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MAX1497EAI中文資料
MAX1497EAI數(shù)據(jù)手冊(cè)規(guī)格書PDF詳情
General Description
The MAX1497/MAX1499 low-power, 3.5- and 4.5-digit, analog-to-digital converters (ADCs) with integrated light emitting diode (LED) drivers operate from a single 2.7V to 5.25V power supply. They include an internal reference, a high-accuracy on-chip oscillator, and a multiplexed LED display driver. An internal charge pump generates the negative supply needed to power the integrated input buffers for single-supply operation. The ADC is configurable for either a ±2V or ±200mV input range and it outputs its conversion results to an LED and/or to a microcontroller (μC). Microcontroller communication is possible through an SPI?-/QSPI?-/MICROWIRE?-compatible serial interface. The MAX1497 is a 3.5-digit (±1999 count) device and the MAX1499 is a 4.5-digit (±19,999 count) device.
Features
? High Resolution
??? MAX1499: 4.5 Digits (±19,999 Count)
??? MAX1497: 3.5 Digits (±1999 Count)
? Sigma-Delta ADC Architecture
??? No Integrating Capacitors Required
??? No Autozeroing Capacitors Required
??? >100dB of Simultaneous 50Hz and 60Hz
??? Rejection
? Operate from a Single 2.7V or 5.25V Supply
? Selectable Input Range of ±200mV or ±2V
? Selectable Voltage Reference: Internal 2.048V or External
? Internal High-Accuracy Oscillator Needs No External Components
? Automatic Offset Calibration
? Low Power (Exclude LED Driver Current)
??? Maximum 664μA Operating Current
??? Maximum 268μA Shutdown Current
? Small 32-Pin, 7mm x 7mm TQFP Package (4.5 Digits), 28-Pin SSOP Package (3.5 Digits)
? Also Available in a PDIP Package (3.5 Digits)
? Multiplexed LED Drivers Resistor-Programmable Segment Current
? SPI-/QSPI-/MICROWIRE-Compatible Serial Interface
? Extended Temperature Range (-40°C to +85°C)
Applications
??? Digital Panel Meters
??? Hand-Held Meters
??? Digital Voltmeters
??? Digital Multimeters
MAX1497EAI產(chǎn)品屬性
- 類型
描述
- 型號(hào)
MAX1497EAI
- 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
供應(yīng)商 | 型號(hào) | 品牌 | 批號(hào) | 封裝 | 庫(kù)存 | 備注 | 價(jià)格 |
---|---|---|---|---|---|---|---|
MAXIM |
24+ |
SSOP-28 |
45 |
||||
MAXIM |
2020+ |
SSOP-28 |
4500 |
百分百原裝正品 真實(shí)公司現(xiàn)貨庫(kù)存 本公司只做原裝 可 |
|||
MAXIM |
23+ |
NA |
25060 |
只做進(jìn)口原裝,終端工廠免費(fèi)送樣 |
|||
MAXIM |
22+ |
SSOP-28 |
5000 |
原裝現(xiàn)貨庫(kù)存.價(jià)格優(yōu)勢(shì)!! |
|||
MAXIM |
2023+ |
SSOP-28 |
50000 |
原裝現(xiàn)貨 |
|||
MAXIM |
24+ |
SSOP-28 |
19600 |
常備大量現(xiàn)貨,原裝正品 |
|||
MAXIM |
20+ |
SSOP-28 |
1001 |
就找我吧!--邀您體驗(yàn)愉快問購(gòu)元件! |
|||
Maxim |
25+ |
25000 |
原廠原包 深圳現(xiàn)貨 主打品牌 假一賠百 可開票! |
||||
Maxim |
22+ |
28SSOP |
9000 |
原廠渠道,現(xiàn)貨配單 |
|||
MAXIM |
23+ |
28-ssop(0.209" 5.30mm |
35500 |
原裝正品現(xiàn)貨庫(kù)存QQ:2987726803 |
MAX1497EAI+ 價(jià)格
參考價(jià)格:¥62.4544
MAX1497EAI 資料下載更多...
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Maxim Integrated Products 美信半導(dǎo)體
Maxim Integrated Products是一家專注于模擬和混合信號(hào)集成電路的公司,成立于1983年,總部位于美國(guó)加利福尼亞州圣何塞。公司設(shè)計(jì)和制造廣泛應(yīng)用于電子設(shè)備的高性能集成電路,涵蓋電源管理、信號(hào)處理、傳感器和接口等多個(gè)領(lǐng)域。 Maxim的產(chǎn)品廣泛應(yīng)用于消費(fèi)電子、工業(yè)、汽車、通信等市場(chǎng),以其高性能和創(chuàng)新技術(shù)著稱。公司致力于通過推動(dòng)技術(shù)進(jìn)步來滿足客戶的需求,并提供解決方案,幫助客戶實(shí)現(xiàn)更高的效率和更好的性能。 在2021年,Maxim Integrated被Analog Devices收購(gòu),進(jìn)一步增強(qiáng)了Analog Devices在市場(chǎng)上的競(jìng)爭(zhēng)力和技術(shù)實(shí)力。