tai-saw technology co., ltd.

TAI-SAW TECHNOLOGY CO., LTD.
HC49US 25MHz Crystal Unit
MODEL NO.: TZ2791A
REV. NO.: 1.0
Revise:
Rev.
Rev. Page
Rev. Account
Date
1
N/A
Initial release
09/23/13’ N/A
TAI-SAW TECHNOLOGY CO., LTD.
Ref. No.
Reviser
Ginger Huang
TST DCC
Release document
2
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: [email protected]
Web: www.taisaw.com
HC49US DIP 25MHz Crystal Unit
MODEL NO.: TZ2791A
REV. NO.: 1.0
Features:
z
z
RoHS Compliant
Surface Mount Seam Weld Package
Good Frequency Perturbation and Stability over temperature
Lead-free soldering
Description and Applications:
HC49US crystal unit for use in wireless telecommunications devices
Electrical Specifications:
TZ2791A
Specification
Nominal Frequency
25.000000 MHz
Mode of Oscillation
Fundamental
Storage Temperature Range
-40°C~+85°C
Operating Temperature Range
-40°C~+85°C
Frequency Stability over Operating
Temperature Range
+/-15 ppm (referred to the value at 25°C)
Frequency Make Tolerance (FL)
+/-7 ppm @ 25°C +/- 3°C
Equivalent Series Resistance (ESR)
30 Ω max.
Nominal Drive Level
210 uW max
Shunt Capacitance (Co)
7.0 pF MAX
Load Capacitance (CL)
13 pF
Pulling Sensitivity (TS)
20ppm /pF (Load @ 13pF)
Aging
+/-3.0 ppm/year
Insulation Resistance
500 MΩ min./DC 100V
Marking
Laser marking
TAI-SAW TECHNOLOGY CO., LTD.
TST DCC
Release document
3
Mechanical Dimensions (mm):
Marking:
Line 1: Frequency (25.000)
Line 2: Product Code +TST Logo + Date Code(“Z” stand for product code and “D” for date
code) + Traceability Code (XX)
25.000
T ZDXX
○
Product Code Table
Date Code Table
WK01
WK02
WK03
WK04
WK05
WK06
WK07
WK08
WK09
WK10
WK11
WK12
WK13
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
Packing: 200pcs/bag ; 5 bags / box
TAI-SAW TECHNOLOGY CO., LTD.
TST DCC
Release document
4
Reliability Specifications
Test name
Reference
standard
Test process / method
Mechanical characteristics
resistance to
Soldering heat
(IR reflow)
Temp./ Duration : 260°C /10sec ×2 times
Total time : 4min.(IR-reflow)
Vibration
Total peak amplitude : 1.5mm
Vibration frequency
: 10 to 55 Hz
Sweep period
: 1.0 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 202F
method 201A
MIL-STD 202F
method 213C
MIL-STD 883G
method 2003
Environmental characteristics
Thermal Shock
Humidity test
Dry heat
( Aging test )
PCT test
Heat cycle conditions
-55 ℃ (30min) ←→
* cycle time : 10 times
125 ℃ (30min)
Temperature : 70 ± 2 °C
Relative humidity : 90~95%
Duration
: 96 hours
Temperature : 125 ± 2 °C
Duration
: 168 hours
2
MIL-STD 883G
method 1010.7
MIL-STD 202F
method 103B
5
Pressure: 2.06kg/cm (2.03*10 pa)
Temperature : 121 ± 2 °C
Relative humidity : 100%
Duration
: 24 hours
TAI-SAW TECHNOLOGY CO., LTD.
MIL-STD 883G
method 1008.2
condition C
EIAJED-4701-3
B-123A
TST DCC
Release document
5