View topic - How many flash chips are in a 32GByte SD card?

Main » Forums home » Flash storage, SSD

All times are UTC - 5 hours [ DST ]

How many flash chips are in a 32GByte SD card?

Page 1 of 1

[ 9 posts ]

Print view

Previous topic | Next topic

Author

Message

rrr12

Post subject: How many flash chips are in a 32GByte SD card?

Posted: April 30th, 2013, 13:51

Joined: April 30th, 2013, 13:42
Posts: 2
Location: sacramento usa

My understanding is that the largest flash chips available are 256Mbit (32MByte). To build a 32GByte sd card would require 1000 32MByte flash chips. I must be missing somwthing.....no way there are 1000 flash chips in that little package ;-)

Can someone set me straight?

thanks!

Top

lcoughey

Post subject: Re: How many flash chips are in a 32GByte SD card?

Posted: April 30th, 2013, 14:01

Joined: February 9th, 2009, 16:13
Posts: 2575
Location: Ontario, Canada

1 or 2, usually.

_________________
Luke
Recovery Force Data Recovery

Top

fzabkar

Post subject: Re: How many flash chips are in a 32GByte SD card?

Posted: April 30th, 2013, 15:36

Joined: September 8th, 2009, 18:21
Posts: 16976
Location: Australia

Micron has 128Gbit and 256Gbit NAND Flash chips:
http://cse325.floorsoup.com/refdocs/hw_ ... _flash.pdf

_________________
A backup a day keeps DR away.

Top

rrr12

Post subject: Re: How many flash chips are in a 32GByte SD card?

Posted: April 30th, 2013, 15:43

Joined: April 30th, 2013, 13:42
Posts: 2
Location: sacramento usa

Thanks! That explains it.

Top

Cleanroom

Post subject: Re: How many flash chips are in a 32GByte SD card?

Posted: May 1st, 2013, 8:57

Joined: June 23rd, 2008, 11:26
Posts: 511
Location: Austin, TX

most likely it is a Monolith chip

Top

lcoughey

Post subject: Re: How many flash chips are in a 32GByte SD card?

Posted: May 1st, 2013, 9:02

Joined: February 9th, 2009, 16:13
Posts: 2575
Location: Ontario, Canada

Cleanroom wrote:

most likely it is a Monolith chip

Party pooper!

_________________
Luke
Recovery Force Data Recovery

Top

pcimage

Post subject: Re: How many flash chips are in a 32GByte SD card?

Posted: May 1st, 2013, 12:46

Joined: November 29th, 2006, 10:08
Posts: 7865
Location: UK

Cleanroom wrote:

most likely it is a Monolith chip

From the spec sheet ..

Package
– 52-pad LGA
– 48-pin TSOP
– 100-ball BGA
– 132-ball BGA

_________________
PC Image Data Recovery
http://www.pcimage.co.uk

New!! HDD-PCB.COM for all your PCB and donor HDD requirements!

Top

Cleanroom

Post subject: Re: How many flash chips are in a 32GByte SD card?

Posted: May 6th, 2013, 12:31

Joined: June 23rd, 2008, 11:26
Posts: 511
Location: Austin, TX

pcimage wrote:

Cleanroom wrote:

most likely it is a Monolith chip

From the spec sheet ..

Package
– 52-pad LGA
– 48-pin TSOP
– 100-ball BGA
– 132-ball BGA

Had to go and get technical to prove me wrong

Top

pcimage

Post subject: Re: How many flash chips are in a 32GByte SD card?

Posted: May 6th, 2013, 14:38

Joined: November 29th, 2006, 10:08
Posts: 7865
Location: UK

Cleanroom wrote:

pcimage wrote:

Cleanroom wrote:

most likely it is a Monolith chip

From the spec sheet ..

Package
– 52-pad LGA
– 48-pin TSOP
– 100-ball BGA
– 132-ball BGA

Had to go and get technical to prove me wrong

Ha ha

_________________
PC Image Data Recovery
http://www.pcimage.co.uk

New!! HDD-PCB.COM for all your PCB and donor HDD requirements!

Top

Page 1 of 1

[ 9 posts ]

Main » Forums home » Flash storage, SSD

All times are UTC - 5 hours [ DST ]

Who is online

Users browsing this forum: arvika and 14 guests

You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum
You cannot post attachments in this forum