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SG-636STW

产品描述HIGH-FREQUENCY CRYSTAL OSCILLATOR
文件大小60KB,共2页
制造商ETC
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SG-636STW概述

HIGH-FREQUENCY CRYSTAL OSCILLATOR

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Crystal oscillator
HIGH-FREQUENCY CRYSTAL OSCILLATOR
SG-636 series
Product number (please refer to page 1)
Q33 6 3 6 x x x x x x x 0 0
• A small SMD that enables high-density mounting.
• A general-purpose device with builtin heat-resisting cylindrical AT-cut
crystal and allowing almost the same temperature condition for soldering
as SMD IC.
• Low current consumption by output enable function(OE) or standby
function(ST).
Actual size
Specifications (characteristics)
Item
Output frequency range
Symbol
f
0
SG-636PTF
2.21675 MHz to
41.0000 MHz
Specifications
SG-636PH
SG-636SCE/PCE
41.0001
MHz
to
2.21675 MHz to
70.0000
MHz
40.0000 MHz
-0.5 V to +7.0 V
3.3 V ±0.3 V
-55 °C to +100 °C
-20 °C to +70 °C
C: ±100 x 10
-6
SG-636PDE
2.21675MHz to
40.0000MHz
2.5 V ±0.25 V
Remarks
Refer to page 31. "Frequency range"
Power source
Max. supply voltage V
DD
-GND
voltage
Operating voltage
V
DD
Temperature
Storage temperature
T
STG
range
Operating temperature
T
OPR
Frequency stability
∆f/f
0
Current consumption
lop
Output disable current
I
OE
Duty
Output voltage
Output load condition
CMOS level
(fan out)
TTL level
CMOS level
TTL level
t
w
/t
V
OH
V
OL
C
L
N
V
IH
V
IL
t
TLH
t
THL
tosc
fa
S.R.
5.0 V ±0.5 V
Stored as bare product after unpacking
Refer to page 31. "Frequency range"
5 mA Max.
3 mA Max.
17 mA Max.
10 mA Max.
45 % to 55 %
35 mA Max.
20 mA Max.
9 mA Max.
5 mA Max.
40 % to 60 %
V
DD
-0.4 V Min.
0.4 V Max.
50 pF Max.
10 TTL Max.
20 pF Max.(
55 MHz)
15 pF Max.( > 55 MHz)
45 % to 55 %
No load condition
OE=GND, ST=GND 2 µA Max.(SCE)
CMOS load: 1/2 V
DD
level
TTL load: 1.4 V level
I
OH
=-8 mA (PTF) /-4 mA (PH / SCE / PCE / PDE)
I
OL
=16 mA (PTF) /4 mA (PH / SCE / PCE / PDE)
30 pF Max.
15 pF Max.
C
L
<
15 pF
_
5 LSTTL Max.
Output enable/disable input voltage
Output rise time
Output fall time
CMOS level
TTL level
CMOS level
TTL level
2.0 V Min.
0.8 V Max.
7 ns Max.
5 ns Max.
7 ns Max.
5 ns Max.
4 ms Max.
5 ns Max.
5 ns Max.
0.8 V
DD
Min.
0.2 V
DD
Max.
OE,ST (SCE)
CMOS load: 20 %→80 % V
DD
TTL load: 0.4 V→2.4 V
CMOS load: 80 %→20 % V
DD
TTL load: 2.4 V→0.4 V
Oscillation start up time
Aging
Shock resistance
10 ms Max.
±5 x 10
-6
/year Max.
4 ms Max.
Time at minimum operating voltage to be O s
Ta=+25 °C,V
DD
=5.0 V / 3.3 V / 2.5 V,first year
Three drops on a hard board from 750 mm or excitation test
with 29400 m/s
2
x 0.3 ms x 1/2 sine wave in 3 directions
±20 x 10
-6
Max.
Note: • Unless otherwise stated,characteristics (specifications) shown in the above table are based on the rated operating temperature and voltage condition.
• External by-pass capacitor is required.
External dimensions
10.5 Max.
#4
#3
(Unit: mm)
Recommended soldering pattern
1.3
(Unit: mm)
NO.
5.8 Max.
1
2
3
4
Pin terminal
OE or ST
GND
OUT
V
DD
E 18.4320C
PTF9352A
#1
#2
5.0
0.05 Min.
0.5
5.08
Note.
OE Pin (PTF, PH, PCE, PDE, PTW, PHW, PCW)
OE pin - "H" or "open" : Specified frequency output.
OE pin - "L" : Output is high impedance.
2.7 Max.
(1.0)
3.6
(1.0)
5.08
Metal may be exposed on the top or bottom of this product.
This won't affect any quality, reliability or electrical spec.
ST pin (SCE)
ST pin (STW, SHW, SCW)
ST pin - "H" or "open" : Specified frequency output.
ST pin - "H" or "open" : Specified frequency output.
ST pin - "L" : Output is high impedance., oscillation stops.
ST pin - "L" : Output is low level (weak pull - down), oscillation stops.
41
4.6
2.1

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