參數(shù)資料
型號: MAX1191ETI+T
廠商: Maxim Integrated Products
文件頁數(shù): 21/27頁
文件大?。?/td> 0K
描述: IC ADC 8BIT 7.5MSPS DL 28-TQFN
產(chǎn)品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 2,500
位數(shù): 8
采樣率(每秒): 7.5M
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 2
電壓電源: 單電源
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 28-WFQFN 裸露焊盤
供應商設備封裝: 28-TQFN-EP(5x5)
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 4 個單端,雙極;2 個差分,雙極
MAX1191
Ultra-Low-Power, 7.5Msps, Dual 8-Bit ADC
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(VDD = 3.0V, OVDD = 1.8V, VREFIN = VDD (internal reference), CL
≈ 10pF at digital outputs, fCLK = 7.5MHz, CREFP = CREFN = CCOM
= 0.33F, TA = -40°C to +85°C, unless otherwise noted. Typical values are at TA = +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
fIN = 1.875MHz
59
69
Spurious-Free Dynamic Range
(Note 2)
SFDR
fIN = 3.75MHz
68.7
dBc
fIN = 1.875MHz
72.0
Third-Harmonic Distortion
(Note 2)
HD3
fIN = 3.75MHz
-70.0
dBc
Intermodulation Distortion
IMD
fIN1 = 1MHz at -7dB FS, fIN2 = 1.01MHz
at -7dB FS
-66
dBc
Third-Order Intermodulation
IM3
fIN1 = 1MHz at -7dB FS, fIN2 = 1.01MHz
at -7dB FS
-70
dBc
fIN = 1.875MHz
-68.0
-57.0
Total Harmonic Distortion
(Note 2)
THD
fIN = 3.75MHz
-67.0
dBc
Small-Signal Bandwidth
SSBW
Input at -20dB FS
440
MHz
Full-Power Bandwidth
FPBW
Input at -0.5dB FS
440
MHz
Aperture Delay
tAD
1.5
ns
Aperture Jitter
tAJ
1dB SNR degradation at Nyquist
2
psRMS
Overdrive Recovery Time
1.5
× full-scale input
2
ns
INTERNAL REFERENCE (REFIN = VDD; VREFP, VREFN, and VCOM are generated internally)
REFP Output Voltage
VREFP - VCOM
0.256
V
REFN Output Voltage
VREFN - VCOM
-0.256
V
COM Output Voltage
VCOM
VDD / 2
- 0.15
VDD / 2
+ 0.15
V
Differential Reference Output
VREF
VREFP - VREFN
0.512
V
Differential Reference Output
Temperature Coefficient
VREFTC
±30
ppm/°C
Maximum REFP/REFN/COM
Source Current
ISOURCE
2mA
Maximum REFP/REFN/COM Sink
Current
ISINK
2mA
BUFFERED EXTERNAL REFERENCE (VREFIN = 1.024V, VREFP, VREFN, and VCOM are generated internally)
REFIN Input Voltage
VREFIN
1.024
V
COM Output Voltage
VCOM
VDD / 2
- 0.15
VDD / 2
+ 0.15
V
Differential Reference Output
VREF
VREFP - VREFN
0.512
V
Maximum REFP/REFN/COM
Source Current
ISOURCE
2mA
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