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FM1105 Fiches technique(PDF) 2 Page - Ramtron International Corporation

No de pièce FM1105
Description  Nonvolatile 5V Dual State Saver
PDF  8 Pages
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Fabricant  RAMTRON [Ramtron International Corporation]
Site Internet  http://www.ramtron.com
Logo RAMTRON - Ramtron International Corporation

FM1105 Fiches technique(HTML) 2 Page - Ramtron International Corporation

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FM1105 NV Dual State Saver
Rev. 1.1
Aug. 2007
Page 2 of 8
Block Diagram and Truth Table
INPUTS
EN
CLK
Dn
OUTPUT
Qn
H
↑
L
L
H
↑
H
H
H
H or L
X
Q0
L
X
X
Hi-Z
L
Low voltage level
H
High voltage level
X
Don’t Care
↑
CLK rising edge
Q0 Previous output state before CLK ↑
Pin Descriptions
Pin Name
I/O
Description
D0, D1
I
Data inputs
Q0, Q1
O
Data outputs
CLK
I
Clock: On a rising edge of CLK, the DN inputs are transferred to the QN outputs. While
CLK is high or low, the QN outputs do not change regardless of the state of the data
inputs. See truth table.
EN
I
Enable. This active-high input enables the device. When low, inputs are ignored and
updates to the nonvolatile cells are prevented. When high, the device operates
normally.
VDD
Supply
Power Supply (4.5V to 5.5V)
VSS
Supply
Ground
NV
State
Saver
CLK
DN
QN
EN



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