CLOCK OSCILLATORS
Wave Form and Load: 50 ohm True Sine Wave
“HS” series
MERCURY
Since 1973
Part Number Format and Examples:
Example: 3HS14G-B-125.000-7
Explanation: +3.3V HS series true sine wave XO, RoHS compliant, 125.000 MHz, frequency stability is ±50 ppm
over 0°C to +70°C, +7 dBm±1 dB output
"
125.000
s
"
7
t
": user to specify
"
"
"
3
HS
14
G
—
B
—
dash
—
dash
dash
q
n
o
p
r
n: Voltage code: “3” for +3.3 V; o: HS product series, p: Package code, q; RoHS compliant product, leave
blank if not required, r:Frequency stability code: “A” ~ “F” or custom. See table above.
s: VCXO Frequency in MHz, t: Desired output level in dBm.
50 ohm Sine Wave Test Circuit:
Oscilloscope
50
ohms
50 ohm coaxial
Frequency counter
Vcc
14
8
Top view
SUPPLY
+
-
VOLTAGE
E / D
7
A
V
0.01
uF
Output Wave Form:
ground
MERCURY
Page 2 of 3
Date: Aug. 1, 2007
Rev. 1