22SMO Datasheet, PDF (1/1 Pages) Wolfgang Knap – Crystal Clock Oscillators

Crystal Clock Oscillators
22SMO (+1.8V,+2.5V, +2.8V, +3.0V or +3.3V FIXED MODELS)
STANDARD SMD CLOCK OSCILLATORS
22SMO
Actual Size
22SMO
2.5±0.1
#4
#3
#1
#2
0.8 0.9 0.8
#1
#2
AB
ˎ
The terminals (A & B)
#4
#3
not to be connected.
PIN
CONNECTION
1
"L"
OPEN or "H"
2
GND
3
Z
OUTPUT
4
VDD
Z : high impedance
OUTPUT WAVEFORM
TR
TF
VOH ("1"Level)
VDD
90% or 80% VDD
50% VDD
VOL ("0"Level)
GND
t
T
10% or 20% VDD
OV DC
Symmetry=t/TÊ·100(%)
TEST CIRCUIT
VDD _A
DC Power
Supply
V
Test Point
#4 #3
VDD OUTPUT
TRI-STATE
GND
CL
#1
#2
CL : including fixture and probe capacitance.
SOLDERING PATTERN
1.1 0.7 1.1
0.01ЖF
Ỗ
0.1ЖF
1.8
STANDARD SPECIFICATIONS
Item
Specifications
Generic part number
22SMO^˞1
Frequency range
0.75 MHz to 75.0000 MHz
Frequency stability
22SMO(A) : ʶ100 ppm over -20˚C to ʴ70˚C
22SMO(B) : ʶ50 ppm over -20˚C to ʴ70˚C
22SMO(C) : ʶ30 ppm over -10˚C to ʴ70˚C
over all conditions
22SMO(D) : ʶ25 ppm over -10˚C to ʴ70˚C
22SMO(AW) : ʶ100 ppm over -40˚C to ʴ85˚C
22SMO(BW) : ʶ50 ppm over -40˚C to ʴ85˚C
Operating Conditions
Operating temperature
-20˚C to ʴ70˚C (standard)
-40˚C to ʴ85˚C (W)
Input voltage (VDD)
Stand-by control voltage (Pin#1)
ʴ1.8V ʶ5%, ʴ2.5V ʶ5%, ʴ2.8V ʶ5%, ʴ3.0V ʶ5% orʴ3.3V ʶ5%
VIH : 70%VDD min.
VIL : 30%VDD max.^˞2
Absolute Max. Ratings
Supply voltage
-0.5V to Ê´7.0V DC
Storage temperature
-55˚C to ʴ100˚C
Input current
Ê´1.8V
Ê´2.5V Ê´2.8V/Ê´3.0V Ê´3.3V
2.5 mA max. (0.5 to 30 MHz) 5 mA max. 6 mA max.
7 mA max. (0.75 to 20 MHz)
3.0 mA max. (30 to 40 MHz) 9 mA max. 11 mA max. 13 mA max. (20 to 40 MHz)
3.5 mA max. (40 to 50 MHz) 11 mA max. 16 mA max. 19 mA max. (40 to 60 MHz)
14 mA max. 20 mA max. 24 mA max. (60 to 75 MHz)
Stand-by current^˞2
10 ЖA max. (Pin #1=VIL)
Output (-20˚C to ʴ70˚C)
Symmetry
40% to 60% at 50%VDD level (VDD = Ê´2.5V)
Rise and fall times
45% to 55% at 50%VDD level (VDD = Ê´1.8V,Ê´2.8V,Ê´3.0V & Ê´3.3V)
10 ns max. (10%VDD to 90%VDD level)
"0" level
VOL : 10%VDD max.
"1" level
VOH : 90%VDD min.
Load
15 pF max. (CMOS)
Disable delay time
150 ns max.
Enable delay time
10 ms max.
Aging
ʶ5 ppm max. at ʴ25˚C ʶ3˚C for first year
Reflow condition
ʴ250˚C ʶ10˚C for 10 seconds
ʴ170˚C ʶ10˚C for 1 to 2 minutes (preheating)
(˞1) Final exact part number to be determined with frequency, frequency stability, operating temperature and input voltage.
e.g. 22SMO(2.8VC) 27.000 MHz.
(˞2) Internal crystal oscillation to be halted (Pin #1=VIL).
PACKAGE DATA
Item
Package
Lid
Base
Sealing
Terminal
Terminal plating
RoHS
22SMO
Metal
Ceramic
AuSn
Tungsten (metalized)
Gold / Nickel
(surface) / (under)
Compliant (Pb-free)
TAPE SPECIFICATIONS
4.0±0.1
L
2.0±0.1
П1.5
+0.1
-0
J
M
B
F
A B C D F J L M Reel Dia. Qty/Reel
2.8 2.3 8.0 3.5 4.0 1.0 0.25 1.1
180
2000pcs
1000pcs
77