531 SMX‐4 Series
5.0 x 3.2mm Crystal unit
RoHS & REACH compliant
Small package size
Parameters
Frequency range
Specification
F_nom 8.0MHz ~ 54.0MHz
Remarks
Fundamental
Frequency tolerance
F_tol ±10.0ppm ~ ±50.0ppm
F_stb ±10.0ppm ~ ±50.0ppm
T_use ‐20°C ~ +70°C, ‐30°C ~ +85°C, ‐40°C ~ +85°C
T_stg ‐55°C ~ +125°C
Frequency stability over operating temperature range
Operating temperature range
Storage temperature
Table 2
Table 2
Load capacitance
CL 8.0pF ~ 30.0pF, series
ESR Table 1
Equivalent series resistance
Shunt capacitance
C0 7.0pF max
Drive level
DL 300μW max
100μW typical
Frequency aging
F_age ±2.0ppm at 25°C, 1ꢀꢁ Year
MSL 1 (unlimited)
For ±1.0ppm please enquire
Moisture sensitivity level
Electrostatic discharge
Insulation resistance
ESD Not applicable
IR
At 100V DC
500MΩ min
Table 1. Frequency range (MHz) vs ESR
Dimensions (mm)
8.0MHz ~ 9.999MHz
10.0MHz ~ 11.999MHz
12.0MHz ~ 23.999MHz
24.0MHz ~ 54.000MHz
120Ω
80Ω
50Ω
30Ω
2.40 1.30
3
4
1
4
3
1
2
2
5.0±0.1
Table 2. Frequency Stability vs Temperature
Temp. (°C) Stability in ppm
2.00
1.60
±10
±15
±20
√
±30
√
±50
√
‐20°C ~ 70°C
‐30°C ~ 85°C
‐40°C ~ 85°C
√
√
√
√
√
√
√
√
Enquire
√
√
√
Part number generation
L
QA
2700
G
K
GO
F
L
‐PF
Frequency
ACT
Series
Code
Frequency
(MHz)
Frequency
Tolerance
(±ppm)
Operating
Temperature capacitance
Range (°C)
Load
Frequency
mode
Packaging
(Tape & Reel)
stability over
temperature
range (±ppm)
Frequency
aging
RoHS
(CL ‐pF)
QA
8MHz = 0800
27MHz = 2700
±10 = E
±15 = F
±20 = G
±30 = I
±50 = L
±10 = F
±15 = G
±20 = I
±30 = K
±50 = O
‐20 ~ +70 = G
‐30 ~ +85 = L
‐40 ~ +85 = M
8 = GO
9 = JO
Fundamental
Loose = L
3000pcs = D ±2ppm = leave
the Blank for
Standard
RoHS
=
‐pF
=
F
10 = KO
12 = OO
13 = YO
14 = ZO
16 = RO
18 = TO
20 = VO
22 = WO
30 = DA
Series = SR
Note: Use the first 4
characters of the
frequency in Hz i.e.
standard aging
Non standard
±1ppm = 1
27MHz =27000000Hz
If the frequency is
100MHz or higher then
the first 5 characters
are used
Note: It is important to suffix the above part number with full frequency required to give a completed part number as illustrated below.
Full Example Part Number : QA2700GKLGOFL‐PF [27.000MHz] , QA2457GKLGOFL‐PF [24.576MHz], QA0800GKLGOFL‐PF [8.000MHz]
ACT (A wholly owned Acal BFi Company)
+44 (0) 118 978 8878|sales@act.co.uk|www.act.co.uk
ISO9001 Registered
Specifications subject to change without notification