CRYSTAL OSCILLATORS
SMG-751 SERIES
CERAMIC PACKAGE
Applications
Notebook PC
Portable PC
LCD
Digital Camera
Wireless LAN
Mobile Phone
Features
Actual Size:
Spread Spectrum Low EMI Oscillators
Low Power Consumption
RoHS Compliant
Specification
MODEL
NOMINAL FREQUENCY
MHz
ppm
FREQUENCY STABILITY*
OPERATING TEMPERATURE
°C
STORAGE TEMPERATURE
°C
POWER SUPPLY VOLTAGE
VDC
OUTPUT LEVEL
OUTPUT SYMMETRY (at 50% VDC)
%
INPUT CURRENT
1.000~49.999MHz
mA (Max.)
50.000~99.999MHz
mA (Max.)
100.000~149.999MHz
mA (Max.)
150.000~200.000MHz
mA (Max.)
RISE / FALL TIME ( 10% to 90%~90% to 10% VDC)
1.000~49.999MHz
ns (Max.)
50.000~99.999MHz
ns (Max.)
100.000~149.999MHz
ns (Max.)
150.000~200.000MHz
ns (Max.)
OUTPUT LOAD
pF
MODULATION FREQUENCY
KHz
CYCLE TO CYCLE JITTER (1–σ)
ps (Max.)
AGING
ppm/Year
*Inclusive of 25°C±3°C & Operating Temperature Range.
SMG-751L
SMG-751S
1.000 ~ 200.000
1.000 ~ 166.000
A: ± 100 B: ± 50 X: ± 30 C: ± 25
- 10 ~ + 70
,
- 40 ~ + 85
- 55 ~ + 125
+3.3±10%
+2.5±5%
CMOS
40 ~ 60 ( 45 ~ 55 is available)
20
30
30
35
10.0
5.0
4.0
3.0
15
30 ~ 40
100
±3
20
30
35
40
Spread Spectrum Modulation
Center Spread :
Down Spread :
±0.125% ~ ±2.0%
-0.25% ~ -4.0%
Dimension(mm)
SMG-751
<TOP>
7.0 ± 0.1
#4
5.0 ± 0.1
#3
<SIDE>
Ceramic Base
Metal Lid
Pin Connection
No.
#1
#2
#3
#4
Connection
E/D
GND
Output
VDC
AKER
#1
#2
1.4 Max.
<BOTTOM>
5.08
#1
#2
4.20
1.1
<SUGGESTED LAYOUT>
5.08
Enable / Disable Function
E/D ( #1 )
HIGH (Open)
LOW
OUTPUT ( #3 )
Operating
High impedance
3.70
#4
1.4
#3
1.8
2.0
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