MAX19710
ELECTRICAL CHARACTERISTICS (continued)
(VDD = 3V, OVDD = 1.8V, internal reference (1.024V), CL
≈ 10pF on all digital outputs, fCLK = 7.5MHz (50% duty cycle), Rx ADC input
amplitude = -0.5dBFS, Tx DAC output amplitude = 0dBFS, CM1 = 0, CM0 = 0, differential Rx ADC input, differential Tx DAC output,
CREFP = CREFN = CCOM = 0.33F, CL < 5pF on all aux-DAC outputs, TA = TMIN to TMAX, unless otherwise noted. Typical values are at
TA = +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Tx DAC DC ACCURACY
Resolution
N
10
Bits
Integral Nonlinearity
INL
±0.3
LSB
Differential Nonlinearity
DNL
Guaranteed monotonic (Note 2)
-0.75
±0.2
+0.75
LSB
Residual DC Offset
VOS
-4
±1.2
+4
mV
Full-Scale Gain Error
-40
±1.6
+40
mV
Tx DAC DYNAMIC PERFORMANCE
DAC Conversion Rate
fCLK
(Note 3)
7.5
MHz
In-Band Noise Density
ND
fOUT = 620kHz
-120
dBFS/Hz
Third-Order Intermodulation
Distortion
IM3
fOUT1 = 620kHz, fOUT2 = 640kHz
-79
dBc
Glitch Impulse
10
pVs
Spurious-Free Dynamic Range to
Nyquist
SFDR
fOUT = 620kHz
61
73.8
dBc
Total Harmonic Distortion to
Nyquist
THD
fOUT = 620kHz
-72.2
-59.7
dBc
Signal-to-Noise Ratio to Nyquist
SNR
fOUT = 620kHz
55.1
dB
Tx DAC INTERCHANNEL CHARACTERISTICS
I-to-Q Output Isolation
fOUTX,Y = 2MHz, fOUTY,X = 2.2MHz
92
dB
Gain Mismatch Between I and Q
Channels
Measured at DC
-0.4
±0.01
+0.4
dB
Phase Mismatch Between I and Q
Channels
fOUT = 620kHz
±0.15
Degrees
Differential Output Impedance
800
Ω
Tx DAC ANALOG OUTPUT
Full-Scale Output Voltage
VFS
±400
mV
Bits CM1 = 0, CM0 = 0 (default)
1.29
1.36
1.42
Bits CM1 = 0, CM0 = 1
1.14
1.2
1.27
Bits CM1 = 1, CM0 = 0
0.96
1.05
1.15
Output Common-Mode Voltage
VCOMD
Bits CM1 = 1, CM0 = 1
0.78
0.89
1.03
V
Rx ADC–Tx DAC INTERCHANNEL CHARACTERISTICS
Receive Transmit Isolation
ADC fINI = fINQ = 1.8MHz, DAC fOUTI =
fOUTQ = 620kHz
92
dB
AUXILIARY ADCs (ADC1, ADC2)
Resolution
N
10
Bits
10-Bit, 7.5Msps, Full-Duplex
Analog Front-End
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