10 / 12 page
FM24C04A
Rev. 2.0
July 2003
10 of 12
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
Units
Notes
fSCL
SCL Clock Frequency
0
100
0
400
0
1000
kHz
tLOW
Clock Low Period
4.7
1.3
0.6
µs
tHIGH
Clock High Period
4.0
0.6
0.4
µs
tAA
SCL Low to SDA Data Out Valid
3
0.9
0.55
µs
tBUF
Bus Free Before New
Transmission
4.7
1.3
0.5
µs
tHD:STA
Start Condition Hold Time
4.0
0.6
0.25
µs
tSU:STA
Start Condition Setup for Repeated
Start
4.7
0.6
0.25
µs
tHD:DAT
Data In Hold
0
0
0
ns
tSU:DAT
Data In Setup
250
100
100
ns
tR
Input Rise Time
1000
300
300
ns
1
tF
Input Fall Time
300
300
100
ns
1
tSU:STO
Stop Condition Setup
4.0
0.6
0.25
µs
tDH
Data Output Hold
(from SCL @ VIL)
0
0
0
ns
tSP
Noise Suppression Time Constant
on SCL, SDA
50
50
50
ns
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
Max
Units
Notes
CI/O
Input/output capacitance (SDA)
8
pF
1
CIN
Input capacitance
6
pF
1
Notes
1
This parameter is periodically sampled and not 100% tested.
AC Test Conditions
Input Pulse Levels
0.1 VDD to 0.9 VDD
Input rise and fall times
10 ns
Input and output timing levels
0.5 VDD
Equivalent AC Load Circuit