MAX19710 Datasheet, PDF (19/37 Pages) Maxim Integrated Products – 10-Bit, 7.5Msps, Full-Duplex Analog Front-End

10-Bit, 7.5Msps, Full-Duplex
Analog Front-End
Tx DAC
CH-ID
MAX19710
Tx DAC
CH-QD
0°
90°
EXAMPLE:
Tx RFIC INPUT REQUIREMENTS
• DC COMMON-MODE BIAS = 0.9V (MIN), 1.3V (TYP)
• BASEBAND INPUT = ±400mV DC-COUPLED
FULL SCALE = 1.56V
VCOMD = 1.36V
ZERO SCALE = 1.16V
0V
Figure 4. Tx DAC Common-Mode DC Level at IDN, IDP or QDN, QDP Differential Outputs
COMMON-MODE LEVEL
SELECT CM1 = 0, CM0 = 0
VCOMD = 1.36V
VFS = ±400mV
CLK
D0–D9
ID
t_DSQ
Q: N - 2
I: N - 1
t_DSI
t_DHQ
Q: N - 1
I: N
Q: N
t_DHI
N-2
N-1
I: N + 1
N
QD
N-2
N-1
N
Figure 5. Tx DAC System Timing Diagram
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