32.7680 kHz Clock Oscillator
FEATURES
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32.7680 kHz Frequency Reference
Package Size 5.0mm x 3.2mm
Fundamental Crystal Design
Hermetic Ceramic Package
Frequency Stability, ±50 ppm Standard
Operating Temperature, -40°C to +85°C Standard
Tape & Reel Packaging, EAI-418
RoHS/Green Compliant [6/6]
Model TC50
APPLICATIONS
Model TC50 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
TC50
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:
TC50L3I32K7680
TC50L5I32K7680
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. 008-0358-0
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
-
-
50
-
5.0
-
-
3.0
-
MAX
UNIT
kHz
-
V
mA
ppm
°C
pF
V
ns
%
ms
V
± ppm
°C
Model TC50
-
-10
-20
-40
-
0.9V
CC
-
-
45
-
0.7V
CC
-
-
-55
3.0
+60
+70
+85
-
-
0.1V
CC
200
55
10
-
0.3V
CC
5.0
+125
MECHANICAL SPECIFICATIONS
TC50 PACKAGE DRAWING
MARKING INFORMATION
1. TC50 – CTS Model Series.
4. v – Voltage code.
ELECTRICAL PARAMETERS
[L=3.3V, N=2.5V, M=1.8V, V=1.5V]
2.
●
– Pin 1 identifier.
3. YYWW – Date code, YY – year, WW – week.
TC50v
●
YYWW
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.
SUGGESTED SOLDER PAD GEOMETRY
PIN ASSIGNMENTS
PIN
1
2
3
4
SYMBOL
EOH
GND
Output
V
CC
DESCRIPTION
Enable Input
Circuit & Package Ground
RF Output
Supply Voltage
C
BYPASS
should be
≥
0.01 uF.
Document No. 008-0358-0
Page 2 - 2
Rev. C
电源技术
