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MAX1284BESA

产品分类: 电压频率转换器
厂牌: MAXIM INTEGRATED
产品描述: 4.5V ±1LSB SOP 贴片安装 5mm*4mm*1.5mm
供应商型号: CY-MAX1284BESA
供应商: Avnet
标准整包数: 1
MAXIM INTEGRATED 电压频率转换器 MAX1284BESA

MAX1284BESA概述

    MAX1284/MAX1285: High-Speed 12-Bit Analog-to-Digital Converters
    Product Introduction
    The MAX1284/MAX1285 are high-performance, 12-bit analog-to-digital converters (ADCs) designed for a variety of portable and battery-operated applications requiring low power consumption and high accuracy. These ADCs integrate a track-and-hold (T/H) circuit, a serial interface with support for rapid conversion speeds, an internal +2.5V reference, and minimal power requirements. They are ideal for data logging, medical instruments, industrial control systems, and portable devices where space and power efficiency are critical.
    Key features include single-supply operation ranging from +2.7V to +5.5V, excellent differential and integral nonlinearity (DNL/INL) performance, and support for high-speed serial interfaces such as SPI, QSPI, and MICROWIRE. The MAX1284 and MAX1285 are 8-pin, SO-package versions and are fully compatible with their higher-speed counterparts, the MAX1240/MAX1241.
    Technical Parameters
    | Parameter | Specifications |

    | Resolution | 12 bits |
    | Voltage Reference | +2.5V internal reference |
    | Input Voltage Range | 0V to +2.5V |
    | Sampling Rate | 400ksps (MAX1284), 300ksps (MAX1285) |
    | Power Consumption | 2.5mA at 400ksps (MAX1284), 2.5mA at 300ksps (MAX1285) |
    | Differential/Integral Nonlinearity | ±1LSB (max) |
    | Interface | SPI/QSPI/MICROWIRE serial interface |
    | Operating Temperature | -40°C to +85°C |
    Other notable parameters include a small aperture delay of 10ns, sub-50ps aperture jitter, and a 3µs typical conversion time. Both devices come in pin-compatible, compact 8-pin SO packages.
    Product Features and Advantages
    The MAX1284/MAX1285 stand out due to their ultra-low power consumption, which makes them suitable for battery-powered applications. Their integrated +2.5V reference and internal track-and-hold ensure high precision across diverse operating conditions. The shutdown mode reduces supply current to under 2µA, providing additional flexibility for energy-efficient designs.
    The compatibility with popular serial interfaces like SPI, QSPI, and MICROWIRE simplifies integration with microcontrollers, further reducing design complexity. Their high-speed sampling rate (up to 400ksps) ensures reliable data acquisition in real-time applications, making them a top choice for precision measurement systems.
    Application Case Studies and Usage Recommendations
    These ADCs excel in environments where both power efficiency and high-resolution analog-to-digital conversion are required. One key application area is data acquisition in portable devices, where the MAX1284/MAX1285 can seamlessly capture sensor data at high sampling rates without compromising battery life. Similarly, in medical instruments, their accuracy and stability under various temperature ranges ensure precise monitoring of patient vitals.
    To optimize performance, designers should ensure proper bypassing of the internal reference using a 4.7µF capacitor at the REF pin. Additionally, minimizing input source impedance is crucial for achieving optimal acquisition times and dynamic performance. High source impedances can be addressed by adding a 0.01µF capacitor at the analog input pin.
    Compatibility and Support
    The MAX1284/MAX1285 support a wide range of supply voltages, making them compatible with many modern microcontroller platforms that operate at standard logic levels. Maxim Integrated provides comprehensive technical

MAX1284BESA参数

参数
满量程频率 -
积分非线性 ±1LSB
最大工作供电电压 -
最小工作供电电压 4.5V
供电类型 -
长*宽*高 5mm*4mm*1.5mm
通用封装 SOP
安装方式 贴片安装
应用等级 工业级
零件状态 停产
包装方式 管装

MAX1284BESA厂商介绍

Maxim Integrated(美信集成)是一家全球领先的半导体设计公司,专注于模拟、混合信号和微处理器解决方案。公司成立于1983年,总部位于美国加州圣何塞。

Maxim Integrated的主要产品分为以下几类:
1. 电源管理:包括电源管理IC、电池管理、电源转换器等,广泛应用于移动设备、工业控制等领域。
2. 微控制器:包括微处理器、微控制器等,应用于智能家居、物联网、医疗设备等领域。
3. 接口产品:包括以太网、串行通信、USB等接口产品,应用于通信、计算机等领域。
4. 传感器:包括温度、湿度、压力等传感器,应用于汽车、工业控制等领域。
5. 射频和无线:包括无线通信、射频放大器等产品,应用于无线通信、**通信等领域。

Maxim Integrated的优势在于:
1. 强大的研发能力:拥有超过4000项专利,持续推出创新产品。
2. 丰富的产品线:提供超过7万种产品,满足不同客户的需求。
3. 广泛的应用领域:产品广泛应用于消费电子、工业、汽车等领域。
4. 优质的客户服务:提供技术支持、定制解决方案等服务,满足客户的个性化需求。

MAX1284BESA数据手册

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价格梯度 中国香港交货 内地交货(含增值税)
1+ $ 9.7048 ¥ 72.7148
库存: 1
起订量: 14 增量: 1
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合计: ¥ 72.71
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