TXC CORPORATION
4F, NO. 16, Sec. 2 Chung Yang S Rd., Peitou, Taipei, Taiwan.
TEL : 886-2-2894-1202 , 886-2-2895-2201 FAX : 886-2-2894-1206 , 886-2-2895-6207
www.txccorp.com
SPECIFICATION FOR APPROVAL
CUSTOMER
:
PRODUCT TYPE
:
SMD SEAM SEALING CXO 7.0×5.0
NOMINAL FREQ.
:
50.000000MHz
TXC P/N
:
7W50000020
REVISION
:
A1
CUSTOMER P/N
:
PM / SALES
:
DATE
:
CUSTOMER SIGNATURE & Date
(1) TXC requires one copy returned with signature and title of authorized individual that signifies acceptance
of the attached specifications.
(2) Orders received and accepted by TXC after return of signed copy of specification will be produced per
these specifications.
(3) Any changes to these specifications must be agreed upon by both parties and new revision of the
Product Specification Sheet will be issued.
(4) Any issuance of purchase order prior to consigning back the Approval page of "Specification Sheets"
from customers will be regarded as the agreement on the contents of these specifications.
Attachment: Product Specification Sheet
1
2
3
4
5
RoHS Compliant
FMT-DOC024
Issue Date: 12.15'08 VER.E
TXC CORPORATION
4F, NO. 16, Sec. 2 Chung Yang S Rd., Peitou, Taipei, Taiwan.
TEL : 886-2-2894-1202 , 886-2-2895-2201 FAX : 886-2-2894-1206 , 886-2-2895-6207
www.txccorp.com
PRODUCT SPECIFICATION SHEET
PRODUCT TYPE
:
SMD SEAM SEALING CXO 7.0×5.0
NOMINAL FREQ.
:
50.000000MHz
TXC P/N
:
7W50000020
REVISION
:
A1
PE/RD
QA
MFG
NOTE:
(1)Lead Free Products are "Directive 2002/95/EC of The European Parliament of 27 January 2003
on the restriction of the use of certain hazardous substances (RoHS) in electrical and
electronic equipment" Compliant (Attachment: SGS Test Report).
(2)Revision "Sx" is for engineering samples only. PE/RD's approval required.
(3)Revision "Ax" is production ready. PE, QA and MFG's approval required.
RoHS Compliant
FMT-DOC024
Issue Date: 12.15'08 VER.E
TXC CORPORATION
Rev
Revise page
A1
N/A
FMT-DOC024
TXC P/N: 7W50000020
Revise contents
Initial released
REVISION:
A1
PAGE:
1
Date
Ref.No.
Reviser
23-Mar-10
N/A
Yachuan Miao
Issue Date: 12.15'08 VER.E
TXC CORPORATION
TXC P/N: 7W50000020
REVISION:
A1
PAGE:
2
■ ELECTRICAL SPECIFICATIONS
Standard atmospheric conditions
Unless otherwise specified, the standard range of atmospheric conditions for making measurement
and tests are as follow:
Ambient temperature :
25±5℃
Relative humidity
40%~70%
:
If there is any doubt about the results, measurement shall be made within the following limits:
Ambient temperature :
25±3℃
Relative humidity
40%~70%
:
Measure equipment
Electrical characteristics measured by MD 37WX-05M or equivalent.
Crystal cutting type
The crystal is using AT CUT (thickness shear mode).
Unit Weight:
0.152±0.001 g/pcs
Parameters
Symbol
Electrical Spec.
Min.
Typ.
Max.
Notes
Units
1 Nominal Frequency
-
50.000000
MHz
-
2 Frequency Stability
-
±25
ppm
-
Topr
-40
4 Storage Temperature
Tstg
-55
5 Supply Voltage
VDD
3 Operating Temperature
Icc
6 Input Current
CMOS
85
℃
-
~
125
℃
-
V
-
mA
-
3.3 ±10%
-
-
15
Yes
-
7 Enable Control
25
-
15
Pad 1
pF
-
9 Output Voltage High
VoH
90%Vdd
-
-
V
-
10 Output Voltage Low
VoL
-
-
10%Vdd
V
-
Tr
-
-
4
ns
10%→90%VDD Level
90%→10%VDD Level
8 Output Load :
11 Rise Time
CL
Tf
-
-
4
ns
13 Symmetry (Duty ratio)
TH/T
45
~
55
%
-
14 Start-up Time
Tosc
-
-
10
ms
-
15 Enable Voltage High
Vhi
70%Vdd
-
-
V
-
16 Disable Voltage Low
Vlo
-
-
30%Vdd
V
-
12 Fall Time
17 Aging
-
±3
ppm/yr. 1st. Year at 25℃
18 Output Disable Delay Time
T off
-
-
150
μS
-
19 Output Enable Delay Time
T on
-
-
150
μS
-
FMT-DOC024
Issue Date: 12.15'08 VER.E
TXC CORPORATION
TXC P/N: 7W50000020
A1
REVISION:
PAGE:
3
■ DIMENSIONS
(Unit:mm)
1.30± 0.115
7.00±0.20
4
3
PAD FUNCTION:
1: ENABLE CONTROL
2: GND
3: OUT
4: VDD
5.00±0.20
Crystal DLD2
measurement
terminal
(Note: #1)
1.40±0.20
1.10±0.20
2
1
Suggested Layout
1.80
3.28
1.80
4
3
5.08±0.20
2.60±0.20
4.20
2.00 2.20 2.00
2
1
5.08
Note: #1. DLD2 / Drive Level Dependency 2 Maximum resistance minus minimum resistance.
■ MARKING
Output Level
Line Code
Date Code
TXC Logo
TXC □□□□□
Lot Code
Pin 1 Location
■
□□□□□□
Frequency Code
ex:14.318180 MHz=14.318
Output Level:
VDD(V) 5
CODE
A
3.3 2.8 2.5 1.8 2.9 3.0
B
C
D
E
F
G
2.85
2.6
2.55
2
H
J
K
L
1.5 2.7
M
N
Date Code:
MONTH
YEAR
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
2005
2009
2013
2017
A
B
C
D
E
F
G
H
J
K
L
M
2006
2010
2014
2018
N
P
Q
R
S
T
U
V
W
X
Y
Z
2007
2011
2015
2019
a
b
c
d
e
f
g
h
j
k
l
m
2008
2012
2016
2020
n
p
q
r
s
t
u
v
w
x
y
z
*This date code will be cycled every four years
Production location:Taiwan
FMT-DOC024
Issue Date: 12.15'08 VER.E
TXC CORPORATION
TXC P/N: 7W50000020
REVISION:
A1
PAGE:
4
■ TEST DIAGRAM
Control input (output enable/disable)
Logic 1 or open on pad 1: Oscillator output
Logic 0 on pad 1 : Disable output to high impedance
■ WAVEFORM CONDITIONS
Waveform measurement system should
have a min. bandwidth of 5 times the
frequency being tested.
FMT-DOC024
Issue Date: 12.15'08 VER.E
TXC CORPORATION
TXC P/N: 7W50000020
REVISION:
A1
PAGE:
5
■ OUTPUT ENABLE / DISABLE DELAY
The following figure shows the oscillator timing during normal operation . Note that when the device is in standby,
the oscillator stops. When standby is released, the oscillator starts and stable oscillator output occurs after a
short delay.
■ SUGGESTED REFLOW PROFILE
Total time : 200 sec. Max.
Solder melting point :220 ℃
FMT-DOC024
Issue Date: 12.15'08 VER.E
TXC CORPORATION
TXC P/N: 7W50000020
REVISION:
A1
PAGE:
6
■ STRUCTURE ILLUSTRATION
5
6
4
1
7
9
2
8
3
NO
COMPONENTS
MATERIALS
FINISH/SPECIFICATIONS
1 LID
Kovar (Fe/Co/Ni)
-
2 Base(Package)
Ceramic (AI2O3) + Kovar (Fe/Co/Ni)+ Ag/Cu Color black
3 PAD
Au
Tungsten metalize
+ Ni plating
+ Au plating
4 Crystal blank
SiO2
-
5 Conductive adhesive
Ag
Silicon resin
6 Electrode
Noble Metal
-
7 IC chip
-
-
8 Bonding wire
Au
Pad 1 options : NC is 5 wires ,
9 Die attached
Conductive (Ag)
Epoxy resin
EN is 6 wires.
FMT-DOC024
Issue Date: 12.15'08 VER.E
TXC CORPORATION
TXC P/N: 7W50000020
REVISION:
A1
PAGE:
7
■ PACKING
DIMENSIONS
A
B
C
D
E
F
G
H
2.30
7.90
5.45
8.00
16.00
4.00
1.50
1.75
(UNIT : mm)
REMARK :
DIMENSIONS
FMT-DOC024
L
L1
W
W1
pcs / Reel (UNIT : mm)
180
13
20.5
16
Standard Reel Quantity is 1,000 pcs per reel
Issue Date: 12.15'08 VER.E
TXC CORPORATION
TXC P/N: 7W50000020
REVISION:
A1
PAGE:
8
■ RELIABILITY SPECIFICATIONS
1.Mechanical Endurance
No.
Test Item
1 Drop Test
Test Methods
REF. DOC
JIS C6701
75 cm height,3 times on concrete floor .
1 Mechanical Shock
1 Vibration
Device are shocked to half sine wave ( 1000 G ) three mutually
perpendicular axes each 3 times. 0.5m sec. duration time
Frequency range
10 ~ 2000 Hz
Amplitude
1.52 mm/20G
Sweep time
20 minutes
Perpendicular axes each test time
4 Hrs
MIL-STD-202
MIL-STD-883
(Total test time 12 Hrs)
1 Gross Leak
Standard Sample For Automatic Gross Leak Detector, Test Pressure: 2kg / cm2
2 Fine Leak
Helium Bomging 4.5 kgf / cm 2 for 2 Hrs
2 Solderability
Temperature
245 ℃ ± 5℃
Immersing depth
0.5 mm minimum
Immersion time
5 ± 1 seconds
Flux
Rosin resin methyl alcohol
MIL-STD-883
MIL-STD-883
solvent ( 1 : 4 )
2.Environmental Endurance
No.
Test Item
2 Resistance To Soldering Heat
Test Methods
Pre-heat temperature
125 ℃
Pre-heat time
60 ~ 120 sec.
Test temperature
260 ± 5 ℃
Test time
10 ± 1 sec.
2 High Temp. Storage
+ 125 ℃ ± 3 ℃ for 1000 ± 12 Hrs
2 Low Temp. Storage
- 40 ℃ ± 3 ℃ for 1000 ± 12 Hrs
REF. DOC
MIL-STD-202
MIL-STD-883
Total 100 cycles of the following temperature cycle
2 Thermal Shock
MIL-STD-883
3 Pressure Cooker Storage
121 ± 3℃ , RH100% , 2 bar , 240 Hrs
JIS C6701
3 High Temp&Humidity
85℃ ± 3℃, RH 85% , 1000 Hrs
JIS C5023
FMT-DOC024
Issue Date: 12.15'08 VER.E
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