FM28V010 Ramtron Corporation, FM28V010 Datasheet - Page 3

• Manufacturer Part Number: FM28V010
• Description: 128kbit Bytewide F-ram Memory Features
• Manufacturer: Ramtron Corporation

Functional Truth Table
Notes:
Rev. 1.0
Oct. 2010
1)
2)
3)
4)
/CE
H
↓
L
L
↓
L
L
↑
H=Logic High, L=Logic Low, V=Valid Address, X=Don’t Care.
For write cycles, data-in is latched on the rising edge of /CE or /WE, whichever comes first.
/WE-controlled write cycle begins as a Read cycle and A(13:3) is latched then.
Addresses A(2:0) must remain stable for at least 15 ns during page mode operation.
/WE
X
H
H
H
X
L
↓
↓
No Change
No Change
A(13:3)
Change
V
V
X
X
V
Change
A(2:0)
X
V
V
V
V
V
X
Operation
Standby/Idle
Read
Page Mode Read
Random Read
/CE-Controlled Write
/WE-Controlled Write
Page Mode Write
Starts Precharge
4
2
2, 3
FM28V010 - 16Kx8 F-RAM
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