参数资料
型号: MAX19707
厂商: Maxim Integrated Products, Inc.
英文描述: 10-Bit, 45Msps, Ultra-Low-Power Analog Front-End
中文描述: 10位、45Msps、超低功耗模拟前端
文件页数: 5/37页
文件大小: 561K
代理商: MAX19707
M
10-Bit, 45Msps, Ultra-Low-Power
Analog Front-End
_______________________________________________________________________________________
5
ELECTRICAL CHARACTERISTICS (continued)
(V
DD
= 3V, OV
DD
= 1.8V, internal reference (1.024V), C
L
10pF on all digital outputs, f
CLK
= 45MHz (50% duty cycle), Rx ADC input
amplitude = -0.5dBFS, Tx DAC output amplitude = 0dBFS, differential Rx ADC input, differential Tx DAC output, C
REFP
= C
REFN
=
C
COM
= 0.33μF, unless otherwise noted. C
L
< 5pF on all aux-DAC outputs. Typical values are at T
A
= +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Tx DAC DC ACCURACY
Resolution
Integral Nonlinearity
Differential Nonlinearity
N
10
±0.3
±0.2
±1
±1
Bits
LSB
LSB
INL
DNL
Guaranteed monotonic (Note 6)
T
A
+25°C
T
A
< +25°C
Incl ud e r efer ence er or
( p eak- o- p eak er or
-1
-4
-4.5
-30
-40
+1
+4
+4.5
+30
+40
Residual DC Offset
V
OS
mV
T
A
+25°C
T
A
< +25°C
Full-Scale Gain Error
mV
Tx DAC DYNAMIC PERFORMANCE
DAC Conversion Rate
In-Band Noise Density
f
CLK
N
D
(Note 2)
f
OUT
= 2.2MHz, f
CLK
= 45MHz
45
MHz
dBc/Hz
-130.6
Third-Order Intermodulation
Distortion
IM3
f
1
= 2MHz, f
2
= 2.2MHz
80
dBc
Glitch Impulse
10
pV
s
Spurious-Free Dynamic Range to
Nyquist
SFDR
f
CLK
= 45MHz, f
OUT
= 2.2MHz
60
73.2
dBc
Total Harmonic Distortion to
Nyquist
THD
f
CLK
= 45MHz, f
OUT
= 2.2MHz
-71
-59
dB
Signal-to-Noise Ratio to Nyquist
Tx DAC INTERCHANNEL CHARACTERISTICS
I-to-Q Output Isolation
SNR
f
CLK
= 45MHz, f
OUT
= 2.2MHz
57.1
dB
f
OUTX,Y
= 2MHz, f
OUTX,Y
= 2.2MHz
85
dB
T
A
+25°C
T
A
< +25°C
-0.3
-0.42
±0.01
+0.3
+0.42
Gain Mismatch Between DAC
Outputs
Measured at DC
dB
Phase Mismatch Between DAC
Outputs
f
OUT
= 2.2MHz, f
CLK
= 45MHz
±0.07
D eg ees
Differential Output Impedance
Tx DAC ANALOG OUTPUT
Full-Scale Output Voltage
800
V
FS
±400
1.05
0.95
0.80
0.71
mV
Bits CM1 = 0, CM0 = 0 (default)
Bits CM1 = 0, CM0 = 1
Bits CM1 = 1, CM0 = 0
Bits CM1 = 1, CM0 = 1
1.0
1.1
Output Common-Mode Voltage
V
COM
V
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