Document No. 008-0528-0 Page 2 - 3 Rev. A
Model 589
Stratum 3 TCXO/VC-TCXO – HCMOS
ELECTRICAL CHARACTERISTICS
PARAMETER SYMBOL CONDITIONS MIN TYP MA X UNIT
Maximum Supply Voltage V
CC
- -0.6 - 6.0 V
Maximum Control Voltage V
C
--0.5-V
CC
V
Storage Temperature T
STG
- -40 - +100 °C
Operating Temperature
Order Code 'C' -20 +70
Order Code 'I' -40 +85
Frequency Range f
O
-
5-52MHz
Supply Voltage
Order Code 'R' 2.85 3.0 3.15
Order Code 'L' 3.14 3.3 3.47
Order Code 'S' 4.75 5.0 5.25
Supply Current I
CC
--6.0mA
Frequency Stability
Overall Frequency Stability Reference to f
O
, Including 20 years aging - - 4.60
vs. Initial Calibration @ +25°C, at time of shipment - - 1.00
[Fmax. - Fmin.]/2, over -40°C to +85°C - - 0.28
[Fmax. - Fmin.]/2, over -20°C to +70°C - - 0.14
vs. Supply Voltage ±5% change @ +25°C - - 0.40
vs. Load ±5% change - - 0.10
vs. Aging 20 years @ +40°C - - 2.80
Holdover ∆f/f
O
[Fmax. - Fmin.]/2, over 24 hours - - 0.32
Control Voltage V
C
- 0.5 1.5 2.5 V
Frequency Tuning
[VCTCXO Only]
- V
C
= 1.5V ±1.0V, monotonic positive ± ppm
V
C
Input Impedance ZV
C
- 100 - - kOhm
Output Waveform HCMOS
Output Voltage Levels
Logic '1' Level V
OH
HCMOS Load 0.9* V
CC
--
Logic '0' Level V
OL
HCMOS Load - - 0.1*V
CC
Output Load C
L
---15pF
Rise and Fall Time T
R
, T
F
@ 20% - 80% Levels - 3.0 6.0 ns
Output Duty Cycle SYM @ 50% Level 45 - 55 %
Start Up Time T
S
---2ms
Enable Function
Enable Input Voltage
V
IH
Pin 8 Logic '1', Output Enabled 0.7*V
CC
--
Disable Input Voltage V
IL
Pin 8 Logic '0', Output Disabled [High Imp] - - 0.3*V
CC
Phase Noise
1
-- dBc/Hz
Notes:
1.
ELECTRICAL PARAMETERS
-°C
+25
V
CC
±5% V
T
A
V
V
Phase Noise performance may vary based on output frequency. See example plot at 10 MHz below.
vs. Operating Temperature
± ppm
∆f/f
25
5 - 8
∆f/f
O
TEST CIRCUIT – HCMOS LOAD
