635中文资料
元器件交易网https://www.wendangku.net/doc/3d10922213.html,
Model 635
LVPECL or LVDS CLOCK OSCILLATOR
FEATURES
? ? ? ? ? ? ? ? ? ? ? Standard 7.5x5.0mm Surface Mount Footprint Differential LVPECL or LVDS Output Fundamental or Overtone Crystal Low Phase Jitter Frequency Range 19.44 – 250 MHz Frequency Stability, ±50 ppm Standard (±20 ppm, ±25 ppm and ±100 ppm available) +2.5Vdc or +3.3Vdc Operation Operating Temperature to –40°C to +85°C Output Enable Standard Tape & Reel Packaging RoHS/Green Compliant (6/6)
DESCRIPTION
The Model 635 is a ceramic packaged Clock oscillator offering reduced size and enhanced stability. The small size means it is perfect for any application. The enhanced stability means it is the perfect choice for today’s communications applications that require tight frequency control.
ORDERING INFORMATION
635
OUTPUT TYPE P = PECL, Pin 1 Enable Pin 2 N.C. (standard) L = LVDS, Pin 1 Enable Pin 2 N.C. (standard) E = PECL, Pin 2 Enable Pin 1 N.C. V = LVDS, Pin 2 Enable Pin 1 N.C.
M
FREQUENCY IN MHz M - indicates MHz and decimal point. Frequency is recorded with minimum 4 significant digits to the right of the "M".
FREQUENCY STABILITY 6 5 3 2 = = = = ± ± ± ± 20 ppm * 25 ppm 50 ppm (standard) 100 ppm (over -40°C to 85°C only)
SUPPLY VOLTAGE 2 = 2.5 Vdc 3 = 3.3 Vdc OPERATING TEMPERATURE RANGE C = -20°C to +70°C (standard) I = -40°C to +85°C
* - Not available with 'I' temperature range. Consult factory for availability before ordering.
Example Part Number: 635P3C3155M5200
Document No. 008-0284-0 Page 1 - 4 Rev. D
? ? ? CTS Electronic Components, Inc. ? 171 Covington Drive ? Bloomingdale, IL 60108 ? ? ? ? ? ? https://www.wendangku.net/doc/3d10922213.html, ? ? ?
元器件交易网https://www.wendangku.net/doc/3d10922213.html,
7.5x5.0mm Low Cost LVPECL or LVDS Clock Oscillator
Model 635
ELECTRICAL CHARACTERISTICS
Absolute Maximums PARAMETER Maximum Supply Voltage Storage Temperature Frequency Range (See Note 1) LVPECL and LVDS Frequency Stability
(See Note 2 and Ordering Information)
SYMBOL VCC TSTG fO ?f/fO TA VCC ICC TS tjrms pjrms VIH VIL IIL TPLZ RL SYM VOH VOL TR, TF ±5%
CONDITIONS -
MIN -0.5 -55 19.44 -20 -40 2.38 3.14 0.7*VCC 45 VCC - 1.025V 45 247 1.125 0.9 -
TYP -
MAX 5.0 125 250 20, 25, 50 or 100 70 85 2.63 3.47 100 60 5 1 5 0.3*VCC 20 5 55 VCC - 1.62V 1.0 0.6 55 454 50 1.375 50 1.6 1.0 0.6
UNIT V °C MHz ± ppm °C V mA ms ps RMS ps RMS V uA ns Ohms % V
Operating Temperature Commercial Industrial Supply Voltage Supply Current LVPECL LVDS Start Up Time Phase Jitter Period Jitter Enable Function Enable Input Voltage Disable Input Voltage Disable Current Enable Time LVPECL WAVEFORM Output Load Output Duty Cycle Output Voltage Levels Logic '1' Level Logic '0' Level Rise and Fall Time fO < 100 MHz fO > 100 MHz LVDS WAVEFORM Output Load Output Duty Cycle Differential Output Voltage Differential Output Error Offset Voltage Offset Error Output Voltage Levels Logic '1' Level Logic '0' Level Rise and Fall Time fO < 100 MHz fO > 100 MHz
25 2.5 3.3 50 25 3 50 0.8 0.5 100 350 1.25 1.43 1.1 0.8 0.5
Maximum Load Application of VCC Bandwidth 12 kHz - 20 MHz Standby Pin 1 or Pin 2 Logic '1', Output Enabled Pin 1 or Pin 2 Logic '0', Output Disabled Pin 1 or Pin 2 Logic '1' , Output Disabled Pin 1 or Pin 2 Logic '1' -
Electrical and Waveform Parameters
@ VCC - 1.3V PECL Load PECL Load @ 20% - 80% Levels
ns
RL SYM VOD VOS VOH VOL TR, TF
Between Outputs @ 1.25V RL = 100 Ohms LVDS Load LVDS Load LVDS Load @ 20% - 80% Levels
Ohms % mV mV V mV V
ns
Notes: 1. For frequencies above 160 MHz consult factory for availability. 2. Inclusive of initial tolerance at time of shipment, changes in supply voltage, load, temperature and 10 year aging.
PECL/LVDS OUTPUT WAVEFORM
Tr Tf
OUT
VOH 80%
VOS
50%
20% OUT
UPTIME (t) PERIOD (T)
VOL
ENABLE TRUTH TABLE PIN 1 or PIN 2 PIN 4 / PIN 5 Logic ‘1’ Output Open Output Logic ‘0’ High Imp.
DUTY CYCLE = t/T x 100 (%)
Document No. 008-0284-0
Page 2 - 4
Rev. D
? ? ? CTS Electronic Components, Inc. ?
171 Covington Drive
?
Bloomingdale, IL 60108
???
元器件交易网https://www.wendangku.net/doc/3d10922213.html,
7.5x5.0mm Low Cost LVPECL or LVDS Clock Oscillator
TEST CIRCUIT, PECL LOAD
Vcc - 2.0V
Model 635
TEST CIRCUIT, LVDS LOAD
CH2
(Thevenin Equivalent)
RL 50
CH2
+
mA
-
RL 100 CH1 6 5 D.U.T. 1 2 3 4
+
mA
RL 50 Vcc - 2.0V 3
CH1 6 5 D.U.T. 1 2 4
(Thevenin Equivalent)
+
POWER SUPPLY
+ VM -
0.01uF
+
POWER SUPPLY
+ VM -
0.01uF
-
-
Enable Input or N.C.
N.C. or Enable Input
Enable Input or N.C.
N.C. or Enable Input
MECHANICAL SPECIFICATIONS
PACKAGE DRAWING
(7.7) MAX 0.303 PIN 1 IDENTIFIER (1.4) 0.055 (1.27) 0.050 (5.0 ±0.2) 0.197 ±0.008 (3.73) 0.147 4 5 6
MARKING INFORMATION 1. 2. 3. 4. ** - Manufacturing Site Code. YYWW – Date code, YY – year, WW – week. Truncated CTS part number. XXXMXXXX - Frequency marked with 4 significant digits after the ‘M’.
CTS ** YYWW 635P3C3 ● XXXMXXXX
3
2
1
(2.54) 0.100 (2.0) MAX 0.079 (5.08) 0.200 Key: (mm) Inch
NOTES 1. Termination pads (e4), barrier-plating is nickel (Ni) with gold (Au) flash plate. 2. Reflow conditions per JEDEC J-STD-020.
D.U.T. PIN ASSIGNMENTS SUGGESTED SOLDER PAD GEOMETRY
.071 [1.80]
C BYPASS 6 5 4 .165 [4.20]
PIN 1 2 3 4 5 6
SYMBOL EOH or N.C. EOH or N.C. GND Output Output VCC
DESCRIPTION Enable (std) or optional No Connect No Connect (std) or optional Enable Circuit & Package Ground RF Output Complimentary RF Output Supply Voltage
.079 [2.00]
1 2 .100 [2.54] .200 [5.08]
Key: [mm] Inch
3
Document No. 008-0284-0
Page 3 - 4
Rev. D
? ? ? CTS Electronic Components, Inc. ?
171 Covington Drive
?
Bloomingdale, IL 60108
???
元器件交易网https://www.wendangku.net/doc/3d10922213.html,
7.5x5.0mm Low Cost LVPECL or LVDS Clock Oscillator
Model 635
TAPE AND REEL INFORMATION
DIMENSIONS IN MILLIMETERS 17.5 ?13 4.0 8.0 ?1.50 1.75 2.40 2.10 2.0
120°
8.40 7.90
16.0
?60
?180
5.70 5.40 DIRECTION OF FEED
?23
Device quantity is 1,000 pieces per 180mm reel.
ENVIRONMENTAL SPECIFICATIONS
Temperature Cycle: Mechanical Shock: Sinusoidal Vibration: Gross Leak: Fine Leak: Resistance to Solder Heat: High Temperature Operating Bias: Frequency Aging: Moisture Sensitivity Level: 400 cycles from –55°C to +125°C, 10 minute dwell at each temperature, 1 minute transfer time between temperatures. 1,500g’s, 0.5mS duration, ? sinewave, 3 shocks each direction along 3 mutually perpendicular planes (18 total shocks). 0.06 inches double amplitude, 10 to 55 Hz and 20g’s, 55 to 2,000 Hz, 3 cycles each in 3 mutually perpendicular planes (9 times total). No leak shall appear while immersed in an FC40 or equivalent liquid at +125°C for 20 seconds. Mass spectrometer leak rates less than 2x10-8 ATM cc/sec air equivalent. Product must survive 3 reflows of +260°C peak, 10 seconds maximum. 2,000 hours at +125°C, maximum bias, disregarding frequency shift. 1,000 hours at +85°C, full bias, less than ±5 ppm shift. Level 1 per JEDEC J-STD-020.
QUALITY AND RELIABILITY
Quality systems meet or exceed the requirements of ISO 9000:2000 standards.
Document No. 008-0284-0
Page 4 - 4
Rev. D
? ? ? CTS Electronic Components, Inc. ?
171 Covington Drive
?
Bloomingdale, IL 60108
???