FM24C04C 查看數據表（PDF） - Ramtron International Corporation
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FM24C04C Datasheet PDF : 12 Pages
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FM24C04C
AC Parameters (TA = -40 C to + 85 C, VDD = 4.5V to 5.5V, CL = 100 pF unless otherwise specified)
Symbol Parameter
Min Max Min Max Min Max
fSCL
SCL Clock Frequency
0 100 0 400 0 1000
tLOW
Clock Low Period
4.7
1.3
0.6
tHIGH
Clock High Period
4.0
0.6
0.4
tAA
SCL Low to SDA Data Out Valid
3
0.9
0.55
tBUF
Bus Free Before New
Transmission
4.7
1.3
0.5
tHD:STA Start Condition Hold Time
4.0
0.6
0.25
tSU:STA Start Condition Setup for Repeated 4.7
Start
0.6
0.25
tHD:DAT
tSU:DAT
tR
tF
tSU:STO
Data In Hold
Data In Setup
Input Rise Time
Input Fall Time
Stop Condition Setup
0
0
0
250
100
100
1000
300
300
300
300
100
4.0
0.6
0.25
tDH
Data Output Hold
(from SCL @ VIL)
0
0
0
tSP
Noise Suppression Time Constant
50
50
50
on SCL, SDA
Units
kHz
s
s
s
s
s
s
ns
ns
ns
ns
s
ns
ns
Notes
1
1
Notes : All SCL specifications as well as start and stop conditions apply to both read and write operations.
1 This parameter is periodically sampled and not 100% tested.
Capacitance (TA = 25 C, f=1.0 MHz, VDD = 5V)
Symbol
Parameter
CI/O
Input/Output Capacitance (SDA)
CIN
Input Capacitance
Max
8
6
Units
pF
pF
Notes
1 This parameter is periodically sampled and not 100% tested.
Notes
1
1
Power Cycle Timing
VDD
VDD min.
tVR
tPU
tVF
tPD
SDA,SCL
Power Cycle Timing (TA = -40C to +85C, VDD = 4.5V to 5.5V unless otherwise specified)
Symbol Parameter
Min
Max
tPU
Power Up (VDD min) to First Access (Start condition)
1
-
tPD
Last Access (Stop condition) to Power Down (VDD min)
0
-
tVR
VDD Rise Time
30
-
tVF
VDD Fall Time
100
-
Notes
1. Slope measured at any point on VDD waveform.
Units
ms
s
s/V
s/V
Notes
1
1
Rev. 1.1
June 2011
Page 9 of 12
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