I/O 扩展器
| 图片 | 制造商料号 | 库存情况 | 数量 | 数据手册 | 系列 | 封装/外壳 | 包装 | 产品状态 | 可编程 | I/O 数量 | 接口 | 中断输出 | 特性 | 输出类型 | 电流 - 输出源/汇 | 时钟频率 | 电压 - 电源 | 工作温度 | 等级 | 认证 | 安装类型 | 供应商设备封装 |
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MIC74BQSIC XPNDR 100KHZ I2C SMBUS 16QSOP |
0 |
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- | 16-SSOP (0.154", 3.90mm Width) | Bulk | Discontinued at Digi-Key | Not Verified | 8 | I2C, SMBus | Yes | Fan Speed Controller | Open Drain, Push-Pull | 7mA, 10mA | 100 kHz | 2.7V ~ 3.6V | -40°C ~ 85°C | - | - | Surface Mount | 16-QSOP |
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PCF8574APWG4IC XPNDR 100KHZ I2C 20TSSOP |
0 |
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- | 20-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Not Verified | 8 | I2C | Yes | POR | Push-Pull | 1mA, 25mA | 100 kHz | 2.5V ~ 6V | -40°C ~ 85°C | - | - | Surface Mount | 20-TSSOP |
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PCF8574PWG4IC XPNDR 100KHZ I2C 20TSSOP |
0 |
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- | 20-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Not Verified | 8 | I2C | Yes | POR | Push-Pull | 1mA, 25mA | 100 kHz | 2.5V ~ 6V | -40°C ~ 85°C | - | - | Surface Mount | 20-TSSOP |
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PCF8574ADWE4IC XPNDR 100KHZ I2C 16SOIC |
0 |
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- | 16-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Not Verified | 8 | I2C | Yes | POR | Push-Pull | 1mA, 25mA | 100 kHz | 2.5V ~ 6V | -40°C ~ 85°C | - | - | Surface Mount | 16-SOIC |
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PCF8574ADWG4IC XPNDR 100KHZ I2C 16SOIC |
0 |
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- | 16-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Not Verified | 8 | I2C | Yes | POR | Push-Pull | 1mA, 25mA | 100 kHz | 2.5V ~ 6V | -40°C ~ 85°C | - | - | Surface Mount | 16-SOIC |
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STMPE1600QTRIC XPNDR 400KHZ I2C 24QFN |
0 |
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Xpander Logic™ | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Not Verified | 16 | I2C | Yes | POR | Open Drain | 4mA | 400 kHz | 1.65V ~ 3.6V | -40°C ~ 85°C | - | - | Surface Mount | 24-QFN |
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PCA9554ADBRIC XPNDR 400KHZ I2C SMBUS 16SSOP |
0 |
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- | 16-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-SSOP |
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PCA9554APWRIC XPND 400KHZ I2C SMBUS 16TSSOP |
0 |
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- | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
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TCA6416AZQSRIC XPNDR 400KHZ I2C SMBUS 24BGA |
0 |
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- | 24-VFBGA | Tape & Reel (TR) | Obsolete | Not Verified | 16 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-BGA MICROSTAR JUNIOR (3x3) |
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PCA9535CD,118IC XPNDR 400KHZ I2C SMBUS 24SO |
0 |
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- | 24-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | 16 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-SO |
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PCA9536YZPRIC XPNDR 400KHZ I2C SMBUS 8DSBGA |
0 |
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- | 8-XFBGA, DSBGA | Tape & Reel (TR) | Obsolete | Not Verified | 4 | I2C, SMBus | No | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 8-DSBGA (1.9x0.9) |
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SX1508IULTRTIC XPNDR 400KHZ I2C 20QFN |
0 |
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- | 20-UFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C | Yes | Keypad Controller, LED Output, POR | Open Drain, Push-Pull | 8mA, 15mA | 400 kHz | 1.425V ~ 3.6V | -40°C ~ 85°C | - | - | Surface Mount | 20-QFN-UT (3x3) |
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TCA6416PWG4IC XPND 400KHZ I2C SMBUS 24TSSOP |
0 |
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- | 24-TSSOP (0.173", 4.40mm Width) | Tube | Discontinued at Digi-Key | Not Verified | 16 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-TSSOP |
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MAX7316ATE+TIC XPNDR 400KHZ I2C SMBUS 16TQFN |
0 |
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- | 16-WFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Not Verified | 10 | I2C, SMBus | Yes | PWM | Open Drain | 50mA | 400 kHz | 2V ~ 3.6V | -40°C ~ 125°C | - | - | Surface Mount | 16-TQFN (3x3) |
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MCP23016T-I/SSIC XPNDR 400KHZ I2C 28SSOP |
0 |
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- | 28-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Not Verified | 16 | I2C | Yes | POR | Push-Pull | 25mA | 400 kHz | 2V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 28-SSOP |
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PCA9539PWRE4IC XPND 400KHZ I2C SMBUS 24TSSOP |
0 |
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- | 24-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Not Verified | 16 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-TSSOP |
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STMPE801QTRIC XPNDR 400KHZ I2C 16QFN |
0 |
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Xpander Logic™ | 16-UFQFN | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C | Yes | POR | Push-Pull | - | 400 kHz | 1.65V ~ 3.6V | -40°C ~ 85°C | - | - | Surface Mount | 16-QFN (2.6x1.8) |
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PCA9538DGVRIC XPND 400KHZ I2C SMBUS 16TVSOP |
0 |
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- | 16-TFSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-TVSOP |
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PCA9555HF,118IC XPND 400KHZ I2C SMBUS 24HWQFN |
0 |
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- | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Not Verified | 16 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-HWQFN (4x4) |
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PCA9535HF,118IC XPND 400KHZ I2C SMBUS 24HWQFN |
0 |
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- | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 16 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-HWQFN (4x4) |
分类概览
I/O 扩展器 产品与选型指南
I/O 扩展器 广泛应用于工业控制、汽车电子、通信设备、消费电子、新能源及其他电子系统。我们提供多品牌、多封装及不同规格的相关产品,方便工程师、采购人员和研发团队进行型号筛选、参数比较和采购询价。
您可以根据制造商、关键参数、库存情况及 Datasheet 信息筛选适合的 I/O 扩展器。如暂时没有找到完全匹配的型号,也可以提交询价,我们将协助确认库存、交期以及可替代型号。
FAQ
如何选择合适的 I/O 扩展器?
建议先确认电气参数、封装、工作温度、应用环境以及品牌要求,再结合库存和交期进行筛选。
页面上的库存信息是否可以直接采购?
库存会随供应情况变化。对于项目采购或批量需求,建议提交询价,以便进一步确认实时库存、价格和交期。
找不到指定型号怎么办?
您可以提交型号和数量需求,我们可以协助查询缺货型号,并根据参数提供可替代型号建议。
是否可以提供 Datasheet 和技术资料?
可以。产品列表中的 Datasheet 链接可用于查看相关技术资料;如资料暂缺,也可以联系我们协助查找。
