FM24W64 Ramtron Corporation, FM24W64 Datasheet - Page 9

• Manufacturer Part Number: FM24W64
• Description: 64kb Wide Voltage Serial F-ram Features
• Manufacturer: Ramtron Corporation

AC Parameters (T
Notes : All SCL specifications as well as start and stop conditions apply to both read and write operations.
1
2
Capacitance (T
Notes
1
Power Cycle Timing (T
Notes
Rev. 1.0
Nov. 2010
Symbol
f
t
t
t
t
t
t
t
t
t
t
t
t
t
C
C
t
t
t
t
Symbol
Symbol
LOW
HIGH
AA
BUF
HD:STA
SU:STA
HD:DAT
SU:DAT
R
F
SU:STO
DH
SP
PU
PD
VR
VF
SCL
I/O
IN
The speed-related specifications are guaranteed characteristic points along a continuous curve of operation from
DC to 1 MHz.
This parameter is periodically sampled and not 100% tested.
This parameter is periodically sampled and not 100% tested.
1.
2.
Slope measured at any point on V
This parameter is characterized and not 100% tested.
Parameter
SCL Clock Frequency
Clock Low Period
Clock High Period
SCL Low to SDA Data Out Valid
Bus Free Before New Transmission
Start Condition Hold Time
Start Condition Setup for Repeated
Start
Data In Hold
Data In Setup
Input Rise Time
Input Fall Time
Stop Condition Setup
Data Output Hold
(from SCL @ V
Noise Suppression Time Constant
on SCL, SDA
Parameter
Input/Output Capacitance (SDA)
Input Capacitance
Parameter
Power Up (V
Last Access (Stop condition) to Power Down (V
V
V
DD
DD
A
Rise Time
Fall Time
= 25° C, f=1.0 MHz, V
A
= -40° C to + 85° C, V
A
DD
= -40°C to +85°C, V
IL
min) to First Access (Start condition)
)
DD
DD
waveform.
DD
= 3V)
=2.7V to 5.5V unless otherwise specified)
DD
= 2.7V to 5.5V unless otherwise specified)
Max
Min
250
8
6
4.7
4.0
4.7
4.0
4.7
4.0
0
0
0
Units
Max
1000
100
300
50
pF
pF
DD
3
min)
Min
FM24W64 - 64Kb Wide Voltage I2C F-RAM
100
1.3
0.6
1.3
0.6
0.6
0.6
Notes
0
0
0
1
1
Max
400
300
300
Min
0.9
500
50
30
30
0
Min
0.25
0.25
0.25
100
0.6
0.4
0.5
0
0
0
Max
-
-
-
-
1000
Max
0.55
300
100
50
Units
µ
µ
µs
µs
s/V
s/V
Units
kHz
µs
µs
µs
µs
µs
µs
µs
ns
ns
ns
ns
ns
ns
Page 9 of 12
Notes
Notes
1,2
1,2
1
2
2