參數(shù)資料
型號(hào): FM24C16A-S
廠(chǎng)商: Electronic Theatre Controls, Inc.
英文描述: 16Kb FRAM Serial Memory
中文描述: 16KB的FRAM的串行存儲(chǔ)器
文件頁(yè)數(shù): 10/13頁(yè)
文件大?。?/td> 93K
代理商: FM24C16A-S
FM24C16A
Rev 0.1
June 2002
Page 10 of 13
AC Parameters
(T
A
= -40
°
C to + 85
°
C, V
DD
= 4.5V to 5.5V unless otherwise specified)
Symbol Parameter
f
SCL
SCL Clock Frequency
t
LOW
Clock Low Period
t
HIGH
Clock High Period
t
AA
SCL Low to SDA Data Out Valid
Min
0
4.7
4.0
Max
100
3
Min
0
1.3
0.6
Max
400
0.9
Min
0
0.6
0.4
Max
1000
0.55
Units
kHz
μ
s
μ
s
μ
s
Notes
1
t
BUF
t
HD:STA
t
SU:STA
Bus Free Before New Transmission
Start Condition Hold Time
Start Condition Setup for Repeated
Start
Data In Hold Time
Data In Setup Time
Input Rise Time
Input Fall Time
Stop Condition Setup
Data Output Hold
(from SCL @ V
IL
)
Noise Suppression Time Constant
on SCL, SDA
4.7
4.0
4.7
1.3
0.6
0.6
0.5
0.25
0.25
μ
s
μ
s
μ
s
t
HD:DAT
t
SU:DAT
t
R
t
F
t
SU:STO
t
DH
0
0
0
ns
ns
ns
ns
μ
s
ns
250
4.0
0
100
0.6
0
100
0.25
0
1000
300
300
300
300
100
2
2
t
SP
50
50
50
ns
Notes : All SCL specifications as well as start and stop conditions apply to both read and write operations.
1
The speed-related specifications are guaranteed characteristic points from DC to 1 MHz.
2
This parameter is periodically sampled and not 100% tested.
Capacitance
(T
A
= 25
°
C, f=1.0 MHz, V
DD
= 5V)
Symbol
Parameter
Max
C
I/O
Input/output capacitance (SDA)
8
C
IN
Input capacitance
6
Notes
1
This parameter is periodically sampled and not 100% tested.
AC Test Conditions
Input Pulse Levels
0.1 V
DD
to 0.9 V
DD
Input rise and fall times
10 ns
Input and output timing levels
0.5 V
DD
Equivalent AC Load Circuit
Units
pF
pF
Notes
1
1
5.5V
Output
1700
100 pF
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