參數(shù)資料
型號(hào)： MAX1191
廠商： Maxim Integrated Products, Inc.
元件分類： ADC
英文描述： Ultra-Low-Power, 7.5Msps, Dual 8-Bit ADC
中文描述： 超低功耗、7.5Msps、雙路、8位ADC
文件頁數(shù)： 3/27頁
文件大?。?/td> 492K
代理商： MAX1191
M
Ultra-Low-Power, 7.5Msps, Dual 8-Bit ADC
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(V
DD
= 3.0V, OV
DD
= 1.8V, V
REFIN
= V
DD
(internal reference), C
L
≈
10pF at digital outputs, f
CLK
= 7.5MHz, C
REFP
= C
REFN
= C
COM
= 0.33μF, T
A
= -40
°
C to +85
°
C, unless otherwise noted. Typical values are at T
A
= +25
°
C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
59
TYP
69
68.7
72.0
-70.0
MAX
UNITS
f
IN
= 1.875MHz
f
IN
= 3.75MHz
f
IN
= 1.875MHz
f
IN
= 3.75MHz
f
IN1
= 1MHz at -7dB FS, f
IN2
= 1.01MHz
at -7dB FS
Spurious-Free Dynamic Range
(Note 2)
SFDR
dBc
Thi d H ar m oni c D stor i on
( N ote 2)
HD3
dBc
Intermodulation Distortion
IMD
-66
dBc
Third-Order Intermodulation
IM3
f
IN1
= 1MHz at -7dB FS, f
IN2
= 1.01MHz
at -7dB FS
-70
dBc
f
IN
= 1.875MHz
f
IN
= 3.75MHz
Input at -20dB FS
Input at -0.5dB FS
-68.0
-67.0
440
440
1.5
2
2
-57.0
Total Harmonic Distortion
(Note 2)
THD
dBc
Small-Signal Bandwidth
Full-Power Bandwidth
Aperture Delay
Aperture Jitter
Overdrive Recovery Time
INTERNAL REFERENCE
(REFIN = V
DD
; V
REFP
, V
REFN
, and V
COM
are generated internally)
REFP Output Voltage
REFN Output Voltage
SSBW
FPBW
t
AD
t
AJ
MHz
MHz
ns
ps
RMS
ns
1dB SNR degradation at Nyquist
1.5
×
full-scale input
V
REFP
- V
COM
V
REFN
- V
COM
0.256
-0.256
V
V
COM Output Voltage
V
COM
V
DD
/ 2
- 0.15
V
DD
/ 2
V
DD
/ 2
+ 0.15
V
Differential Reference Output
V
REF
V
REFP
- V
REFN
0.512
V
Differential Reference Output
Temperature Coefficient
V
REFTC
±30
ppm/
°
C
Maximum REFP/REFN/COM
Source Current
I
SOURCE
2
mA
Maximum REFP/REFN/COM Sink
Current
I
SINK
2
mA
BUFFERED EXTERNAL REFERENCE
(V
REFIN
= 1.024V, V
REFP
, V
REFN
, and V
COM
are generated internally)
REFIN Input Voltage
V
REFIN
1.024
V
COM Output Voltage
V
COM
V
DD
/ 2
- 0.15
V
DD
/ 2
V
DD
/ 2
+ 0.15
V
Differential Reference Output
V
REF
V
REFP
- V
REFN
0.512
V
Maximum REFP/REFN/COM
Source Current
I
SOURCE
2
mA
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1191ETI 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(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
MAX1191ETI+ 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 8-Bit 2Ch 7.5Msps 3.6V Precision 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(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
MAX1191ETI+T 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 8-Bit 2Ch 7.5Msps 3.6V Precision 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(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
MAX1191ETI-T 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(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
MAX1192ETI 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(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
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