2.5 mm x 3.2 mm Ceramic Package SMD TCXO
I547/I747 Series
Product Features:
Low Jitter, Non-PLL Based Output
Clipped Sinewave
Analog Compensation
Available ± 0.5 ppm Stability
Applications:
3.20
GPS
4
3
Sonet /SDH
802.11 / Wifi
T1/E1, T3/E3
2.50
1
2
Frequency
16.396Mhz, 16.3676Mhz, 16.367667Mhz,
19.200Mhz, 24.5535Mhz, 26.000Mhz
Frequency Tolerance @ 25° C
± 1.5 ppm
Frequency Stability
Vs Temperature
See Frequency Stability Table
± 0.1 ppm Max.
±.0.2 ppm Max.
Vs Supply Voltage (± 5%)
Vs Load(10%)
1.2 Max.
Output Level
Clipped Sinewave
Output Load
Clipped Sinewave
0.8 V p-p Min.
10K Ohms / 10 pF
50% ±10%
1
4
2
3
0.65
0.85
Duty Cycle (HCMOS)
Frequency Slope
(2C steps from -20° C to +70° C)
Start Time (90% of Vp-p)
2.40
± 0.1 ppm /° C
3.0 mS Max.
3
2
4
1
Aging
± 1 ppm / Year Max.
2.0
1.3
Supply Voltage
Current
See Supply Voltage Table , tolerance ± 5%
1.5 mA Max
1.2
Voltage Control
(I747)
Operating
1.5 VDC ± 1.0 VDC, ± 5.0 ppm Min.
Pin Connection
See Operating Temperature Table
1
2
3
4
Vcontrol / N.C.
GND
Output
Storage
-40° C to +85° C
Vcc
Phase Noise
-87 dBc/Hz @ 10 Hz
-112 dBc/Hz @ 100 Hz
-135 dBc/Hz @ 1KHz
-145 dBc/Hz @ 10 Khz
Dimension Units: mm
Part Number Guide
Sample Part Number: I547-1Q3-20.000 Mhz
Package
Operating Temperature
7 = 0° C to +50° C
FrequencyStability vs Temperature
**Y = ±0.5 ppm
Supply Voltage
3 = 3.3 V
Frequency
7 = 3.0 V
1 = 0° C to +70° C
**N = ±1.0 ppm
I547 (Clipped Sinewave TCXO)
I747 (Clipped Sinewave TCVCXO)
2 = 2.7 V
3 = -20° C to +70° C
2 = -40° C to +85° C
**O = ±1.5 ppm
- 20.000 MHz
**P = ±2.0 ppm
Q = ±2.5 ppm
R = ±3.0 ppm
J = ±5.0 ppm
NOTE: A 0.01 µF bypass capacitor is recommended between Vcc (pin 4) and GND (pin 2) to minimize power supply noise.
** Not available for all temperature ranges.
ILSI America Phone: 775-851-8880 • Fax: 775-851-8882• e-mail: e-mail@ilsiamerica.com • www.ilsiamerica.com
01/09
Specifications subject to change without notice
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