32.7680 kHz Clock Oscillator
FEATURES
•
•
•
•
•
•
•
•
32.7680 kHz Frequency Reference
Package Size 2.5mm x 2.0mm
Fundamental Crystal Design
Hermetic Ceramic Package
Frequency Stability, ±50 ppm Standard
Operating Temperature, -40°C to +85°C Standard
Tape & Reel Packaging, EIA-418
RoHS/Green Compliant [6/6]
Model TC25
APPLICATIONS
Model TC25 is ideal for use in a wide range of communication equipment,
Measurement equipment, industrial applications, automotive electronics, wireless
communications, PDAs, mobile phones and notebooks.
ORDERING INFORMATION
TC25
SUPPLY VOLTAGE
V = +1.5V
M = +1.8V
N = +2.5Vdc
L = +3.3Vdc
FREQUENCY STABILITY
6 = ± 20 ppm *
5 = ± 25 ppm
3 = ± 50 ppm
* Temperature codes A and C.
FREQUENCY IN MHz
K - indicates kHz and decimal point.
OPERATING TEMPERATURE RANGE
A = -10°C to +60°C
C = -20°C to +70°C
I = -40°C to +85°C
Example Part Numbers:
TC25L3I32K7680
TC25L5I32K7680
Not all performance combinations and frequencies may be available.
Contact your local CTS Representative or CTS Customer Service for availability.
3
2 K 7
6
8
0
PACKAGING INFORMATION
[Reference Only]
Device quantity is 1k pcs. minimum and 3k pcs. maximum per 180mm reel.
Document No. 008-0356-0
Page 1- 2
Rev. C
www.ctscorp.com
32.7680 kHz Clock
ELECTRICAL CHARACTERISTICS
PARAMETER
Frequency
Operating Mode
Output Type
Supply Voltage
Current
Frequency Stability
Operating Temperature Range
Load Capacitance
Output Voltage Levels
Logic '1' Level
Logic '0' Level
Rise and Fall Time
Output Duty Cycle
Start-up Time
Enable Function
Enable Input Voltage
Disable Input Voltage
Aging
Storage Temperature Range
SYMBOL
f
o
-
-
V
CC
I
CC
Δf/f
o
T
A
C
L
V
OH
V
OL
T
r
,T
f
SYM
T
S
V
IH
V
IL
Δf/f
o
T
STR
CMOS
CMOS Load
CMOS Load
-
@ 50% Level
Application of V
CC
Pin 1 Logic '1', Output Enabled
Pin 1 Logic '0', Output Disabled
@ +25°C, 1st year
-
CONDITIONS
-
-
-
±10%
15pF Load
See Ordering Information
-
MIN
TYP
32.7680
AT Fundamental
HCMOS
1.5, 1.8, 2.5, 3.3
-
20, 25, 50
-
-
-
15
-
-
-
-
5.0
-
-
3.0
-
MAX
UNIT
kHz
-
V
mA
ppm
°C
pF
V
ns
%
ms
V
± ppm
°C
Model TC25
-
-10
-20
-40
-
0.9V
CC
-
-
45
-
0.7V
CC
-
-
-55
3.0
+60
+70
+85
-
-
0.1V
CC
50
55
10
-
0.3V
CC
5.0
+125
MECHANICAL SPECIFICATIONS
TC25 PACKAGE DRAWING
SUGGESTED SOLDER PAD GEOMETRY
ELECTRICAL PARAMETERS
TC25
●
vD
C
BYPASS
should be
≥
0.01 uF.
MARKING INFORMATION
1. TC25 – CTS Model Series.
2.
●
– Pin 1 identifier.
3. v – Voltage code.
[L=3.3V, N=2.5V, M=1.8V, V=1.5V]
4. D – Date code. See Table I for codes.
Complete CTS part number, frequency
value, date code and manufacturing site code
information must appear on reel and carton labels.
NOTES
1. Termination pads (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.
PIN ASSIGNMENTS
PIN
SYMBOL
1
EOH
2
GND
3
Output
4
V
CC
DESCRIPTION
Enable Input
Circuit & Package Ground
RF Output
Supply Voltage
TABLE I – DATE CODE
MONTH
YEAR
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
JAN
A
N
a
n
FEB
B
P
b
p
MAR
C
Q
c
q
APR
D
R
d
r
MAY
E
S
e
s
JUN
F
T
f
t
JUL
G
U
g
u
AUG
H
V
h
v
SEP
J
W
j
w
OCT
K
X
k
x
NOV
L
Y
l
y
DEC
M
Z
m
z
Document No. 008-0356-0
Page 2 - 2
Rev. C
