ACT ACT321AK-SMX-4

Tel : 0044 (0)118 979 1238
Fax : 0044 (0)118 979 1283
email : info@actcrystals.com
ACT321AK-SMX-4
The ACT321AK-SMX-4 is a low cost, 4 pad, high quality, low aging 3.4X2.7mm SMD Crystal. It
has a ceramic base / metal lid package & is 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 equipments.
APPLICATIONS: Bluetooth, WLAN, PDA, Pagers, Card readers, Cellular, PC Accessories,
Notebook, Audio-visual, PCMCIA, MP3, Consumer & Communications.
Specification
Parameter
Symbol
Specification
Condition
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 ~ 52.000MHz
Please specify
±10~±50ppm
Please specify
Please specify
±10ppm ~ 50ppm (See table 2)
0~+50°C ~ -40~+85°C ( See table 2)
Please specify
-55 ~+125°C
See table 1
8pF ~ 20pF & Series
(8,9,12,16,18, & 20pF Std. Please specify)
5pF max
100μW typical (500μW max)
(Custom available - Please enquire)
Insulation Resistance
IR
500MΩ min
Aging
Fa
±3ppm per year **
@100V DC
(First year max @ 25°C)
** ±2ppm and ±1ppm per year available (subject to volumes) please enquire.
Table 1
ESR (Ω) max
Freq. Range
(MHz)
12.000~29.999
30.000 ~ 52.000
100
50
Mode / Cut
Fundamental / AT
Fundamental / AT
Pad Surface Material: Gold (Au)
Dimensions (mm)
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 2 A5A
Date 06/03/07
1 of 2
Tel : 0044 (0)118 979 1238
Fax : 0044 (0)118 979 1283
email : info@actcrystals.com
ACT321AK-SMX-4
Table 2
0~50°C
-10~60°C
-20~70°C
-40~85°C
Standard Re-flow Profile
±10
ppm
±15
ppm
±20
ppm
±30
ppm
±50
ppm
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TAPE & REEL SPECIFICATION (mm)
( 1K pcs each reel )
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 2 A5A
Date 06/03/07
2 of 2