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参数资料
| 型号： | ADUM1281CRZ-RL7 |
| 厂商： | Analog Devices Inc |
| 文件页数： | 13/20页 |
| 文件大小： | 0K |
| 描述： | ISOLATOR DGTL 3KVRMS 2CH 8SOIC |
| 标准包装： | 1,000 |
| 系列： | * |
Data Sheet
ADuM1280/ADuM1281/ADuM1285/ADuM1286
PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS
V DD1 1
V IA 2
V IB 3
GND 1 4
ADuM1280/
ADuM1285
TOP VIEW
(Not to Scale)
8
7
6
5
V DD2
V OA
V OB
GND 2
Figure 4. ADuM1280 / ADuM1285 Pin Configuration
Table 29. ADuM1280 / ADuM1285 Pin Function Descriptions
Pin No.
1
2
3
4
5
6
7
8
Mnemonic
V DD1
V IA
V IB
GND 1
GND 2
V OB
V OA
V DD2
Description
Supply Voltage for Isolator Side 1 (2.7 V to 5.5 V for A, B, and C grades, 3.0 V to 5.5 V for WA,
WB, and WC grades).
Logic Input A.
Logic Input B.
Ground 1. Ground reference for Isolator Side 1.
Ground 2. Ground reference for Isolator Side 2.
Logic Output B.
Logic Output A.
Supply Voltage for Isolator Side 2 (2.7 V to 5.5 V for A, B, and C grades, 3.0 V to 5.5 V for WA,
WB, and WC grades).
V DD1 1
V OA 2
V IB 3
GND 1 4
ADuM1281/
ADuM1286
TOP VIEW
(Not to Scale)
8
7
6
5
V DD2
V IA
V OB
GND 2
Figure 5. ADuM1281 / ADuM1286 Pin Configuration
Table 30. ADuM1281 / ADuM1286 Pin Function Descriptions
Pin No.
1
2
3
4
5
6
7
8
Mnemonic
V DD1
V OA
V IB
GND 1
GND 2
V OB
V IA
V DD2
Description
Supply Voltage for Isolator Side 1 (2.7 V to 5.5 V for A, B, and C grades, 3.0 V to 5.5 V for WA,
WB, and WC grades).
Logic Output A.
Logic Input B.
Ground 1. Ground reference for Isolator Side 1.
Ground 2. Ground reference for Isolator Side 2.
Logic Output B.
Logic Input A.
Supply Voltage for Isolator Side 2 (2.7 V to 5.5 V for A, B, and C grades, 3.0 V to 5.5 V for WA,
WB, and WC grades).
For specific layout guidelines, refer to the AN-1109 Application Note, Recommendations for Control of Radiated Emissions with i Coupler
Devices .
Rev. B | Page 13 of 20
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相关代理商/技术参数 |
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| ADUM1281WARZ | 制造商:Analog Devices 功能描述: |
| ADUM1281WARZ-RL7 | 制造商:Analog Devices 功能描述: |
| ADUM1281WBRZ | 制造商:AD 制造商全称:Analog Devices 功能描述:3 kV RMS Dual Channel Digital Isolators |
| ADUM1281WBRZ-RL7 | 功能描述:General Purpose Digital Isolator 3000Vrms 2 Channel 25Mbps 25kV/μs CMTI 8-SOIC (0.154", 3.90mm Width) 制造商:analog devices inc. 系列:iCoupler? 包装:带卷（TR） 零件状态:有效 技术:磁耦合 类型:通用 隔离式电源:无 通道数:2 输入 - 输入侧 1/输入侧 2:1/1 通道类型:单向 电压 - 隔离:3000Vrms 共模瞬态抗扰度（最小值）:25kV/μs 数据速率:25Mbps 传播延迟 tpLH / tpHL（最大值）:35ns，35ns 脉宽失真（最大）:3ns 上升/下降时间（典型值）:2.5ns，2.5ns 电压 - 电源:3 V ~ 5.5 V 工作温度:-40°C ~ 125°C 封装/外壳:8-SOIC（0.154"，3.90mm 宽） 供应商器件封装:8-SOIC 标准包装:1,000 |
| ADUM1281WCRZ | 制造商:AD 制造商全称:Analog Devices 功能描述:3 kV RMS Dual Channel Digital Isolators |
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