IS43LR16640C datasheet(39/47 Pages) ISSI

39 / 47 page

Rev. 0A | October 2022

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IS43/46LR32320C

IS43/46LR16640C

Figure28 : Write to Precharge (Uninterrupting)

Figure29 : Write to Precharge (Interrupting)

Notes:

1. Din n = Data-In from Column n.

2. tWR is referenced from the first positive CK edge after the last data-in pair.

3. Read and Write command can be directed to different banks, in which case tWR is not required and the Read command

could be applied ealier.

Notes:

1. Din n = Data-In from Column n.

2. tWR is referenced from the first positive CK edge after the last data-in pair.

3. Read and Write command can be directed to different banks, in which case tWR is not required and the Read command

could be applied ealier.

PCG

NOP

WRITE

NOP

Bank a

COL n

Address

/CLK

CLK

DQS

tDQSS

(NOM)

Command

DIN

n+1

DIN

n+2

DIN

n+3

Don’t care

tWR

NOP

WRITE

NOP

PCG

NOP

Bank a

COL n

Address

/CLK

CLK

DQS

tDQSS

(NOM)

Command

DIN

n+1

tWR

Don’ t care

IS43LR16640C Datasheet(PDF) 39 Page - Integrated Silicon Solution, Inc

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