MAX5856A
Dual 8-Bit, 300Msps DAC with 4x/2x/1x
Interpolation Filters and PLL
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3
ELECTRICAL CHARACTERISTICS (continued)
(AVDD = DVDD = PVDD = 3V, AGND = DGND = PGND = 0, fDAC = 165Msps, no interpolation, PLL disabled, external reference,
VREFO = 1.2V, IFS = 20mA, output amplitude = 0dB FS, differential output, TA = TMIN to TMAX, unless otherwise noted. TA > +25°C,
guaranteed by production test. TA < +25°C, guaranteed by design and characterization. Typical values are at TA = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Noise Spectral Density
nD
fDAC = 165Msps, fOUT = 5MHz
-133
dBm/Hz
Output Channel-to-Channel
Isolation
fOUT = 5MHz
80
dB
Gain Mismatch Between
Channels
fOUT = 5MHz
±0.05
dB
Phase Mismatch Between
Channels
fOUT = 5MHz
±0.15
Degrees
Wideband Output Noise
50
pA/
√Hz
ANALOG OUTPUT
Full-Scale Output Current Range
IFS
220
mA
Output Voltage Compliance
Range
-1.0
+1.25
V
Output Leakage Current
Power-down or standby mode
-5
+5
A
REFERENCE
Reference Output Voltage
VREFO
REN = AGND
1.14
1.24
1.34
V
Output-Voltage Temperature Drift
TCVREF
±50
ppm/
°C
Reference Output Drive
Capability
50
A
Reference Input Voltage Range
REN = AVDD
0.1
1.32
V
Reference Supply Rejection
0.2
mV/V
Current Gain
IFS/IREF
32
mA/mA
INTERPOLATION FILTER (2x interpolation)
-0.005dB
0.398
-0.01dB
0.402
-0.1dB
0.419
Passband Width
fOUT/
0.5fDAC
-3dB
0.478
MHz/
MHz
0.604fDAC / 2 to 1.396fDAC / 2
74
0.600fDAC / 2 to 1.400fDAC / 2
62
0.594fDAC / 2 to 1.406fDAC / 2
53
Stopband Rejection
0.532fDAC / 2 to 1.468fDAC / 2
14
dB
Group Delay
18
Data
clock
cycles
Impulse Response Duration
22
Data
clock
cycles
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