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Altera_Forum
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9 years ago

Value of pull up resistor

Hi everyone, What is the value of the pull up resistor if enabled in MAX V 5M2210ZF256C4N CPLD. Thanks in advance :):)
Altera_Forum's avatar
Altera_Forum
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9 years ago

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RPULLUP in Table 3–4. DC Electrical Characteristics for MAX V Devices

https://www.altera.com/en_us/pdfs/literature/hb/max-v/max5_handbook.pdf

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In the datasheet they have provided a range between 5k and 25k. But then I would like to know a more specific value. Because termination resistance is vital in my application. Or else is there a pin impedance value..?