125 Columbia, Aliso Viejo, CA 92656 • (949) 448-7070 • Fax (949) 448-8484 4 7
Note: Left blank if standard.
All specifications and markings subject to change without notice.
TTL/CMOS FULL-SIZE DIP
VOLTAGE-CONTROLLED
CRYSTAL OSCILLATORS
ACVX 1220
FEATURES: APPLICATIONS:
• 14-pin DIP compatible metal package • Phase locked loops (PLLs)
• Large frequency deviation available • Clock recovery
• Internal hermetically sealed crystal • Reference signal tracking
• Tight symmetry (45/55%) available • Synthesizers
STANDARD SPECIFICATIONS
PARAMETERS SPECIFICATIONS
Frequency Range (F0) 8 MHz - 50 MHz
Operating Temperature (TOPR) -10°C to + 60°C (See Options)
Storage Temperature (TSTG) -40°C to + 85°C
Frequency Stability (DF/F0)
vs. temperature 6 30 ppm max. (See Options)
vs. aging 6 5 ppm/Year max.
vs. supply voltage 6 5 ppm max.
Supply Voltage (Vdd) 5 V 65%
Supply Current (Idd) 30 mA max.
Duty Cycle or Symmetry 40/60 % max. (See Options)
Rise Time/Fall Time (TR/TF) 10 ns. max.
Output Load TTL/CMOS (15pF or 2 TTL gate)
Output Voltage (VOH) 0.9 * Vdd min.
(VOL) 0.4 Vdc max.
Transfer Function Positive
Control Voltage (Vc) 0.5 V to 4.5 V
Center voltage 2.5 Vdc
Frequency Deviation 6 100 ppm min. (See Options)
Linearity 6 10% max.
For test circuit, waveforms, see p. 54-55. For environmental and mechanical specifications, please see p. 66, Group 1. Marking see p. 68. Please
inquire factory for higher frequencies, other pulling specs., control voltage range, linearity.
ORDERING INFORMATION
ACVX1220 - Frequency - Temperature - Stability - Duty cycle - Pulling - Value Added
PIN CONNECTIONS
Pin No. Function
1 Voltage Control Vc
7 GND/Case
8 Output
14 Vdd
XX.XXXXXX in MHz
0°C to + 70°C - P
-20°C to +70°C - E
- G Gull wing, p. 75
- QXX (trimmed
leads, p.74)
6150 ppm min.- N15
6200 ppm min.- N20
6250 ppm min.- N25
±300 ppm min.- N30
45/55% @ 1/2Vdd -S
±50 ppm max.- C
Typical Phase Noise
Offset Frequency (Hz) Phase Noise (dBc/Hz)
10 -70
100 -110
1 KHz -125
10 KHz -150
100 KHz -160
