CLOCK OSCILLATORS
“SWO” series
Logic: TTL / HCMOS
Wave Form: Square wave
MERCURY
Since 1973
Environmental Performance Specifications
RoHS Compliance
Pb (lead) free
Storage temp. range -50°C to +100°C
Humidity
Hermetic seal
85% RH, 85°C, 48 hours
Leak rate 2x10-8 ATM-cm3/sec max.
Solderability
Reflow
MIL-STD-202F method 208E
260°C for 10 sec.
Vibration
Shock
MIL-STD-202F method 204, 35G, 50 to 2000 Hz
MIL-STD-202F method 213B, test condi. E, 1000GG ½ sine wave
Part Number Format and Example:
Example: 3HSWO-BT-80.000
Explanation: SWO clock oscillator, +3.3 V supply voltage, ±50 ppm frequency stability over 0 to +70°C, 80.000 MHz, Tri-
state option on pad 1.
"
3
n
"
B
p
"
T
q
"
80.000
r
"
S
s
—
—
—
SWO
o
n: Voltage codes: “25” for +2.5 V; “3” for +3.3 V
o: Product series p: Frequency stability code: “A” ~ “F” or custom. See table above.
q: “T”: Tri-state option on pad 1 (Tri-state is standard if not specified), leave blank if tri-state is not required.
r Frequency in MHz s Duty cycle option: Blank for 50%±10%. “S” for 50%±5%.
SWO OUTPUT WAVEFORM:
SWO Test Circuit:
Tf
Tr
90% Vcc
VOH
10% Vcc max.
VOL
TH
T
Duty Cycle = (TH / T)x100%
MERCURY
Page 2 of 3
Date: Jan. 23, 2005
Rev. 2
MERCURY [ MERCURY UNITED ELECTRONICS INC ]
