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A5191HRT 是一种单芯片 CMOS 调制解调器,用于可寻址远程传感器数据公路 (HART) 现场仪器和主节点。该调制解调器结合一些外部无源部件可提供满足 HART 物理层要求所需的所有功能,包括调制、解调、接收滤波、载波器检测以及发射信号整形。A5191HRT 可与 SYM20C15 实现引脚兼容。参见“引脚说明”和“功能说明”部分了解与 SYM20C15 之间引脚兼容性的详细信息。A5191HRT 在每秒 1200 位的速度下使用相位连续移频键控 (FSK)。为了节省电能,在发射运行期间接收电路将禁用,反之亦然。这提供了 HART 通信中使用的半工运行。
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A5191HRTLG-XTD
Last Shipments
Pb
A
H
P
LQFP-32
3
260
JTRAY
250
N
HART
1200 baud
1
1
3
5.5
0.02
670
5.0E-4
Price N/A
More Details
A5191HRTLG-XTP
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A5191HRTNG-XTP
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A5191HRTPG-XTD
Last Shipments
Pb
A
H
P
PLCC-28
3
260
TUBE
37
N
HART
1200 baud
1
1
3
5.5
0.02
670
5.0E-4
Price N/A
More Details
A5191HRTPG-XTP
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