參數(shù)資料
型號: MAX11131ATI+
廠商: Maxim Integrated Products
文件頁數(shù): 14/37頁
文件大小: 0K
描述: IC ADC 12BIT SRL 28-TQFN-EP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 25
位數(shù): 12
采樣率(每秒): 3M
數(shù)據(jù)接口: DSP,MICROWIRE?,QSPI?,串行,SPI?
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 2.76W
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 28-WFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 28-TQFN-EP(5x5)
包裝: 管件
21
Maxim Integrated
MAX11129–MAX11132
3Msps, Low-Power, Serial 12-/10-Bit,
8-/16-Channel ADCs
Averaging Mode
In averaging mode, the device performs the specified
number of conversions and returns the average for each
requested result in the FIFO. The averaging mode works
with internal clock only.
Scan Modes and Unipolar/Bipolar Setting
When the Unipolar or Bipolar registers are configured
as pseudo-differential or fully differential, the analog
input pairs are repeated in this automated mode. For
example, if N is set to 15 to scan all 16 channels and
all analog input pairs are configured for fully-differential
conversion, the ADC converts the channels twice. In this
case, the user may avoid dual conversions on input pairs
by implementing Manual mode or using Custom_Int or
Custom_Ext scan modes.
Register Descriptions
The MAX11129–MAX11132 communicate between the
internal registers and the external circuitry through the
SPI-/QSPI-compatible serial interface. Table 1 details the
register access and control. Table 2 through Table 14
detail the various functions and configurations.
For ADC mode control, set bit 15 of the register code
identification to zero. The ADC Mode Control register
determines when and under what scan condition the
ADC operates.
To set the ADC data configuration, set the bit 15 of the
register code identification to one.
Table 1. Register Access and Control
Table 2. ADC Mode Control Register
REGISTER NAME
REGISTER IDENTIFICATION CODE
DIN
≡ DATA INPUTS
BIT 15
BIT 14
BIT 13
BIT 12
BIT 11
BIT [10:0]
ADC Mode Control
0
DIN
ADC Configuration
1
0
DIN
Unipolar
1
0
1
DIN
Bipolar
1
0
1
0
DIN
RANGE
1
0
1
DIN
Custom Scan0
1
0
1
0
DIN
Custom Scan1
1
0
1
0
1
DIN
SampleSet
1
0
1
0
DIN
Reserved. Do not use.
1
DIN
BIT NAME
BIT
DEFAULT
STATE
FUNCTION
REG_CNTL
15
0
Set to 0 to select the ADC Mode Control register
SCAN[3:0]
14:11
0001
ADC Scan Control register (Table 3)
CHSEL[3:0]
10:7
0000
Analog Input Channel Select register (Table 4).
See Table 3 to determine which modes use CHSEL[3:0] for the channel scan
instruction.
RESET[1:0]
6:5
00
RESET1
RESET0
FUNCTION
0
No reset
0
1
Reset the FIFO only (resets to zero)
1
0
Reset all registers to default settings (includes FIFO)
1
Unused
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MAX11131ATI+ 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12Bit 16Ch 3Msps 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
MAX11131ATI+T 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12Bit 16Ch 3Msps 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
MAX11131AUI+ 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12Bit 16 Ch 3Msps Serial 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
MAX11131AUI+T 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12Bit 16 Ch 3Msps Serial 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
MAX11131EVKIT# 功能描述:數(shù)據(jù)轉(zhuǎn)換 IC 開發(fā)工具 MAX11131 Eval Kit RoHS:否 制造商:Texas Instruments 產(chǎn)品:Demonstration Kits 類型:ADC 工具用于評估:ADS130E08 接口類型:SPI 工作電源電壓:- 6 V to + 6 V