Low-Jitter Precision HCSL Oscillator
DSC1104 DSC1124
Nominal Performance Parameters (Unless specified otherwise: T=25° C, VDD=3.3 V)
2.5
2.0
1.5
1.0
0.5
0.0
0
-10
-20
-30
-40
-50
-60
-70
-80
50MHz-HCSL
106MHz-HCSL
156MHz-HCSL
212MHz-HCSL
50-mV
100-mV
0
200
400
600
800
1000
0.1
1
10
100
1000
10000
Low-end of integration BW: x kHz to 20 MHz
Supply Noise Frequency (kHz)
Phase jitter (integrated phase noise)
Power supply rejection ratio
Output Waveform
tR
tF
Output
80%
50%
20%
675 mV
830 mv
Output
tEN
1/fo
tDA
VIH
Enable
VIL
Typical Termination Scheme
VDD
0.1uF
Rs = 0 Ω for test
6
Rs
2
3
5
4
100 Ω
Rs
50 Ω
50 Ω
Rs serves to match the trace
impedances. Depending on
board layout, the value may
range from 0 to 30 ohms.
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DSC1104 | DSC1124 Page 3 MK-Q-B-P-D-110410-04-6
MICREL [ MICREL SEMICONDUCTOR ]
