參數(shù)資料
型號： MAX1444
廠商： Maxim Integrated Products, Inc.
英文描述： 10-Bit, 40Msps, 3.0V, Low-Power ADC with Internal Reference
中文描述： 10位、40Msps、3.0V、低功耗ADC，內(nèi)置電壓基準
文件頁數(shù)： 3/20頁
文件大?。?/td> 401K
代理商： MAX1444
M
10-Bit, 40Msps, 3.0V, Low-Power
ADC with Internal Reference
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(V
DD
= 3V; OV
DD
= 2.7V; 0.1μF and 1μF capacitors from REFP, REFN, and COM to GND; V
REFIN
= 2.048V; REFOUT connected to
REFIN through a 10k
resistor; V
IN
= 2V
P-P
(differential with respect to COM); C
L
= 10pF at digital outputs; f
CLK
= 40MHz; T
A
= T
MIN
to T
MAX
, unless otherwise noted.
≥
+25
°
C guaranteed by production test, < +25
°
C guaranteed by design and characterization; typi-
cal values are at T
A
= +25
°
C.)
PARAMETER
SYMBOL
CONDITIONS
f
IN
= 7.51MHz
f
IN
= 19.91MHz
Third-Harmonic Distortion
HD3
f
IN
= 39.9MHz (Note 1)
MIN
TYP
-75
-74
-72.5
MAX
UNITS
dBc
Two-Tone Intermodulation
Distortion
IMD
f
1
= 11.5MHz at -6.5dBFS
f
2
= 13.5MHz at -6.5dBFS
(Note 2)
-76
dBc
Third-Order Intermodulation
Distortion
IM3
f
1
= 11.5MHz at -6.5dBFS
f
2
= 13.5MHz at -6.5dBFS
(Note 2)
-76
dBc
f
IN
= 7.51MHz
f
IN
= 19.91MHz
f
IN
= 39.9MHz (Note 1)
Input at -20dBFS, differential inputs
Input at -0.5dBFS, differential inputs
-73.8
-72.2
-70
500
400
1
2
2
±
1
±
0.25
0.2
-65
-65
Total Harmonic Distortion
(First 4 Harmonics)
THD
dBc
Small-Signal Bandwidth
Full-Power Bandwidth
Aperture Delay
Aperture Jitter
Overdrive Recovery Time
Differential Gain
Differential Phase
Output Noise
INTERNAL REFERENCE
Reference Output Voltage
MHz
MHz
ns
ps
RMS
ns
%
Degrees
LS B
RM S
FPBW
t
AD
t
AJ
For 1.5
×
full-scale input
IN+ = IN- = COM
REFOUT
2.048
±
1%
V
Reference Temperature
Coefficient
TC
REF
60
p p m/
°
C
Load Regulation
BUFFERED EXTERNAL REFERENCE
(V
REFIN
= 2.048V)
REFIN Input Voltage
1.25
mV/mA
V
REFIN
2.048
V
Positive Reference Output
Voltage
V
REFP
2.012
V
Negative Reference Output
Voltage
V
REFN
0.988
V
Common-Mode Level
V
COM
V
DD
/ 2
V
Differential Reference Output
Voltage Range
V
REF
V
REF
= V
REFP
- V
REFN
, T
A
≥
+25
°
C
0.98
1.024
1.07
V
REFIN Resistance
R
REFIN
>50
M
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MAX1444EHJ 功能描述:模數(shù)轉(zhuǎn)換器 - ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32
MAX1444EHJ/V+ 功能描述:模數(shù)轉(zhuǎn)換器 - ADC ANALOG TO DIGITAL CONVERTER RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32
MAX1444EHJ/V+T 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 10-Bit 40Msps 3.0V Low-Power ADC with Internal Reference RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32
MAX1444EHJ+ 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 10-Bit 40Msps 3V High Speed ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32
MAX1444EHJ+T 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 10-Bit 40Msps 3V High Speed ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32
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