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
14 Pin DIP Low Profile SMD
HCMOS / TTL / Clipped Sine
Jan. 01 2007
FEATURES
- 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
521
TTL
522
HCMOS
523
Clipped Sine
9.60 ~ 35.0
524
Compatible*
1.20 ~ 100.0
UNITS
-
-
fo
1.20 ~ 100.0
MHz
10TTL Load or 15pF HCMOS Load
Max.
Load
High
10K ohm // 10pF
-
-
-
2.4 VDC
min.
VDD -0.5 VDC
min.
Output
Level
1.0 Vp-p min.
-
0.4 VDC
max.
Low
0.5 VDC max.
Vs. Temp Range
See Table 1
-
Vs. Input Voltage (5%)
±0.5 max.
±0.3 max.
PPM
PPM
PPM
VDC
mA
PPM
nS
Frequency Stability
Input
Vs. Load
Vs. Aging (@+25°C)
±1.0 per year
Voltage
+5.0 ±5% / +3.3 ±5%
3 max.
Current
20 max. / 40 max.
-
-
±3.0 min.
-40 ~ +85
Frequency Adjustment
Rise Time / Fall Time
Duty Cycle
Storage Temperature
Voltage Control Range
-
10 max.
-
-
-
-
-
50 ±10% max.
-
(TSTG)
-
°C
2.5 VDC ±2.0 Positive Transfer Characteristic
-
*Compatible (524 Series) meets TTL and HCMOS mode simultaneously
TABLE 1 - FREQUENCY STABILITY - TEMPERATURE TOLERANCE
Frequency Stability (PPM)
Temperature
P/N Code
Range
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
°
A
B
C
D
E
F
x
x
x
x
x
x
x
x
0 ~ +50 C
°
x
O
O
-
x
x
x
x
x
x
x
x
-
x
x
x
x
x
x
-
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
-10 ~ +60 C
°
-10 ~ +70 C
available all
Frequency
x
°
x
-20 ~ +70 C
avail up to 25MHz
only
O
°
O
O
-
-30 ~ +60 C
°
-
-30 ~ +70 C
°
G
H
-
-30 ~ +75 C
°
-
-
-40 ~ +80 C