryPassive components   
File Size214KB,2 Pages
ManufacturerCITIZEN
Websitehttp://ce.citizen.co.jp/e/index.html
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CSA309-20945MFFKB Overview

Crystals 20.945MHZ 15ppm 20pF

CSA309-20945MFFKB Parametric

Parameter NameAttribute value
Product AttributeAttribute Value
ManufacturerCITIZEN
Product CategoryCrystals
RoHSN
Termination StyleRadial
Package / CaseCylinder
Load Capacitance20 pF
Frequency20.945 MHz
Tolerance15 PPM
Frequency Stability30 PPM
Drive Level100 uW
Minimum Operating Temperature- 20 C
Maximum Operating Temperature+ 70 C
Length8.8 mm
Diameter3 mm
PackagingBulk
TypeAT-Cut Crystal
ESR50 Ohms
Mounting StyleThrough Hole
Lead Spacing1.1 mm
Unit Weight0.003527 oz
*R
oH
VE S CO
AV R M
AI SIO PL
LA N IA
B L S NT
E
Features
RoHS compliant* versions available (see
How to Order “Termination” option)
Compatible with automatic insertion
equipment
Superior package integrity
Now available with improved tolerance
to ±0.5 %
For information on specific applications,
download Bourns’ application notes:
DRAM Applications
Dual Terminator Resistor Networks
R/2R Ladder Networks
SCSI Applications
Product Characteristics
Resistance Range
.................... 10 ohms to 10 megohms
Maximum Operating Voltage .........100 V
Temperature Coefficient of Resistance
50
Ω
to 2.2 MΩ...............±100 ppm/°C
below 50
Ω
.....................±250 ppm/°C
above 2.2 MΩ.................±250 ppm/°C
TCR Tracking.........................50 ppm/°C
maximum; equal values
Resistor Tolerance ............... See circuits
Operating Temperature
................................-55 °C to +125 °C
Insulation Resistance
................ 10,000 megohms minimum
Dielectric Withstanding Voltage
...........................................200 VRMS
Lead Solderability .....Meet requirements
of MIL-STD-202 Method 208
Environmental Characteristics
TESTS PER MIL-STD-202 ...... ∆R MAX.
Short Time Overload..................±0.25 %
Load Life ....................................±1.00 %
Moisture Resistance ..................±0.50 %
Resistance to Soldering Heat
...............................................±0.25 %
Terminal Strength ......................±0.25 %
Thermal Shock ..........................±0.25 %
Physical Characteristics
Flammability ........ Conforms to UL94V-0
Lead Frame Material
.........................Copper, solder coated
Body Material.................. Novolac epoxy
How To Order
WATTS
41 14 R - 1 - 152 __ __
Model
(41 = Molded DIP)
Number of Pins
Physical Configuration
(R = Thick Film Low Profile)
Electrical Configuration
• 1 = Isolated
• 2 = Bussed
• 3 = Dual Terminator
Resistance Code
• First 2 digits are significant
• Third digit represents the
number of zeros to follow.
Resistance Tolerance
• Blank = ±2 % (see “Resistance Tolerance”
on next page for resistance range)
• F = ±1 % (100 ohms - 1 megohm)
• D = ±0.5 % (100 ohms - 1 megohm)
Terminations
• LF = Tin-plated (RoHS compliant version)
• Blank = Tin/Lead-plated
Consult factory for other available options.
1
R–
16 40
41 120 C11
4100R Series - Thick Film Molded DIPs
Package Power Temp. Derating Curve
Product Dimensions
4.00
PIN #1 REF.
3.50
3.00
2.50
2.00
1.50
1.00
.50
.89 .25
(.035 .010)
TYP.
2.54 .25
(.100 .010*)
TYP.
NON-ACCUM.
8.40
MAX.
(.331)
3.43 + .38/ - .25.
(135 + .015/ - .010)
27.05
MAX.
(1.065)
24.51
MAX.
(.965)
21.97
MAX.
(.865)
19.43
MAX.
(.765)
4120R
4118R
4116R
4114R
4108R
11.81
MAX.
(.465)
4.57 + .12/ - .28
(.180 + .005/ - .007)
2.03 .12
(.080 .005)
0
25
70
125
AMBIENT TEMPERATURE (
°
C )
1.65 + .12/ - .07
(.065 + .005/ - .003)
.438
(.019
.050
TYP.
.002)
Package Power Rating at 70 °C
4108R .....................................1.69 watts
4114R .....................................2.00 watts
4116R .....................................2.25 watts
4118R .....................................2.50 watts
4120R .....................................2.80 watts
Typical Part Marking
Represents total content. Layout may
vary.
PART
NUMBER
PIN ONE
INDICATOR
MANUFACTURER'S
TRADEMARK
4116R-1-
120
CYYWW
7.87 .25
(.310 .010)
TO OUTSIDE
WHEN PINS
ARE PARALLEL
.254 .050
(.010 .002)
8.64 .50
(.340 .020)
6.71 .10
(.260 + .005)
(.260
- .000)
Governing dimensions are in metric. Dimensions in parentheses
are inches and are approximate.
*Terminal centerline to centerline measurements made at point of
emergence of the lead from the body.
CIRCUIT
RESISTANCE
CODE
DATE CODE
COUNTRY OF MANUFACTURE
(C = COSTA RICA)
For Standard Values Used in
Capacitors, Inductors, and Resistors,
click here.
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
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