Temperature Compensated Crystal Oscillators
HCMOS/TTL TCXO/VC-TCXO IN 14 PIN DIP HERMETICALLY SEALED PACKAGE - TCHC Series
FEATURES
RoHS Compliant (Pb-Free), Tight Stability over Wide Temperature Range
Available with Voltage Control for Electric Frequency Adjustment
HCMOS/TTL Compatible, Low Phase Noise
Hermetically Sealed Package, Industry de factor Standard Footprint
SPECIFICATIONS
Frequency Range
Standard Frequency
Supply Voltage (Vcc)
Input Current
Storage Temperature
Controllable Frequency Option
Control Voltage (Vc)
Setability of Vc at Fnom, 25°C
Frequency Stability vs Temp.
Temperature Range
Standard Stability
Frequency Stability vs Vcc
Frequency Stability vs Load
Aging
Phase Noise
Output Load
Logic "1" / Logic "0" Level
Rise/Fall Time (Tr/Tf)
Duty Cycle
Creating a Part Number
Product Series
Frequency
Supply Voltage: A = 5.0V
B = 3.3V
Tuning:
V
blank
1.5 MHz to 40 MHz
12.8/13.0/14.4/15.36/16.8/19.44 MHz
A = 5.0 VDC ± 5%; B = 3.3 VDC ± 5%
20 mA Maximum (1.5 MHz to 9.999 MHz); 30 mA Maximum (10 MHz to 40 MHz)
-40°C to 85°C
V = Voltage control: ±5 ppm Minimum
2.5±2.0 VDC for Vcc = 5 VDC; 1.65±1.5 VDC for Vcc = 3.3 VDC
2.5±0.5 V DC for 5.0V part; 1.65±0.4 VDC for 3.3V part
010 = ±1 ppm; 015 = ±1.5 ppm; 020 = ±2 ppm; 025 = ±2.5 ppm; 050 = ±5 ppm
A = 0°C to 70°C; B = -40°C to 85°C; F = 0°C to 50°C; H = -30°C to 75°C
025H = ±2.5 ppm / -30°C to 75°C
±0.3 ppm Maximum / Vcc ± 5%
±0.3 ppm Maximum / ±2 pF
±1 ppm Maximum per year @25°C
-145 dBc/Hz at 1KHz
10 TTL or 15 pF HCMOS Maximum
TTL: 2.4V Minimum / 0.4V Maximum; HCMOS: 0.9Vcc Minimum / 0.1Vcc Maximum
10 ns Maximum
0 = No tristate 60/40%; 2 = No tristate 55/45%
TCHC-25M000-A V 010 A 0
Duty Cycle: see above
Operating Temperature Range: A = 0 to 70°C
Frequency Stability:
010 = ±1.0 ppm
020 = ±2 ppm
025 = ±2.5 ppm
B = -40 to 85°C
H = -30 to 75°C
X = Customized Temp Range
OUTLINE DRAWING
#1
13.0 MAX
7.62
MARKING
AREA
#7
6.8 MAX
0.8
#14
15.24
#8
0.46
5.06 MIN
20.8 MAX
Pin 1 Location
Pin Connections
#1: Vc or N/C
#7: Ground
#8: Output
All dimensions are typical unless otherwise specified
Glasss Standoffs
Available in Gull Wing Configuration
#14: Vcc
Dimensions in Millimeters
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2005-2006 Fortiming Corp. USA
