CCHD-957_15 CRYSTEKCRYSTAL | Alldatasheet
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Ultra-Low Phase Noise Oscillator with Standby Mode C
12730 Commonwealth Drive • Fort Myers, Florida 33913
Phone: 239-561-3311 • 800-237-3061 Fax: 239-561-1025 • www.crystek.com CRYSTEKCORPORATION Crystek’s Model CCHD-957 HCMOS CLOCK oscillator family has been designed specifically for High Definition Audio (HD Audio). It features a typical low close-in phase noise of -100 dBc/Hz @ 10 Hz offset, and a noise floor of -169 dBc/Hz. With this extreme low phase noise performance, you will “Hear the Difference”. It also features a “Standby Function”, that is, when placed in disable mode, the internal oscillator is completely shut down in addition to its output buffer being placed in Tri-State. This family is housed in a 9×14 mm SMT package and operates with a +3.3V power supply. Date: 29-Sep-2015 Rev: G Page 1 of 2 9×14 mm SMD, 3.3V, HCMOS CCHD-957 Model 49.152 MHz HCMOS 3.3V45.1584 MHz HCMOS 3.3V -170 dBc/Hz -169 dBc/Hz Digital Audio Broadcasting (DAB) Professional CD audio equipment DACs and ADCs for HD audio 22.5792 MHz HCMOS 3.3V 24.576 MHz HCMOS 3.3V -97 dBc/Hz Applications include: -100 dBc/Hz Hear The Difference!!
Frequency Range: 10 MHz to 50 MHz Temperature Range: 0°C to +70°C (Option M) -20°C to +70°C (Option X) -40°C to +85°C Storage: -45°C to 90°C Input Voltage: 3.3V ±0.3V Input Current: 15mA Typical, 25mA Max Input Current (Disabled Mode): 1.5mA Max Output: HCMOS Symmetry: 45/55% Max @ 50%Vcc Rise/Fall Time: 3nsec Max @ 20% to 80% Vcc Logic: “0” = 10% Vcc Max “1” = 90% Vcc Min Load: 15pF Output Current: ±24mA Max Disable Time: 200ns Max Start-up Time: 1ms Typical, 2ms Max Pin 1 Disable Current: -350µA Max Phase Noise: -100 dBc/Hz Typical, -95 dBc/Hz Max at 10Hz offset Phase Noise Floor: -169 dBc/Hz Typical, -165 dBc/Hz Max Sub-harmonics: None Aging: <3ppm 1st year, <1ppm thereafter CCHD-957 Options: Temperature Range: 0°C to +70°C (±20ppm, ±25ppm, ±50ppm) -20°C to +70°C (±25ppm, ±50ppm) -40°C to +85°C (±25ppm, ±50ppm) Part Number Example: SUGGESTED PAD LAYOUT 0.280 (7.11) 0.050 (1.27) 0.090 (2.28) 0.200 (5.08) C Phone: 239-561-3311 • 800-237-3061 Fax: 239-561-1025 • www.crystek.com CRYSTEKCORPORATION Pad Connection E/D GND OUT Vcc Date: 29-Sep-2015 Rev: G Page 2 of 2 9×14 mm SMD, 3.3V, HCMOS CCHD-957 Model 0.360 (9.14) 0.560 (14.2) CRYSTEK CCHD-957 Frequency Date Code 0.200 (5.08) 0.040 (1.01) 0.070 (1.77) CCHD-957 Ultra-Low Phase Noise Oscillator with Standby Mode Function pin 1 Output pin Open "1" level 0.7×Vcc Min "0" level 0.3×Vcc Max Active Active High Z Tri-State/Standby Function 0.210 (5.3) 0.560 (14.2) Bottom View Top View Side View Shock: Solderability: Vibration: Solvent Resistance: Resistance to Soldering Heat: Thermal Shock: Moisture Resistance: MIL-STD-883, Method 2002, Condition B MIL-STD-883, Method 2003 MIL-STD-883, Method 2007, Condition A MIL-STD-202, Method 215 MIL-STD-202, Method 210, Condition I or J MIL-STD-883, Method 1011, Condition A MIL-STD-883, Method 1004 Mechanical: Environmental: Developed Frequencies
22.5792 MHz
24.576 MHz
45.1584 MHz
49.152 MHz
RECOMMENDED REFLOW SOLDERING PROFILE 900034 (See App Note listed on website) http://www.crystek.com/specification/reflow/900034.pdf