MB85R2001

4

■ FUNCTION TRUTH TABLE

: Latch address and latch data at falling edge,

: Latch address and latch data at rising edge

*1 : OE control of the Pseudo-SRAM means the valid address at the falling edge of OE to read.

*2 : WE control of the Pseudo-SRAM means the valid address and data at the falling edge of WE to write.

Operation Mode

CE1CE2

WE

OE

I/O1 to I/O8

Supply Current

Standby Pre-charge

H

XXX

High-Z

Standby

XLX

X

XX

H

H

Read

L

H

HL

Dout

Operation

Read

LH

H

Write

L

H

LH

Din

Write

LH

H