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TAI-SAW TECHNOLOGY CO., LTD.
No. 3, Industrial 2nd Rd., Ping-Chen Industrial District,
Taoyuan, 324, Taiwan, R.O.C.
TEL: 886-3-4690038
FAX: 886-3-4697532
E-mail: tstsales@mail.taisaw.com
Web: www.taisaw.com
Product Specifications Approval Sheet
Product Description: Crystal Unit SMD 3.2x2.5 40.000MHz
TST Part No.: TZ3451D
Customer Part No.:
Customer signature required
Company:
Division:
Approved by :
Date:
Checked by:
Yifan Chen
Approved by:
Kelly Huang
Date:
08/09/2022
1. Customer signed back is required before TST can proceed with sample build and receive orders.
2. Orders received without customer signed back will be regarded as agreement on the specifications.
3. Any specifications changes must be approved upon by both parties and a new revision of specifications
shall be released to reflect the changes.
TAI-SAW TECHNOLOGY CO., LTD.
TST DCC
Release document
FR-71S03-02
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TAI-SAW TECHNOLOGY CO., LTD.
Crystal Unit SMD 3.2x2.5 40.000MHz
MODEL NO.: TZ3451D
REV. NO.: 3
Revise:
Rev.
Rev. Page
Rev. Account
Date
1
2
3
N/A
3
4
Initial release
Changed RS SPEC
Revise Marking drawing
11/02/20’ N/A
Yifan Chen
08/24/21’ ECN-202100484 Yifan Chen
08/09/22’ ECN-202200370 Yifan Chen
TAI-SAW TECHNOLOGY CO., LTD.
Ref. No.
Revised by
TST DCC
Release document
3/7
TAI-SAW TECHNOLOGY CO., LTD.
Crystal Unit SMD 3.2x2.5 40.000MHz
MODEL NO.: TZ3451D
REV. NO.: 3
Features:
Surface Mount Hermetic Package
Excellent Reliability Performance
Good Frequency Perturbation and Stability over temperature
Ultra Miniature Package
Moisture Sensitivity Level (MSL) : Level-1
RoHS Compliant
Lead free
Lead-free soldering
Description and Applications:
Surface mount 3.2mmx2.5mm crystal unit for customer for use in wireless communications
devices, especially for a need of ultra miniature package for mobility.
Electrical Specifications:
TZ3451D
Specification
Nominal Frequency
40.000000 MHz
Mode of Oscillation
Fundamental
Storage Temperature Range
-40C to +125C
Operating Temperature Range
-40C to +105C
Frequency Stability over Operating
Temperature
+/- 15 ppm (referred to the value at 25C) -40C to +100C
+/- 20 ppm (referred to the value at 25C) 100C to +105C
Frequency Make Tolerance (FL)
+/- 7 ppm @ 25C +/- 3C
Equivalent Series Resistance (ESR)
15 max.
Nominal Drive Level
10uW typical and 400uW max
Shunt Capacitance (Co)
3.0 pF max
Load Capacitance (CL)
10 pF
Trim sensitivity(TS)
10~13 ppm/pF
Aging
+/-2ppm/year
Insulation Resistance
500 M min./DC 100V
Marking
Laser Marking
Unit Weight
0.017+/-0.005 g
TAI-SAW TECHNOLOGY CO., LTD.
TST DCC
Release document
4/7
Mechanical Dimensions (mm):
Base
Recommended Land Pattern: (unit: mm)
Marking:
Line 1: Frequency (40.000)
Line 2: TST Logo + Crystal Product Code + Date Code + Traceability code ( 1 or 2 letters,
underline or no underline)
Pin#2
Pin#1
Pin#3
Pin#4
The inner vision of Pin#1, Pin#4 side is XTAL blank mounting pad.
TAI-SAW TECHNOLOGY CO., LTD.
TST DCC
Release document
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Product Code Table
Date Code Table
WK01
WK02
WK03
WK04
WK05
WK06
WK07
WK08
WK09
WK10
WK11
WK12
A
B
C
D
E
F
G
H
I
J
K
L
M
WK14
WK15
WK16
WK17
WK18
WK19
WK20
WK21
WK22
WK23
WK24
WK25
WK26
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
WK27
WK28
WK29
WK30
WK31
WK32
WK33
WK34
WK35
WK36
WK37
WK38
WK39
a
b
c
d
e
f
g
h
i
j
k
l
m
WK40
WK41
WK42
WK43
WK44
WK45
WK46
WK47
WK48
WK49
WK50
WK51
WK52
n
o
p
q
r
s
t
u
v
w
x
y
z
Reel Dimensions (mm):
Tape Dimensions (mm):
Direction of Feed
[NOTE]
1
UNIT : mm.
2
UNLESS OTHERWISE SPECIFIED TOLERANCEON DIM. +/-0.1mm.
3
MATERIAL : CONDUCTIVE POLYSTYRENE.
4
COLOR : BLACK.
5
10 PITCHES CUMULATIVETOLERANCE +/-0.2mm.
TAI-SAW TECHNOLOGY CO., LTD.
TST DCC
Release document
WK13
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Packing Quantity/Packing:
3K pcs maximum per reel
Reflow Profile:
Note: 1.Max peak temperature: 260+/-5 deg C; Time: 10+/-2 sec
2. Temperature: 217+/-5 deg C; Time: 90~100 sec
TAI-SAW TECHNOLOGY CO., LTD.
TST DCC
Release document
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Reliability Specifications
Test name
Reference
standard
Test process / method
Mechanical characteristics
resistance to
Soldering heat
(IR reflow)
Temp./ Duration : 265°C /10sec ×2 times
Total time : 4min.(IR-reflow)
Vibration
Total peak amplitude : 1.5mm
Vibration frequency
: 10 to 2000 Hz
Sweep period
: 20 minute
Vibration directions : 3 mutually perpendicular
Duration
: 2 hr / direc.
directions : 3 impacts per axis
Acceleration : 3000g's, +20/-0 %
Duration
: 0.3 ms (total 18 shocks)
Waveform : Half-sine
Solder Temperature:265±5°C
Duration time: 5±0.5 seconds.
Mechanical
Shock
Solderability
EIAJED-4701
-300(301)M(II)
MIL-STD 202G
method 204
MIL-STD 202G
method 213
J-STD-002
Environmental characteristics
Thermal Shock
Humidity test
Dry heat
( Aging test )
Heat cycle conditions
-40 ℃ (30min) ←→
* cycle time : 10 times
85 ℃ (30min)
Temperature : 85 ± 2 °C
Relative humidity : 85%
Duration
: 96 hours
Temperature : 125 ± 2 °C
Duration
: 168 hours
Cold resistance
Temperature : -40 ± 2 °C
(Low Temp Storage) Duration
: 96 hours
TAI-SAW TECHNOLOGY CO., LTD.
MIL-STD 883G
method 1010.8
MIL-STD 202G
method 103
MIL-STD 202G
method 108A
IEC 60068-2-1
TST DCC
Release document
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