Temperature Compensated Crystal Oscillators TCXO,
M572T Series, CMOS Output
MERCURY
Since 1973
Part Number Format and Example:
Part number example:
M572T3-20.000-2.5/-30+75
= Please specify
M572T
33
—
20.000
—
2.5
∕
-30+75
: Product Series
: Voltage code; Use”28” for +2.8 V; use “3” for +3.0 V; use “33” for +3.3 V;
use “5” for +5.0 V : Frequency in MHz : Frequency stability
: Operating Temperature range in °C
Recommended Reflow Soldering Temperature Profiles
(from IPC/JEDEC J-STD-020D.1)
Profile Feature
Preheat/Soak
Sn-Pb Eutectic Assembly
Pb-free Assembly
-
-
-
Temperature min. (Ts min.)
Temperature max. (Ts max.)
Time (ts) (Ts min. to Ts max.)
100⁰C
150⁰C
60 to 120 seconds
150⁰C
200⁰C
60 to 180 seconds
3⁰C / sec. max.
3⁰C / sec. max.
Ramp-up rate (TL to Tp)
Liquidous temperature (TL )
183⁰C
217⁰C
60 to 150 seconds
60 to 150 seconds
Time (tL) maintained above TL
Peak package body temperature (Tp)
Time (Tp) within 5⁰C of the classification
temperature Tc
235⁰C
10 to 30 seconds
260⁰C
20 to 40 seconds
6⁰C / second max.
6⁰C / second max.
Ramp-down rate (Tp to TL)
Time 25⁰C to peak temperature
6 minutes max.
8 minutes max.
All temperatures refer to topside of the package, measured on the package body surface.
MERCURY
Page 4 of 4
Date: Oct. 10, 2009
Revision: Preliminary