RE: [EXTERNAL] Re: [casper] 1-bit quantization using Xilinx transceivers

2019-04-25 Thread 'Hawkins, David W (334B)' via casper@lists.berkeley.edu
Thanks Dan! Much appreciated! From: Dan Werthimer [mailto:d...@ssl.berkeley.edu] Sent: Thursday, April 25, 2019 9:51 AM To: CASPER Mailing List Subject: [EXTERNAL] Re: [casper] 1-bit quantization using Xilinx transceivers hi dave, i don't know about using the SERDES as ADC's. paul horowitz

RE: [EXTERNAL] Re: [casper] 1-bit quantization using Xilinx transceivers

2019-04-25 Thread 'Hawkins, David W (334B)' via casper@lists.berkeley.edu
st name. Thanks! > > -Original Message- > From: Jack Hickish [mailto:jackhick...@gmail.com] > Sent: Thursday, April 25, 2019 9:55 AM > To: casper > Subject: [EXTERNAL] Re: [casper] 1-bit quantization using Xilinx > transceivers > > Hi Dave, > > A million years ago (circa

Re: [EXTERNAL] Re: [casper] 1-bit quantization using Xilinx transceivers

2019-04-25 Thread Jack Hickish
riginal Message- > From: Jack Hickish [mailto:jackhick...@gmail.com] > Sent: Thursday, April 25, 2019 9:55 AM > To: casper > Subject: [EXTERNAL] Re: [casper] 1-bit quantization using Xilinx transceivers > > Hi Dave, > > A million years ago (circa 2010) Adam Coates (then grad

RE: [EXTERNAL] Re: [casper] 1-bit quantization using Xilinx transceivers

2019-04-25 Thread 'Hawkins, David W (334B)' via casper@lists.berkeley.edu
Jack - you rock - Adam was the name I was recalling, but I could not think of his last name. Thanks! -Original Message- From: Jack Hickish [mailto:jackhick...@gmail.com] Sent: Thursday, April 25, 2019 9:55 AM To: casper Subject: [EXTERNAL] Re: [casper] 1-bit quantization using Xilinx

Re: [casper] 1-bit quantization using Xilinx transceivers

2019-04-25 Thread Jack Hickish
Hi Dave, A million years ago (circa 2010) Adam Coates (then grad student of Prof Mike Jones at Oxford -- https://www2.physics.ox.ac.uk/contacts/people/jonesmi) was looking at this using ROACH1 (virtex5) transceivers to sample at ~3GHz. IIRC Adam went into industry after his PhD, and I'm not sure

Re: [casper] 1-bit quantization using Xilinx transceivers

2019-04-25 Thread Dan Werthimer
hi dave, i don't know about using the SERDES as ADC's. paul horowitz and andrew howard used the xilinx LVDS inputs as flash ADC comparators sampling at about 1 Gsps, they built thousands of multilevel ADC's, biasing one input of each comparator at different DC levels using a resistor divider

[casper] 1-bit quantization using Xilinx transceivers

2019-04-25 Thread 'Hawkins, David W (334B)' via casper@lists.berkeley.edu
Hi All, Has anyone on the CASPER list investigated using the Xilinx transceivers as 1-bit ADCs? Transceiver receivers can be kept coherent to a reference clock by configuring the receiver clock-and-data-recovery unit not to recover the clock from the incoming data stream. There are some