Q16DWUUIP(2012) Просмотр технического описания (PDF) - Winbond

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производитель

Q16DWUUIP
(Rev.:2012)

1.8V 16M-BIT SERIAL FLASH MEMORY WITH DUAL/QUAD SPI & QPI

Winbond 

W25Q16DW

QE bit will remain to be 1. A “Write Status Register” command in QPI mode cannot change QE bit from a

“1” to a “0”.

WARNING: If the /WP or /HOLD pins are tied directly to the power supply or ground during

standard SPI or Dual SPI operation, the QE bit should never be set to a 1.

S7 S6 S5 S4 S3 S2 S1 S0

STATUS REGISTER PROTECT 0

(non-volatile)

SECTOR PROTECT

(non-volatile)

TOP/BOTTOM PROTECT

(non-volatile)

BLOCK PROTECT BITS

(non-volatile)

WRITE ENABLE LATCH

ERASE/WRITE IN PROGRESS

SRP0 SEC TB BP2 BP1 BP0 WEL BUSY

Figure 4a. Status Register-1

S15 S14 S13 S12 S11 S10 S9 S8

SUSPEND STATUS

COMPLEMENT PROTECT

(non-volatile)

SECURITY REGISTER LOCK BITS

(non-volatile OTP)

QUAD ENABLE

(non-volatile)

STATUS REGISTER PROTECT 1

(non-volatile)

SUS CMP LB3 LB2 LB1 LB0 QE SRP1

Figure 4b. Status Register-2

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