參數(shù)資料
型號(hào): VC-TXO-30SM-1968-B
廠商: ECS INC INTERNATIONAL
元件分類: XO, clock
英文描述: TCVCXO, CLIPPED SINE OUTPUT, 19.68 MHz
封裝: ROHS COMPLIANT, MINIATURE, CERAMIC, SMD, 4 PIN
文件頁數(shù): 1/1頁
文件大小: 208K
代理商: VC-TXO-30SM-1968-B
ECS, INC. INTERNATIONAL 1105 S. RIDGEVIEW, OLATHE, KS 66062 913-782-7787 800-237-1041 FAX 913-782-6991 WWW.ECSXTAL.COM
SMD TCXO
FEATURES
Highly stable output
Voltage Control function
5 x 7 mm Footprint
RoHSCompliant
VC-TX0-30SM SERIES
TEMPERATURE COMPENSATED OSCILLATOR
The VC-TXO-30SM is a TCXO (Temperature
Compensated Crystal Oscillator) featuring very
tight stability over a wide temperature range.
The miniature SMD ceramic package measures
5 x 7 x 2.0 mm. The voltage control feature has
a frequency control range of ±5 ppm. The low
profile package is ideal for wireless communica-
tions applications.
7.0
± 0.2
5.0
±0.2
#1
#2
#4
#3
2.0 Max.
3.68
1.4
0.9
3.0
0.9
PACKAGE DIMENSIONS (mm)
Figure 1) VC-TX0-30SM – Top, Side and Bottom views
Figure 2) Land Pattern
PART NUMBERING GUIDE “EXAMPLE”
SERIES
FREQUENCY
STABILITY/TEMPERATURE OPTION
VC-TXO-30SM
128
B
STANDARD FREQUENCIES
12.60, 12.80, 13.00, 14.40, 14.85, 16.80
19.20, 19.44, 19.68 & 19.80 MHZ
Sample Part Number: VC-TXO-30SM-128-B, 128=12.8 MHz, B= ±2.0 PPM -20 +75C
Ultrasonic or Dip cleaning not to be used.
Preliminary outline drawing. Consult factory for latest revision. (Rev. 1/03).
OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS
VC-TXO-30SM
PARAMETERS
CONDITIONS
MIN
MAX
UNITS
FREQUENCY RANGE
12.600
19.800
MHz
FREQUENCY TOLERANCE
TYPICAL @+25 ±2C
-0.5
+0.5
PPM
OPER. TEMP. -10 ~ +60C
-2.0
+2.0
PPM
OPER. TEMP. -20 ~ +75C
-2.0
+2.0
PPM
OPER. TEMP. -20 ~ +75C
-2.5
+2.5
PPM
FREQ. STABILITY/TEMP.
OPER. TEMP. -30 ~ +80C
-2.5
+2.5
PPM
SUPPLY VOLTAGE CHANGE
+3V ±5%
-0.2
+0.2
PPM
LOAD CHANGE
10K
±10%//10 pF ±10%
-0.3
+0.3
PPM
AGING
First Year @ +25C
-1.0
+1.0
PPM
STORAGE TEMPERATURE
-40
+85
C
SUPPLY VOLTAGE
+3.0V DC Nominal
+2.85
+3.15
V DC
CURRENT CONSUMPTION
10K
±10%//10 pF ±10%
2.0
mA
OUTPUT VOLTAGE
Clipped Sine Wave (DC-Cut)
0.8
Vp-p
OUTPUT LOAD
10K
±10%//10 pF ±10%
FREQUENCY CONTROL
±5.0
PPM
CONTROL VOLTAGE
+1.5 VDC ± 1V Positive Slope
0.5
2.5
V
SSB PHASE NOISE
-120 dBc/Hz @ 1 KHz offset
HARMONIC DISTORTION
-3.0
dBc
(OPTION A)
(OPTION B)
(OPTION C)
(OPTION D)
1.6
1.3
4.3
5.1
56
VC-TX0-30SM PIN CONNECTIONS
#1
V CONTROL
#2
GND
#3
OUTPUT
#4
VCC
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