Crystal oscillator
Epson Toyocom
Product number (please contact us)
X1G002311xxxx00
Oven Controlled Crystal Oscillator (OCXO)
TCO - 679
series
•Features
:
:
:
DIP-14pin package
Very fast warm-up
SC-Cut Crystal unit
Specifications (characteristics)
Item
Output frequency range
Supply voltage
Storage temperature range
Operating temperature range
Frequency/temperature
characteristics
Frequency/voltage coefficient
Frequency aging
Warm-up
Current
consumption
Warm-up
Steady state
Symbol
Specifications
TCO-679S1
TCO-679S2
10 MHz to 20 MHz
10 MHz
5 V
±0.25
V
12 V
±0.6
V
-20
°C
to +80
°C
0
°C
to +70
°C
±1 ×
10
-7
Max.
±1 ×
10
-7
Max.
±1 ×
10
-7
Max.
V
CC
=5 V
±0.25
V
V
CC
=12 V
±0.6
V
-8
±5 ×
10 / day Max.
±5 ×
10
-7
/ year Max.
±5 ×
10
-7
/ 5 min Max.
380 mA Max.
160 mA Max.
160 mA Max.
70 mA Max.
-6
-6
±5 ×
10 Min.
±5 ×
10
Min.
V
C
=2.5 V
±2.5
V
V
C
=4.5 V
±4.5
V
45 % to 55 %
4.0 V Min.
0.5 V Max.
10 kΩ
15 pF
10 g Max.
0
°C
to +70
°C
Remarks
Standard frequency
During transport only.
Long term storage: Room Temperature.
f
O
V
CC
T_stg
T_use
fo-T
C
fo-V
CC
f_age
-
I
CC
f_cont
SYM
V
OH
V
OL
Load_R
Load_C
-
at +25
°C
at +25
°C
Frequency control range
Symmetry
High output voltage
Low output voltage
Load resistance
Load capacitance
Weight
(V
OH
-V
OL
)/2
5 V Level CMOS
External dimensions
20.3±0.5
(Unit:mm)
12.7±0.5
Label
9.7±0.5
0.8±0.2
Φ0.45
Stand off
10.7±0.2
#
1
7.62±0.2
#7
Pin map
Pin
1
7
8
14
CONNEC TION
V
C
GND/case
OUT
V
CC
#14
15.24±0.2
#8
http://www.epsontoyocom.co.jp
5.55±0.7
EPSONTOYOCOM [ EPSON TOYOCOM ]
