THS8083 Datasheet, PDF (52/61 Pages) Texas Instruments – Triple 8-Bit, 80 MSPS, 3.3-V Video and Graphics Digitizer With Digital PLL

1000
900
800
PLL JITTER
vs
FREQUENCY
Closed Loop PLL (p-p)
Open Loop DTO (p-p)
700
600
500
400
Closed Loop PLL (rms)
300 _{Open Loop DTO (rms)}
200
100
0
0
20
40
60
80
100
f – Frequency – MHz
Figure 5–3. PLL Jitter
1
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
1
15 29 43 57 71 85 99 113 127 141 155 169 183 197 211 225 239 253
ADC Code
1.5
1
0.5
0
–0.5
–1
–1.5
1
13 25 37 49 61 73 85
97 109 121 133 145 157 169 181 193 205 217 229 241 253
ADC Code
Figure 5–4. Linearity of AGY Channel at 80 MSPS (external clock)
5–8