Answered

• DS89C21: DS89C21

  

  Pierre IZARD

  Resolved

  Part Number: DS89C21 Tool/software: Hello, I would like to implement an AC termination for a reduced consumption with an inverted polarization to ensure a low output in case of failure of the input in high impedance or short circuit according to the…

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  • over 2 years ago
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• DS89C21: DS89C21

  

  Oleksii Mitin

  TI Thinks Resolved

  Part Number: DS89C21 Hello! My name is Oleksii Mitin. I am working in S and Y Industries, Winfield, Ks, USA. I have a next question. What difference between DS89C21 and DS89C21TM/NOPB? What does means TM/TMX/NOPB? I can't find information anywhere…

  • over 2 years ago
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• DS89C21: Receiver common

  

  Shuji Ishiwata

  TI Thinks Resolved

  Part Number: DS89C21 Tool/software: Hi All, I have a question about the DS89C21. Could you please tell me the Common-Mode input Voltage Range on the receiver side? The Absolute Maximum Ratings state Receiver Input Voltage—Vcm, but what is the recommended…

  • over 2 years ago
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Answered

• DS89C21: Query with regards to Junction to Case Thermal Resistance and Junction-to-top characterization parameter -for the DS89C21TMX/NOPB.

  

  Shuji Ishiwata

  Resolved

  Part Number: DS89C21 Hi, I am requesting the values for the 1. Junction to Case Thermal Resistance 2. Junction-to-top characterization parameter -for the DS89C21TMX/NOPB. These values with assist in our thermal analysis. Thank you. Best…

  • Resolved

  • 10 months ago
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Answered

• DS89C21: Check the circuit diagram

  

  Shuji Ishiwata

  Resolved

  Part Number: DS89C21 Tool/software: Hi All Could you please confirm the circuit diagram for DS89C21? I would like to share the circuit diagram via private message because it is confidential information. Please contact me. Best Regards, Ishiwata

  • Resolved

  • over 2 years ago
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Answered

• DS89C21: Common-Mode input Voltage Range

  

  Shuji Ishiwata

  Resolved

  Part Number: DS89C21 Tool/software: Hi All, I have a question about the DS89C21. Could you please tell me the Common-Mode input Voltage Range on the receiver side? The Absolute Maximum Ratings state Receiver Input Voltage—Vcm, but what is the recommended…

  • Resolved

  • over 2 years ago
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• DS89C21: Short circuit problem

  

  Zhonghui Xu

  Part Number: DS89C21 Hi team, I got a question from customer. "Model: DS89C21TMX NOPB, when debugging, 5 feet were short circuited. The attached circuit diagram is for reference. Please analyze the reason. Problem: when the elevator runs automatically…

  • over 4 years ago
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• DS89C21: About unused terminals

  

  Shuji Ishiwata

  TI Thinks Resolved

  Part Number: DS89C21 Hi All, I have a question about DS89C21. If the input terminal (RI / RI *) on the receiver side is not used, can I connect it to GND? Best Regards, Ishiwata

  • over 4 years ago
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Answered

• DS89C21: DS89C21 and DS8921

  

  ryuji asano

  Resolved

  Part Number: DS89C21 Other Parts Discussed in Thread: DS8921 , Hi,expart. What is the difference between DS89C21 and DS8921? Is DS89C21 a next-generation product of DS8921? Best regards. Ryuji

  • Resolved

  • over 9 years ago
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• DS89C21: DS89C21TMX VIH/ VIL/ VCH/ VOL Min/typ/max

  

  Kazusa Suzuki

  Part Number: DS89C21 Hello My customer is considering to use the DS89C21TMX. could you tell us min, typ and max spec for the DS89C21TMX at below condition? Vcc= +4.85V Ta = + 25C best regards, Kazusa suzuki

  • over 6 years ago
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