参数资料
型号: DV75C-012.8M
厂商: Connor-Winfield
文件页数: 1/3页
文件大小: 0K
描述: OSC TCXO 12.800 MHZ 3.3V SMD
标准包装: 1
系列: DV75C
类型: TCXO
频率: 12.8MHz
功能: 三态(输出启用)
输出: LVCMOS
电源电压: 3.135 V ~ 3.465 V
频率稳定性: ±0.28ppm
工作温度: -40°C ~ 85°C
电流 - 电源(最大): 6mA
其它名称: CW749DKR
Available at Digi-Key
Description:
Features:
Crystal Controlled Oscillator (TCXO) with
?
Frequency Stability: ± 0.28 ppm
DV
12 C 12
MH 02
LVCMOS output. Through the use of Analog ? Temperature Range: -40 to 85°C
?
Low Jitter <1ps RMS
?
5x7mm Surface Mount Package
?
Tape and Reel Packaging
?
RoHS Compliant / Pb Free
2111ComprehensiveDrive
Aurora, Illinois 60505
Phone: 630- 851- 4722
Fax: 630- 851- 5040
www.conwin.com
US Headquarters:
630-851-4722
European Headquarters:
+353-61-472221
Temperature Compensation the DV75C is
capable of holding sub 1-ppm stabilities
over the -40 to 85°C temperature range. The
DV75C meets STRATUM 3 requirements.
Applications:
? IEEE 1588 Applications
? Synchronous Ethernet slave clocks, ITU-T G.8262 EEC options 1 & 2
? Compliant to Stratum 3, GR-1244-CORE, GR-253-CORE & ITU-T-G.812 Type IV
75
.8
Z
The Connor-Winfield’s DV75C is a 5x7mm ? 3.3 Vdc Operation
Surface Mount Temperature Compensated ? LVCMOS Output
?
?
?
Wireless Communications
Small Cells
Test and Measurement
Parameter
Absolute Maximum Ratings
Minimum Nominal Maximum
Units
Notes
Storage Temperature
Supply Voltage (Vcc)
Input Voltage
-55
-0.5
-0.5
-
-
-
85
6.0
Vcc+0.5
°C
Vdc
Vdc
Parameter
Operating Specifications
Minimum Nominal Maximum
Units
Notes
Nominal Frequency (Fo)
-
10.0, 12.8 or 20.0
-
MHz
Frequency Calibration @ 25 °C
Frequency Stability vs. Temperature
Holdover Stability (Over 24 Hours)
Frequency vs. Load Stability
Frequency vs. Voltage Stability
Static Temperature Hysteresis
Total Frequency Tolerance:
Operating Temperature Range:
Supply Voltage (Vcc)
Supply Current (Icc)
Period Jitter
Integrated Phase Jitter
-1.0
-0.28
-0.32
-0.20
-0.20
-
-4.6
-40
3.135
-
-
-
-
-
-
-
-
-
-
-
3.3
-
3
0.5
1.0
0.28
0.32
0.20
0.20
0.4
4.6
85
3.465
6
5
1.0
ppm
ppm
ppm
ppm
ppm
ppm
ppm
°C
Vdc
mA
ps rms
ps rms
1
2
3
±5%
±5%
Absolute, 4
5
±5%
6
Typical Phase Noise Fo = 10.0 MHz
SSB Phase Noise at 10Hz offset
SSB Phase Noise at 100Hz offset
SSB Phase Noise at 1KHz offset
SSB Phase Noise at 10KHz offset
SSB Phase Noise at 100KHz offset
Start-up Time
-
-
-
-
-
-
-80
-110
-135
-150
-150
-
-
-
-
-
-
10
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
ms
LVCMOS Output Characteristics
Parameter
Load
Voltage (High) (Voh)
(Low) (Vol)
Duty Cycle at 50% of Vcc
Rise / Fall Time 10% to 90%
Minimum
-
90%Vcc
-
45
-
Nominal
15
-
-
50
-
Maximum
-
-
10%Vcc
55
8
Units
pF
Vdc
Vdc
%
ns
Notes
7
Bulletin
Page
Revision
Date
Tx355
1 of 3
03
03 Dec 2013
Notes:
1. Initial calibration @ 25°C. Specifications at time of shipment after 48 hours of operation.
2. Frequency stability vs. change in temperature. [±(Fmax - Fmin)/(2*Fo)].
3. Inclusive of frequency stability, supply voltage change (±1%), load change, aging, for 24 hours.
4. Frequency change after reciprocal temperature ramped over the operating range. Frequency measured before and after at 25°C.
5. Inclusive of calibration @ 25?C, frequency vs. change in temperature, change in supply voltage (±5%), load change (±5%), reflow soldering
process and 20 years aging, referenced to Fo
6. BW = 12 KHz to 20 MHz.
7. For best performance it is recommended that the circuit connected to this output should have an equivalent input capacitance of 15pF.
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