357SB3IFREQ [CTS]
HCMOS Output Clock Oscillator, 1.5MHz Min, 52MHz Max;型号: | 357SB3IFREQ |
厂家: | CTS |
描述: | HCMOS Output Clock Oscillator, 1.5MHz Min, 52MHz Max 机械 振荡器 |
文件: | 总3页 (文件大小:101K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
Model 357
5x7mm Low Cost
Surface Mount VCXO
¨ Frequency Stability to ±20 PPM
¨ +3.3Vdc or +5.0Vdc Operation
¨ HCMOS Output
¨ Operating Temperature to –40°C to +85°C
¨ Output Enable Standard
¨ Tape & Reel Packaging
ELECTRICAL CHARACTERISTICS
Parameter
Symbol
Min
Typical
Max
Unit
Output Clock Frequency
Model 357S, 357W
Model 357L, 357V
fO
1.5
1.5
-
-
52
52
MHz
MHz
Frequency Stability (Note 1)
(See Ordering Information)
Absolute Pull Range (Note 2)
(See Ordering Information)
-
-
-
-
20, 25, 50
± ppm
32, 50, 80, 100
-
-
± ppm
Supply Voltage
Model 357S, 357W
Model 357L, 357V
VCC
4.5
2.97
5.0
3.3
5.5
3.63
V
V
Operating Supply Current
Model 357S, 357W
Model 357L, 357V
Output load
CL = 15pf
ICC
CL
VC
-
-
-
-
-
-
40
50
15
mA
mA
pf
Control Voltage
Model 357S, 357W
Model 357L, 357V
0.5
0.3
2.5
1.65
4.5
3.0
V
V
Output Voltage Levels
Logic '1' Level
Logic '0' Level
IOH = 14 mA
IOL = -14 mA
VOH
VOL
0.9 * Vcc
-
-
-
-
V
V
0.1 * Vcc
Output Transition Times (10% to 90%)
Rise & Fall Time CL = 15pf
TR, TF
-
45
-
-
5.0
55
10.0
-
nS
Output Duty Cycle (@ 50% Level)
Start Up Time
SYM
-
%
-
-
-
< 1
mS
Phase Jitter (Bandwidth 12K – 20M Hz)
Linearity
-
pS RMS
L
-
-
-
10
-
%
-
Transfer Function
-
Positive
Input Impedance
ZC
-
50
10
-
-
-
-
KOhms
KHz
Modulation Roll-off (@ -3dB)
Tri-state – Oscillator Run
Enable Input Voltage
Disable Input Voltage
Enable/ Disable Time
V
2.5
-
-
-
-
-
-
V
V
nS
IH
V
0.5
100
IL
tPLZ
Notes
1. Inclusive of initial tolerance at the time of shipment, changes in supply voltage, load and operating
temperature.
2. Minimum guaranteed frequency shift from fo over variations in temperature, aging, power supply and load at
an average operating temperature of +40°C for 10 years.
¨ ¨ ¨ CTS Communications Components, Inc. ¨ 171 Covington Drive ¨ Bloomingdale, IL 60108 ¨ 630-924-3500 ¨ ¨ ¨
Document No. 008-0244-0
Rev E ECO # 16728
Page 1 of 3
Model 357
5x7mm Low Cost
Surface Mount VCXO
ORDERING INFORMATION
357
M
Supply Voltage
Frequency in MHz
L = +3.3 Vdc, Pin 2 Enable (std)
S = +5.0 Vdc, Pin 2 Enable (std)
V = +3.3 Vdc, Pin 5 Enable
W = +5.0 Vdc, Pin 5 Enable
M – Indicates decimal point
and MHz. Frequency shall
be recorded with all
significant digits identified.
Absolute Pull Range
A = ±32 ppm
B = ±50 ppm (std)
C = ±80 ppm
Operating Temperature Range
C = -20°C to +70°C (std)
I = -40°C to +85°C
D = ±100 ppm
Frequency Stability
3 = ±50 ppm (std)
5 = ±25 ppm
6 = ±20 ppm
Example P/N: 357LB3C019M4400
MECHANICAL SPECIFICATIONS
Suggested Pad Geometry
Dimensions in Inches [MM]
( 7.0 )
( 1.4 )
0.055
PIN 1 IDENTIFIER
0.276
.100[2.54]
.071[1.80]
( 1.12 )
0.044
CTS ** YYWW
357LDC
· 19M4400
5
2
6
1
4
3
.079 [2.00]
( 5.0 )
0.197
( 3.68 )
0.145
.173 [4.40]
( 2.54 )
0.100
( 5.10 )
0.200
( 2.0 )
0.079
MAX
( MM )
Inch
Key:
.200 [5.08]
** Manufacturing Site Code.
Frequency shall be marked
with 4 significant digits to the
right of the “M”.
Pin
Symbol
Functional Description
1
2
3
4
5
6
VC
EOH
GND
Output
N.C.
Control Voltage
Enable
Circuit and Package Ground
RF Output
Not Connected Internally
Supply Voltage
Enable Truth Table
Pin 2
“1”
Pin 4
Output
Terminations plated with
0.3 – 1.0 um gold (Au).
“0”
Open
High Imp.
Output
Vcc
QUALITY AND RELIABILITY
Quality Systems meet or exceed the requirements of ISO 9000: 2000 standards.
Reliability Audits are performed on this or similar products with results available upon request.
¨ ¨ ¨ CTS Communications Components, Inc. ¨ 171 Covington Drive ¨ Bloomingdale, IL 60108 ¨ 630-924-3500 ¨ ¨ ¨
Document No. 008-0244-0
Rev E ECO # 16728
Page 2 of 3
Model 357
5x7mm Low Cost
Surface Mount VCXO
ENVIRONMENTAL SPECIFICATIONS
§
§
§
§
Storage Temperature:
Temperature Cycle:
Mechanical Shock:
Sinusoidal Vibration:
-55°C to +125°C
400 cycles, -55°C to +125°C, 10 min dwell, 1 min transfer
1,500g’s, 0.5mS, ½ sinewave, 3 shocks each direction, in 3 planes
0.06” D.A., 10 to 55 Hz and 20g’s, 55 to 2,000 Hz,
3 cycles per plane
§
Gross Leak:
No leak shall appear while immersed in an FC40 or equivalent
liquid at 125°C for 20 seconds
§
§
Fine Leak:
Resistance to Soldering Heat:
Mass spectrometer leak rates less than 2x10-8 cc/sec air equivalent
Product must survive 3 reflows of 260°C peak, 10 seconds
maximum
§
§
High Temperature Operating Bias:
Frequency Aging:
2,000 hours at 125°C, disregarding frequency shift
< 5 ppm shift in 1,000 hours at 85°C
Suggested Reflow Profile
300
Maximum 260°C, 10 seconds
Typical 225°C
200
Temp.
(°C)
130°C
100
0
0
20 40 60 80 100 120 140 160 180 200 220 240 260 280 300
Time (Seconds)
TAPE AND REEL INFORMATION
17.5
Ø13
2.0
4.0
8.0
Ø1.50
1.75
2.40
2.10
120°
16.0
8.40
7.90
Ø60 Ø180
5.70
5.40
Ø23
DIRECTION OF FEED
Dimensions in Millimeters
Device quantity shall be 1,000 pieces on a 180mm reel.
¨ ¨ ¨ CTS Communications Components, Inc. ¨ 171 Covington Drive ¨ Bloomingdale, IL 60108 ¨ 630-924-3500 ¨ ¨ ¨
Document No. 008-0244-0
Rev E ECO # 16728
Page 3 of 3
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