
DS-147 REV C
SaRonix
S1528 Series
SaRonix
Voltage Controlled Crystal Oscillator
Technical Data
141 Jefferson Drive Menlo Park, CA 94025 USA 650-470-7700 800-227-8974 Fax 650-462-9894
CMOS / TTL
All specifications are subject to change without notice.
Tri-State Logic Table
Required Input Levels on Pin 2:
Logic 1 = 3.0V min
Logic 0 = 0.5V max
Pin 2 Input
Logic 1 or NC
Pin 4 Output
Oscillation
High Impedance or
Standby Function
Logic 0 or GND
Package Details
DENOTES
PIN 1
6
5
4
1
2
3
8.74
.344
max
10.4
.409
6.1
.240
5.9
.234
max
13.2
0.46
.018
2.54
.100
5.08
.200
0.51
.75
.030
8.74
.344
1.50±.15
.059±.006
Pin Functions:
Pin 1: Control Voltage
Pin 2: Tri-State Control
Pin 3: GND
Scale: None (Dimensions in inches
Recommended Land Pattern
8.74
.344
2.54
.100
2.5
.100
5.08
.200
1.27
.050
Pin 4: Output
Pin 5: N/C
Pin 6: +5VDC (V
CC
)
Solder Reflow Guide
Reflow 240°C max
Preheat 183 ±10°C
Cooling
250
4°C/sec max
T
4°C/sec max
Part Numbering Guide
10 sec max
1 – 2 minutes
Time
S1528 C G E A - 6.1760 (T)
Series
S1528 = 5V VCXO, J Lead SMD
Logic Type
T = TTL
C = CMOS
Absolute Pull Range
*
C =
G =
H =
M =
±70
±20
±50
±100
Frequency (MHz)
Symmetry
A = 45/55% max
**
B = 40/60% max
Test Circuits
SIMULATED TEST LOAD
390
V
CC
mA
M
OSCILLATOR
Pin 5
Pin 4
Pin 6
Pin 1
Pin 2
Pin 3
0.1 μF
VC
C
L
= 15 pF
(Note A)
POWER
SUPPLY
TRI-STATE INPUT OR ENABLE/DISABLE
(current limited on fixture)
NOTE A: C
L
includes probe and jig capacitance.
TTL TEST CIRCUIT
OSCILLATOR
Pin 5
Pin 4
Pin 6
Pin 1
Pin 2
Pin 3
0.1 μF
VC
mA
M
C
L
= 50 pF (Note A)
POWER
SUPPLY
TRI-STATE INPUT OR ENABLE/DISABLE
(current limited on fixture)
NOTE A: C
L
includes probe and jig capacitance.
HCMOS TEST CIRCUIT
ppm
ppm
ppm
***
ppm
150
200
Operating Temperature
C =
E =
L =
-40 to +85°C
0 to +70°C
0 to +85°C
*
APR = (VCXO Pull relative to specified Output Freq. @ nominal control voltage) – (VCXO Freq. Stability)
**
Not available at all frequencies; TTL 13.5 to 27 MHz only
***
Not available at all frequencies and all operating temperature ranges, please contact SaRonix
(T) = Tape & Reel
full reel increments only