MAX1420 Datasheet, PDF (13/17 Pages) Maxim Integrated Products – 12-Bit, 60Msps, +3.3V, Low-Power ADC with Internal Reference

ANALOG INPUT
12-Bit, 60Msps, +3.3V, Low-Power ADC
with Internal Reference
7 CLOCK-CYCLE LATENCY
N
N+1
N+2
N+3
N+4
N+5
N+6
CLK
CLK
t_OD
DATA OUTPUT
N-7
N-6
Figure 6. System and Output Timing Diagram
t_CH
N-5
N-4
+5V
t_CL
N-3
N-2
N-1
N
300Ω
300Ω
0.1µF
0.1µF
MAX4108
600Ω
-5V
0.1µF
600Ω
+5V
INPUT
0.1µF
MAX4108
-5V
0.1µF
300Ω
300Ω
0.1µF
600Ω
300Ω
300Ω
+5V
0.1µF
MAX4108
-5V
0.1µF
600Ω
LOWPASS FILTER
R_ISO
50Ω
*C_IN
22pF
0.1µF
44pF*
0.22µF
1nF
INP
MAX1420
CML
LOWPASS FILTER
INN
R_ISO
50Ω
*C_IN
22pF
*TWO C_IN (22pF) CAPS MAY BE REPLACED BY
ONE 44pF CAP, TO IMPROVE PERFORMANCE.
Figure 7. Typical Application Circuit for Single-Ended to Differential Conversion
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