ACT ACT420SMX-4

Tel : 0044 (0)118 979 1238
Fax : 0044 (0)118 979 1283
email : info@actcrystals.com
ACT420SMX-4
The ACT420SMX-4 is a low cost, 4 pad, high quality, low aging 4x2.5mm SMD Crystal in a ceramic
base / metal lid package, seam welded for good long term reliability. The device has the lid
grounded via the package to reduce EMI issues. The wide frequency range and specification
options ensure suitability for many applications.
APPLICATIONS: Bluetooth, WLAN, PDA, Pagers, Card readers, Cellular, PC Accessories,
Notebook, Audio-visual, PCMCIA, MP3, Consumer & Communications
Specification
Parameter
Symbol
Specification
Frequency Range
Frequency Tolerance (@25°C)
Stability over temp range
Temp Operating Range
Temp Storage Range
Equivalent Series Resistance
Load Capacitance
Shunt Capacitance
Drive Level
fo
Δf/fo
Tc
Topr
Tstg
ESR
CL
C0
DL
12.000 ~ 50.000MHz
±5,±10,±15,±20,±30 & ±50ppm(Std )
±5ppm ~ 50ppm (See table 2)
0~+50°C ~ -40~+85°C ( See table 2)
-40 ~+85°C
See table 1
8pF ~ 50pF & Series
5pF max
100μW typical (500μW max)
ESR min to max <1.3
FL min to max <1.3
Drive Level Dependency
DLD
Insulation Resistance
IR
Aging
Fa
Condition
500MΩ min
±3ppm p/year *
Please specify
Please specify
Please specify
Please specify
(16,20 & 30pF Std. Please specify)
(Custom available - Please enquire)
0.01, 0.1,1,10,100,500 μW steps
@100V DC
(First year max @ 25°C)
* ±1.00ppm aging p/year part is available, to order, as a "semi-custom" part - Please enquire
Table 1
Freq. Range (MHz)
12.000 ~ 14.999
15.000 ~ 50.000
ESR (Ω) max
80
50
Mode / Cut
Fundamental / AT
Fundamental / AT
Pad Surface Material: Gold (Au)
Dimensions (mm)
Connections
#1. Crystal
#2. Grounded to lid
#3. Crystal
#4. Grounded to lid
Please note that all parameters can not necessarily be specified in the same device
Customer to specify : Frequency, Frequency Tolerance, Temperature Stability, Operating Temperature & Load Capacitance
In line with our ongoing policy of product evolvement and improvement, the above specification may subject to change without notice
ISO9001:2000 Registered
For quotations or further information please contact us at:
3 The Business Centre, Molly Millars Lane, Wokingham, Berkshire, RG41 2EY, UK
http://www.actcrystals.com
Issue 3 C1F
Date 24/01/07
1 of 2
Tel : 0044 (0)118 979 1238
Fax : 0044 (0)118 979 1283
email : info@actcrystals.com
ACT420SMX-4
Table 2
Stability
Temp
+/- 5ppm
+/- 10ppm
+/- 20ppm
+/- 30ppm
+/- 50ppm
0~+50°C
O
O
O
O
O
O
-10+60°C
O
O
O
O
O
Available
stabilities
-20~+70°C
O
O
O
O
-30~+80°C
O
O
O
O
O
-40~+85°C
O
O
O
O
Standard
stabilities
Standard Re-flow Profile
Tape & Reel Specification (mm)
( IK pcs each reel )
Tolerance
Dimension
W
±0.3
12.0
Wo
±0.05
5.5
W1
±0.1
4.4
TAPE
Lo
±0.1
2.9
L1
±0.1
4.0
Ho
±0.05
0.3
H1
±0.1
1.0
A
±1
178
REEL
B
C
±1
±0.5
80
13.5
D
±0.2
2.0
In line with our ongoing policy of product evolvement and improvement, the above specification may subject to change without notice
ISO9001:2000 Registered
For quotations or further information please contact us at:
3 The Business Centre, Molly Millars Lane, Wokingham, Berkshire, RG41 2EY, UK
http://www.actcrystals.com
Issue 3 C1F
Date 24/01/07
2 of 2