CRYSTAL OSCILLATORS
CERAMIC SMD TYPE
32.768 kHz (SCO-32)
-
-
-
-
-
High Stability with AT-Cut crystal
External Dimensions : 3.2 × 2.5 mm
1.5 V to 3.3 V Operating Supply Voltage Range
CMOS Output
Tri-state Function Available
■ ELECTRICAL SPECIFICATIONS
ITEM
Output Logic Type
Frequency
Supply Voltage(V
DD
)
Operating Temperature Range
Storage Temperature Range
Frequency Stability
Input Current
Output Voltage Logic High(V
OH
)
Output Voltage Logic Low(V
OL
)
Rise / Fall Time
Duty Cycle
Start-up Time
Output Load Condition(CMOS)
Output Enable Function
(V
IH
and V
IL
)
Frequency Aging
CMOS
32.768 kHz
1.5 V
DC
±5 %, 1.8 V
DC
±5 %, 2.5 V
DC
±5 %
3.3 V
DC
±5 %
0 to +70 ℃, -20 to +70 ℃, -40 to +85 ℃
-55 to +125 ℃
±20 ppm, ±25 ppm, ±50 ppm, ±100 ppm Max.
0.7 mA(1.5 V
DC
, 1.8 V
DC
), 1.5 mA(2.5 V
DC
, 3.3 V
DC
)
90 % of V
DD
Min.
10 % of V
DD
Max.
200 ns Max.
45 to 55 %, 40 to 60 %
3 ms Max.
15 pF Max.
70 % of V
DD
Min. to Enable Output
30 % of V
DD
Max. to Disable Output
±5 ppm Max.
High Impedance
25℃, First year
Measured over
10 % to 90 % of waveform
Measured at 50 % of
waveform
Over operating temperature
range
Value
CMOS XO
Remarks
■ MECHANICAL DIMENSIONS
(mm)
■ LAND PATTERN
(mm)
http://www.sunny.co.kr
SUNNY ELECTRONICS CORP
CRYSTAL OSCILLATORS
■ PART NUMBERING GUIDE
SCO – 323 50 B D S R
–
32.768K
SUPPLY VOLTAGE(V
DD
)
3 : 3.3 V, 2 : 2.5 V
18: 1.8 V, 15 : 1.5 V
FREQUENCY STABILITY
20 : ±20 ppm , 25 : ±25 ppm
50 : ±50 ppm , BLANK : ±100 ppm
OPERATING
TEMPERAURE RANGE
A : -40 to 85 ℃, B : -20 to 70 ℃
BLANK : 0 to 70 ℃
DUTY CYCLE
D : 45/55, E : 40/60
FREQUENCY
K : kHz
PACKAGE OPTION
R : TAPE AND REEL
BLANK : BULK
PIN 1 CONNECTION
S : TRI-STATE, E/D
BLANK : NO CONNECTION
■
TEST CIRCUIT (CMOS)
■
WAVEFORM (CMOS)
■
ENVIRONMENTAL & MECHANICAL SPECIFICATIONS
Temperature Cycling
Fine Leak Test
Gross Leak Test
Mechanical Shock
Vibration
Moisture Resistance
Moisture Sensitivity
Resistance to Soldering Heat
Solderability
MIL-STD-883, Method 1010, Condition B
MIL-STD-883, Method 1014, Condition A
MIL-STD-883, Method 1014, Condition C
MIL-STD-883, Method 2002, Condition B
MIL-STD-883, Method 2007, Condition A
MIL-STD-883, Method 1004
J-STD-020, MSL 1
MIL-STD-202, Method 210, Condition K
MIL-STD-883, Method 2003
http://www.sunny.co.kr
SUNNY ELECTRONICS CORP
Power technology
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