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Leaded Oscillator, TCXO, TCVCXO  
Metal Package, Full Size DIP  
I121/I122/I321/I322 Series  
Product Features:  
Available in Both Clipped Sinewave and  
HCMOS Output Levels  
Applications:  
Base Station  
IP  
18.3  
Compatible with Leadfree Processing  
WiMax / Wlan  
General Purpose  
11.7  
Frequency  
I121/I321  
I122/I322  
9.600 Mhz to 40 Mhz  
1.000 Mhz to 40 Mhz  
Output Level  
Clipped Sinewave  
HCMOS  
1.0  
1.0 V p-p Min.  
‘0’=0.1 VCC Max., ‘1’=0.9Vcc Min.  
Output Load  
Clipped Sinewave  
HCMOS  
20K Ohms / 10 pF  
15pF  
4.0 Min.  
Duty Cycle (HCMOS)  
50% ±10%  
Rise / Fall Time  
(HCMOS)  
10 nS Max.  
5.8 Max.  
Frequency Stability  
See Frequency Stability Table  
Included in Stability Tolerance  
± 1 ppm / Year Max.  
0.50  
4.0  
2.5  
0.45  
Frequency Tolerance @ 25° C  
Aging  
15.00  
Supply Voltage  
Current  
See Supply Voltage Table , tolerance ± 5%  
7.60  
3.0 mA Max. (Clipped Sinewave)  
20.0 mA Max. (HCMOS)  
Voltage Control  
(I321/ I322)  
1.65 VDC ± 1.5 VDC, ± 5.0 ppm Min. for Vcc = 3.3 VDC  
2.5 VDC ± 2.0 VDC, ± 5.0 ppm Min. for Vcc = 5.0 VDC  
Pin Connection  
1
7
8
Vcontrol / N.C.  
GND  
Output  
Slope  
Positive  
14 Vcc  
Operating  
Storage  
See Operating Temperature Table  
-40° C to +85° C  
Dimension Units: mm  
Part Number Guide  
Operating Temperature  
7 = 0° C to +50° C  
Sample Part Number: I121-1Q3-20.000 Mhz  
Package  
FrequencyStability vs Temperature  
**O = ±1.5 ppm  
Supply Voltage  
3 = 3.3 V  
Frequency  
I121 (Clipped Sinewave TCXO)  
I122 (HCMOS TCXO)  
5 = 5.0 V  
1 = 0° C to +70° C  
**P = ±2.0 ppm  
I321 (Clipped Sinewave TCVCXO)  
I322 (HCMOS TCVCXO)  
3 = -20° C to +70° C  
2 = -40° C to +85° C  
Q = ±2.5 ppm  
- 20.000 MHz  
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  
1/10_A  
Specifications subject to change without notice  
Page 1  
Leaded Oscillator, TCXO, TCVCXO  
Metal Package, Full Size DIP  
I121/I122/I321/I322 Series  
Pb Free Solder Reflow Profile:  
Typical Application:  
*Units are backward compatible with 240C reflow processes  
Package Information:  
MSL = 2a  
Termination = e1 (Sn / Cu / Ag over Ni over Kovar base metal).  
Environmental Specifications  
Thermal Shock  
MIL-STD-883, Method 1011, Condition A  
Moisture Resistance  
Mechanical Shock  
Mechanical Vibration  
Resistance to Soldering Heat  
Hazardous Substance  
Solderability  
MIL-STD-883, Method 1004  
MIL-STD-883, Method 2002, Condition B  
MIL-STD-883, Method 2007, Condition A  
J-STD-020C, Table 5-2 Pb-free devices (except 2 cycles max)  
Pb-Free / RoHS / Green Compliant  
JESD22-B102-D Method 2 (Preconditioning E)  
MIL-STD-883, Method 2004, Test Condition D  
MIL-STD-883, Method 1014, Condition C  
Terminal Strength  
Gross Leak  
Fine Leak  
Solvent Resistance  
MIL-STD-883, Method 1014, Condition A2, R1=2x10-8 atm cc/s  
MIL-STD-202, Method 215  
Marking  
Line 1: ILSI and Date Code  
Line 2: IXXX-XXX (Part Number detail = IXXX-XXX-Freq.)  
Line 3: Frequency  
ILSI America Phone: 775-851-8880 • Fax: 775-851-8882• e-mail: e-mail@ilsiamerica.com • www.ilsiamerica.com  
1/10_A  
Specifications subject to change without notice  
Page 2