HDD GURU FORUMS

Hello guys,,,

Anyone saw this chip or can ID it?

Sir ,
Is this a Voice recorder ? . Might be it can be repaired ,Whats the chip like from the bottom do share very interesting

It's a 32GB eMMC + 16Gb LPDDR4x Combined Package

You can see it listed here: https://www.kingston.com/unitedstates/u ... dded-flash

Should be fun trying to determine the pinout.

data-medics wrote:It's a 32GB eMMC + 16Gb LPDDR4x Combined Package

You can see it listed here: https://www.kingston.com/unitedstates/u ... dded-flash

Should be fun trying to determine the pinout.

Well,
once you know how to play around with logic analyser its not that grade nly issue is when you have to dig into second ,third layer in cases

Kingston doesn't have any chips of its own. Underneath it's probably a Samsung KM4X6001KM-B321.

https://www.samsung.com/semiconductor/mcp/KM4X6001KM-B321/
https://fccid.io/O57TBX306X/Letter/Declarationa-Letter-4798942.pdf

Here are similar (?) chips from other manufacturers:

https://www.preduo.com/list/emcp/emmc-lpddr4x/254ball_emmc-lpd4x

Compatible chips (with same pinout)?

H9HP53AECMMDAR-KMM
H9HP53AECMADAR-KEM
H9HP53ACPMMDAR-KMM
H9HP19ABKMMDAR-KMM
H9HP52ACPMMDAR-KMM
KMDX60018M-B425
KMDP60018M-B425
KM4X6001KM-B321
KMDX6001DM-B422
KMDV6001DM-B620
KMDH6001DM-B422
KMDH6001DA-B422
KMDD6001DM-B320
KMDD60018M-B320
KM3V6001CM-B705
KM3H6001CM-B515
KM3H6001CA-B515
H9HP52AECMMDAR-KMM
H9HP52ACPMADAR-KMM
H9HP27ACPMMDAR-KMM
H9HP16AECMMDAR-KMM
H9HP16ACPMMDAR-KMM

N9 - RST_N
M9 - CMD
P12 - CLK
M12 - DS
P16 - DAT0
M15 - DAT1
N13 - DAT2
P15 - DAT3
M16 - DAT4
N14 - DAT5
L14 - DAT6
L13 - DAT7

The link to this Android schematic is dead ...

http://www.henxtec.cn/Android/pdf2016/2019-10-1/OPPO%E5%85%A8%E7%B3%BB%E5%88%97%E5%8E%9F%E5%8E%82%E7%BB%B4%E4%BF%AE%E5%9B%BE%E7%BA%B8/OPPOR15%E6%A0%87%E5%87%86%E7%89%88%E5%8E%9F%E5%8E%82%E7%BB%B4%E4%BF%AE%E5%9B%BE%E7%BA%B8/R15%E6%A0%87%E5%87%86%E7%89%88%20%20%E5%8E%9F%E7%90%86%E5%9B%BE%20%E7%94%B5%E8%B7%AF%E5%9B%BE.pdf

... but the cached versions are still available:

https://webcache.googleusercontent.com/search?strip=0&q=cache:http%3A%2F%2Fwww.henxtec.cn%2FAndroid%2Fpdf2016%2F2019-10-1%2FOPPO%25E5%2585%25A8%25E7%25B3%25BB%25E5%2588%2597%25E5%258E%259F%25E5%258E%2582%25E7%25BB%25B4%25E4%25BF%25AE%25E5%259B%25BE%25E7%25BA%25B8%2FOPPOR15%25E6%25A0%2587%25E5%2587%2586%25E7%2589%2588%25E5%258E%259F%25E5%258E%2582%25E7%25BB%25B4%25E4%25BF%25AE%25E5%259B%25BE%25E7%25BA%25B8%2FR15%25E6%25A0%2587%25E5%2587%2586%25E7%2589%2588%2520%2520%25E5%258E%259F%25E7%2590%2586%25E5%259B%25BE%2520%25E7%2594%25B5%25E8%25B7%25AF%25E5%259B%25BE.pdf

The following schematic has the ballout (page 5).

Sorry ,
i should possibly spell check before i press the commit button ,I wanted to say that "once you know how to play around with logic analyser its not that hard, issue is when you have to dig into second ,third layer in cases/devices " .

data-medics wrote:It's a 32GB eMMC + 16Gb LPDDR4x Combined Package

You can see it listed here: https://www.kingston.com/unitedstates/u ... dded-flash

Should be fun trying to determine the pinout.

I was searching there hehehe but seems need to consider changing my glasses
Thank you

@fzabkar

You are the best on this :> Thank you again

By the way, just for the record, this is from the Action CAM (Insta360 GO 2) ---> Forensic case (accident)

Thank you all for your help here again

einstein9 wrote:

data-medics wrote:It's a 32GB eMMC + 16Gb LPDDR4x Combined Package

You can see it listed here: https://www.kingston.com/unitedstates/u ... dded-flash

Should be fun trying to determine the pinout.

I was searching there hehehe but seems need to consider changing my glasses
Thank you

@fzabkar

You are the best on this :> Thank you again

By the way, just for the record, this is from the Action CAM (Insta360 GO 2) ---> Forensic case (accident)

Thank you all for your help here again

Anwar Sir ,
You mean a dashcam

neither the original, nor the cached page worked for me anymore :s