CY62127BV Datasheet, PDF (8/11 Pages) Cypress Semiconductor – 64K x 16 Static RAM

CY62127BV
Truth Table
CE OE WE
H XX
L LH
L LH
L LH
L XL
L XL
L XL
L HH
L XX
BLE
X
L
L
H
L
L
H
L
H
BHE
X
L
H
L
L
H
L
L
H
I/O₁–I/O₈
High Z
Data Out
Data Out
High Z
Data In
Data In
High Z
High Z
High Z
I/O₉–I/O₁₆
High Z
Data Out
High Z
Data Out
Data In
High Z
Data In
High Z
High Z
Mode
Power Down
Read All Bits
Read Lower Bits Only
Read Upper Bits Only
Write All Bits
Write Lower Bits Only
Write Upper Bits Only
Selected, Outputs Disabled
Power Down
Ordering Information
Speed
(ns)
Ordering Code
55
CY62127BVLL-55ZI
CY62127BVLL-55BAI
70
CY62127BVLL-70ZI
CY62127BVLL-70BAI
Package
Name
Z44
BA48A
Z44
BA48A
Package Type
44-Lead TSOP II
48-Ball Fine Pitch Ball Grid Array (fBGA)
44-Lead TSOP II
48-Ball Fine Pitch Ball Grid Array (fBGA)
Power
Standby (I_SB)
Active (I_CC)
Active (I_CC)
Active (I_CC)
Active (I_CC)
Active (I_CC)
Active (I_CC)
Active (I_CC)
Standby (I_SB)
Operating
Range
Industrial
Document #: 38-05155 Rev. **
Page 8 of 11