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521-25.0M-540A-NC-TR

Description
TTL Output Clock Oscillator
CategoryPassive components    oscillator   
File Size136KB,2 Pages
ManufacturerOscilent
Websitehttp://www.oscilent.com
Environmental Compliance  
Download Datasheet Parametric View All

521-25.0M-540A-NC-TR Overview

TTL Output Clock Oscillator

521-25.0M-540A-NC-TR Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
Objectid1362090026
Reach Compliance Codecompliant
Other featuresTR
Ageing1 PPM/YEAR
maximum descent time10 ns
Frequency Adjustment - MechanicalNO
frequency stability4%
Installation featuresSURFACE MOUNT
Nominal operating frequency25 MHz
Maximum operating temperature50 °C
Minimum operating temperature
Oscillator typeTTL
Output load10 TTL, 15 pF
physical size18.3mm x 11.7mm x 4.7mm
longest rise time10 ns
Maximum supply voltage5.25 V
Minimum supply voltage4.75 V
Nominal supply voltage5 V
surface mountYES
maximum symmetry60/40 %
Oscilent Corporation | 521 - 524 Series TCXO - Temperature Compensated Crystal Oscill... Page 1 of 2
TXCO Surface Mount
Series Number
Package
Description
Last Modified
521 ~ 524
FEATURES
14 Pin DIP Low Profile SMD
HCMOS / TTL / Clipped Sine
Jan. 01 2007
- High stable output over wide temperature range
- 4.7mm height max low profile TCXO
- Industry standard DIP 14 pin lead spacing
- RoHs / Lead Free compliant
OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
PARAMETERS
Output
Frequency Range
CONDITIONS
-
fo
Load
Output
Level
Low
Vs. Temp Range
Frequency Stability
Vs. Input Voltage (5%)
Vs. Load
Vs. Aging (@+25°C)
Input
Frequency Adjustment
Rise Time / Fall Time
Duty Cycle
Storage Temperature
Voltage Control Range
Voltage
Current
-
-
-
(TSTG)
-
10 max.
50 ±10% max.
-40 ~ +85
2.5 VDC ±2.0 Positive Transfer Characteristic
20 max. / 40 max.
±3.0 min.
-
-
-
-
High
521
TTL
522
HCMOS
1.20 ~ 100.0
10TTL Load or 15pF HCMOS Load
Max.
2.4 VDC
min.
0.4 VDC
max.
VDD -0.5 VDC
min.
0.5 VDC max.
See Table 1
±0.5 max.
±0.3 max.
±1.0 per year
+5.0 ±5% / +3.3 ±5%
3 max.
-
-
PPM
PPM
PPM
VDC
mA
PPM
nS
-
°C
-
523
Clipped Sine
9.60 ~ 35.0
10K ohm // 10pF
524
Compatible*
1.20 ~ 100.0
-
UNITS
-
MHz
-
1.0 Vp-p min.
-
-
*Compatible (524 Series) meets TTL and HCMOS mode simultaneously
TABLE 1 - FREQUENCY STABILITY - TEMPERATURE TOLERANCE
P/N Code
A
B
C
D
E
F
G
H
Temperature
Range
0 ~ +50
°
C
-10 ~ +60
°
C
-10 ~ +70
°
C
-20 ~ +70
°
C
-30 ~ +60
°
C
-30 ~ +70
°
C
-30 ~ +75
°
C
-40 ~ +80
°
C
Frequency Stability (PPM)
1.5
x
x
O
O
-
-
-
-
2.0
x
x
x
x
O
O
-
-
2.5
x
x
x
x
x
x
x
-
3.0
x
x
x
x
x
x
x
-
3.5
x
x
x
x
x
x
x
x
4.0
x
x
x
x
x
x
x
x
4.5
x
x
x
x
x
x
x
x
5.0
x
x
x
x
x
x
x
x
O
available all
Frequency
avail up to 25MHz
only
x
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