Low-Jitter Precision CMOS Oscillator
DSC1101 DSC1121
Nominal Performance Parameters (Unless specified otherwise: T=25° C, VDD=3.3 V)
0
50-mV
2.5
2.0
1.5
1.0
0.5
0.0
-10
-20
-30
-40
-50
-60
-70
-80
25MHz-CMOS
50MHz-CMOS
106MHz-CMOS
125MHz-CMOS
100-mV
0.1
1
10
100
1000
10000
Supply Noise Frequency (kHz)
0
200
400
600
800
1000
Low-end of integration BW: x kHz to 20 MHz
Power supply rejection ratio
Phase jitter (integrated phase noise)
Output Waveform
tR
tF
VOH
Output
Enable
VOL
tEN
1/fo
tDA
VIH
VIL
Typical Termination Scheme
VDD
0.1uF
6
5
2
3
4
CL CMOS load
capacitance
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DSC1101 | DSC1121 Page 3 MK-Q-B-P-D-110410-01-6
MICREL [ MICREL SEMICONDUCTOR ]
