SM7745HEX Datasheet, PDF (4/8 Pages) Pletronics, Inc. – 1.8 V CMOS Clock Oscillators

SM77H Series 1.8 V
CMOS Clock Oscillators
May 2008
Electrical Specification for 1.80V _+10% over the specified temperature range
Item
Output T_RISE and T_FALL
V_CC Supply Current (I_CC)
Typ Max Unit Condition
2.0
5.0
nS < 35 MHz
1.7
3.5
nS > 35 MHz
4.0
10.0
nS < 35 MHz
2.0
7.0
nS > 35 MHz
-
4
mA < 8 MHz
-
5
mA > 8 MHz and < 16 MHz
-
7
mA > 16 MHz and < 35 MHz
-
18
mA > 35 MHz
Specifications with Pad 1 E/D open circuit
C_LOAD = 15 pF
20% to 80% of V_CC
See Load Circuit
C_LOAD = 30 pF
20% to 80% of V_CC
See Load Circuit
C_LOAD = 15 pF
Typical phase noise plot for 5 oscillators at different output frequencies.
0
-20
-40
-60
-80
-100
-120
-140
-160
-180
10
19.4M
25M
32M
50M
66.7M
1,000
100,000
Frequency (Hz)
10,000,000
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425-776-1880
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