design differential amplifier and find offset

[m_kuty]

I am using MOSFET to design signal stage differential amplifier and I want the output of signal ended equal zero or close to be zero,the power supply are Vdd=3.3 and Vss=-3.3. I want help
thank

 

[D.A.(Tony)Stewart]

**broken link removed**

 

[m_kuty]

**broken link removed**

thank you for reply

Dear SunnySkyguy
i have this lesson and i read it again, but there isn't nothing about (how can i find output offset and how can i reduce.

 

[D.A.(Tony)Stewart]

Find Vd2 starting at 12.82 in pdf

 

[m_kuty]

Find Vd2 starting at 12.82 in pdf

thank you now iam clear VDS is output node