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 ♦Pb Free ELECTRICAL CHARACTERISTICS PARAMETER
Output Frequency Range Model 357S, 357W Model 357L, 357V Frequency Stability (Note 1)
(See Ordering Information) Absolute Pull Range (Note 2) (See Ordering Information)
SYMBOL
fO VCC ICC CL VC
MIN
1.5 1.5 32, 50, 80, 100 4.5 2.97 0.5 0.3 0.9 * Vcc 45 50 10 2.5 -
TYPICAL
5.0 3.3 2.5 1.65 52 MHz Transfer Function Input Impedance Modulation Roll-off (@ -3dB) Tri-state – Oscillator Run Enable Input Voltage Disable Input Voltage Enable/ Disable Time
VOH VOL TR, TF SYM L ZC VIH VIL 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 ♦ ♦ ♦
Page 1 of 3 Rev F (redline) ECO #
Document No. 008-0244-0
Model 357
5x7mm Low Cost Surface Mount VCXO
ORDERING INFORMATION 357 M
Supply Voltage 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 Absolute Pull Range A = ±32 ppm (Not Available) B = ±50 ppm (std) C = ±80 ppm D = ±100 ppm
Frequency in MHz M – Indicates decimal point and MHz. Frequency shall be recorded with all significant digits identified. Operating Temperature Range C = -20°C to +70°C (std) I = -40°C to +85°C
Frequency Stability 3 = ±50 ppm (std) 5 = ±25 ppm 6 = ±20 ppm Example P/N: 357LB3C019M4400
MECHANICAL SPECIFICATIONS
( 7.0 ) 0.276
PIN 1 IDENTIFIER
( 1.4 ) 0.055 ( 1.12 ) 0.044
Suggested Pad Geometry
Dimensions in Inches [MM] .100 [2.54] .071 [1.80]
CTS ** YYWW 357LB3C • 19M4400
( 5.0 ) 0.197
( 3.68 ) 0.145
4 3
5 2
6 1
.079 [2.00]
.173 [4.40]
( 2.54 ) 0.100
( 2.0 ) MAX 0.079
( 5.10 ) 0.200 Key: ( MM ) Inch
.200 [5.08]
Marking Notes: 1. ** Manufacturing Site Code. 2. YY – year, WW – week. 3. Frequency shall be marked with 4 significant digits to the right of the “M”. Terminations plated with 0.3 – 1.0 um gold (Au).
Pin 1 2 3 4 5 6
Symbol VC EOH GND Output N.C. Vcc
Functional Description Control Voltage Enable Circuit and Package Ground RF Output Not Connected Internally Supply Voltage
Enable Truth Table
Pin 2 “1” “0” Open Pin 4 Output High Imp. Output
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 ♦ ♦ ♦
Page 2 of 3 Rev F (redline) ECO #
Document No. 008-0244-0
Model 357
5x7mm Low Cost Surface Mount VCXO
ENVIRONMENTAL SPECIFICATIONS
Storage Temperature: Temperature Cycle: Mechanical Shock: Sinusoidal Vibration: Gross Leak: Fine Leak: Resistance to Soldering Heat: High Temperature Operating Bias: Frequency Aging: -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. No leak shall appear while immersed in an FC40 or equivalent liquid at 125°C for 20 seconds. -8 Mass spectrometer leak rates less than 2x10 ATM cc/sec air equivalent. Product must survive 3 reflows of 260°C peak, 10 seconds maximum. 2,000 hours at 125°C, disregarding frequency shift. < 5 ppm shift in 1,000 hours at 85°C.
S ug g ested R eflo w P ro file
30 0
M axim um 260 °C , 10 seconds Typical 245°C
20 0 Temp. (°C ) 10 0
130°C
0 0 20 40 60 8 0 10 0 12 0 140 16 0 180 200 220 2 40 2 60 2 80 3 00 T im e (S eco nd s )
TAPE AND REEL INFORMATION
17.5 Ø13 4.0 8.0 Ø1.50 1.75 2.40 2.10 2.0
120°
8.40 7.90
16.0
Ø60
Ø180
5.70 5.40 DIRECTION OF FEED Dimensions in Millimeters
Ø23
Device quantity shall be 1,000 pieces on a 180mm reel.
♦♦♦
CTS Communications Components, Inc. ♦ 171 Covington Drive ♦ Bloomingdale, IL 60108 ♦ 630-924-3500 ♦ ♦ ♦
Page 3 of 3 Rev F (redline) ECO #
Document No. 008-0244-0
很抱歉,暂时无法提供与“357LB3C”相匹配的价格&库存,您可以联系我们找货
免费人工找货