參數(shù)資料
型號: MAX1270AEAI+T
廠商: Maxim Integrated Products
文件頁數(shù): 15/20頁
文件大?。?/td> 0K
描述: IC ADC 12BIT SERIAL 28-SSOP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 2,000
類型: 數(shù)據(jù)采集系統(tǒng)(DAS),ADC
分辨率(位): 12 b
采樣率(每秒): 110k
數(shù)據(jù)接口: MICROWIRE?,QSPI?,串行,SPI?
電壓電源: 單電源
電源電壓: 4.75 V ~ 5.25 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 28-SSOP(0.209",5.30mm 寬)
供應(yīng)商設(shè)備封裝: 28-SSOP
包裝: 帶卷 (TR)
MAX1270/MAX1271
Multirange, +5V, 8-Channel,
Serial 12-Bit ADCs
4
_______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(VDD = +5.0V ±5%; unipolar/bipolar range; external reference mode, VREF = +4.096V; 4.7F at REF; external clock; fCLK = 2.0MHz,
50% duty cycle (MAX127_B); fCLK = 1.8MHz, 50% duty cycle (MAX127_A); 18 clock/conversion cycle, TA = TMIN to TMAX, unless
otherwise noted. Typical values are TA = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
INTERNAL REFERENCE
REF Output Voltage
VREF
TA = +25°C
4.076
4.096
4.116
V
MAX1270_C/MAX1271_C
±15
REF Output Tempco
TC VREF
MAX1270_E/MAX1271_E
±30
ppm/
°C
Output Short-Circuit Current
30
mA
Load Regulation
0 to 0.5mA output current (Note 5)
10
mV
Capacitive Bypass at REF
4.7
F
Capacitive Bypass at REFADJ
0.01
F
REFADJ Output Voltage
2.465
2.500
2.535
V
REFADJ Adjustment Range
Figure 1
±1.5
%
Buffer Voltage Gain
1.638
V/V
REFERENCE INPUT (Reference buffer disabled, reference input applied to REF)
Input Voltage Range
2.40
4.18
V
Normal or STBYPD
400
Input Current
VREF = 4.18V
FULLPD
1
A
Normal or STBYPD
10
k
Input Resistance
VREF = 4.18V
FULLPD
4.18
M
REFADJ Threshold for Buffer
Disable
VDD -
0.5
V
POWER REQUIREMENT
Supply Voltage
VDD
4.75
5.25
V
Bipolar range
18
Normal
Unipolar range
6
10
mA
STBYPD power-down mode (Note 6)
700
850
Supply Current
IDD
FULLPD power-down mode
120
220
A
External reference = 4.096V
±0.1
±0.5
Power-Supply Rejection
Ratio (Note 7)
PSRR
Internal reference
±0.5
LSB
TIMING
MAX127_A
0.1
1.8
External Clock Frequency Range
fSCLK
MAX127_B
0.1
2.0
MHz
MAX127_A
3.3
External clock mode
(Note 8)
MAX127_B
3.0
Acquisition Phase
Internal clock mode, Figure 9
3
5
s
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MAX1270BCAI+ 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12-Bit 8Ch 110ksps 4.18V 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
MAX1270BCAI+ 制造商:Maxim Integrated Products 功能描述:IC ((NW))