NAND256-A datasheet(37/57 Pages) STMICROELECTRONICS

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NAND128-A, NAND256-A, NAND512-A, NAND01G-A

Table 20. AC Characteristics for Command, Address, Data Input

Note: 1. If tELWL is less than 10ns, tWLWH must be minimum 35ns, otherwise, tWLWH may be minimum 25ns.

Symbol

Alt.

Symbol

Parameter

1.8V

Devices

Unit

tALLWL

tALS

Address Latch Low to Write Enable Low

AL Setup time

Min

tALHWL

Address Latch High to Write Enable Low

tCLHWL

tCLS

Command Latch High to Write Enable Low

CL Setup time

Min

tCLLWL

Command Latch Low to Write Enable Low

tDVWH

tDS

Data Valid to Write Enable High

Data Setup time

Min

tELWL

tCS

Chip Enable Low to Write Enable Low

E Setup time

Min

tWHALH

tALH

Write Enable High to Address Latch High

AL Hold time

Min

tWHALL

Write Enable High to Address Latch Low

tWHCLH

tCLH

Write Enable High to Command Latch High

CL hold time

Min

tWHCLL

Write Enable High to Command Latch Low

tWHDX

tDH

Write Enable High to Data Transition

Data Hold time

Min

tWHEH

tCH

Write Enable High to Chip Enable High

E Hold time

Min

tWHWL

tWH

Write Enable High to Write Enable Low

W High Hold

time

Min

tWLWH

tWP

Write Enable Low to Write Enable High

W Pulse Width

Min

25(1)

tWLWL

tWC

Write Enable Low to Write Enable Low

Write Cycle time

Min

NAND256-A Datasheet(PDF) 37 Page - STMicroelectronics

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