TF202P32K7680R

©2017 CTS® Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test
equipment. Visit www.ctscorp.com for list of applicable patent(s), more information, or to request a quote.
DOC# 008-0353-0 Rev. E Page 1 of 4
TF20 Series
Tuning Fork Crystal
Features
32.7680kHz Frequency Reference
Tuning Fork Crystal Design
Hermetic Ceramic Surface Mount Package
Ideal for High Density Circuit Boards
Frequency Tolerance, ±20ppm Standard
Parabolic Temperature Coefficient
Tape and Reel Packaging, EIA-418
Applications
Real Time Clock Reference
FPGAs & Microcontrollers
Wearable Electronics
IoT Applications
Consumer Electronics
Healthcare Devices
Smart Meters
Instrumentation
Description
CTS TF20 Series is ideal for supporting wide range of electronic designs requiring a Real Time Clock reference.
This series will support general commercial and industrial applications.
Ordering Information
TF 20
Code Code Code
20 P R
J
V
W
Code Code
2
1
Notes:
1]
This product is specified for use only in standard commercial applications. Supplier disclaims all express and implied
warranties and liability in connection with any use of this product in any non-commercial applications or in any
application that may expose the product to conditions that are outside of the tolerances provided in its specification.
Model
Frequency
Tolerance
Load
Capacitance
Frequency Code
[kHz]
Packaging
9pF
±10ppm
@ +25°C
±20ppm
2
P
32K7680
R
7pF
5pF
2.0x1.2mm
12.5pF
Package
Capacitance
Packing
Frequency
Not all performance combinations and frequencies may be available.
Contact your local CTS Representative or CTS Customer Service for availability.
Product Frequency Code
1
3k pcs./reel
Part Dimensions:
2.0 × 1.2 × 0.6mm • 4.5926mg
©2017 CTS® Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test
equipment. Visit www.ctscorp.com for list of applicable patent(s), more information, or to request a quote.
TF20 Series
Tuning Fork Crystal
DOC# 008-0353-0 Rev. E Page 2 of 4
Electrical Specifications
Figure 1
Operating Conditions
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNIT
Operating Temperature T
A
- -40 +25 +85 °C
Turnover Temperature T
M
- +20 +25 +30 °C
Storage Temperature
T
STG
- -55 - +125 °C
Frequency Stability
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNIT
Frequency f
O
- 32.7680 kHz
Frequency Tolerance
[Note 1]
Δf/f
O
Standard @ +2C -20 - 20 ppm
Parabolic Coefficient ß See Figure 1
ppmC
2
Aging Δf/f
0
First Year @ +25°C -3 - 3 ppm
Crystal Parameters
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNIT
Operating Mode - - -
Load Capacitance
[Note 1]
C
L
Standard - 12.5 - pF
Shunt Capacitance C
0
- - 1.3 - pF
Motional Capacitance
C
1
- - 6.4 - fF
Series Resistance R
1
- - - 90
Drive Level DL - - 0.5 1.0 µW
Insulation Resistance R
i
+100Vdc ±15Vdc 500 - -
-0.034 ±0.006
Flexural Mode [Tuning Fork]
1.] See Ordering Information for available options.
Frequency Stability [Δf] at a given temperature,
Δf =
ß[T
A
-T
M
]
2
ß = Parabolic Coefficient
T
A
= Ambient Temperature
T
M
= Turnover Temperature
Ex. Find frequency stability at T
A
= +45°C
Δf = -0.034[45-25]
2
Δf = -0.034[20]
2
Δf = -13.6ppm
©2017 CTS® Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test
equipment. Visit www.ctscorp.com for list of applicable patent(s), more information, or to request a quote.
TF20 Series
Tuning Fork Crystal
DOC# 008-0353-0 Rev. E Page 3 of 4
Mechanical Specifications
Package Drawing Marking Information
Recommended Pad Layout Notes
Refer to document 016-0071-0, TF Marking Guide, for
marking format by product family.
1. JEDEC termination code (e4). Barrier-plating is
nickel [Ni] with gold [Au] flash plate.
2. Reflow conditions per JEDEC J-STD-020; +260°C
maximum, 20 seconds.
3. MSL = 1.

TF202P32K7680R

Mfr. #:
Manufacturer:
Description:
Tuning Fork Crystal
Lifecycle:
New from this manufacturer.
Delivery:
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