10 / 13 page
FM24C16A
Rev 0.1
June 2002
Page 10 of 13
AC Parameters (TA = -40° C to + 85° C, VDD = 4.5V to 5.5V unless otherwise specified)
Symbol
Parameter
Min
Max
Min
Max
Min
Max
Units
Notes
fSCL
SCL Clock Frequency
0
100
0
400
0
1000
kHz
1
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 Time
0
0
0
ns
tSU:DAT
Data In Setup Time
250
100
100
ns
tR
Input Rise Time
1000
300
300
ns
2
tF
Input Fall Time
300
300
100
ns
2
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
The speed-related specifications are guaranteed characteristic points from DC to 1 MHz.
2
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
5.5V
Output
1700
Ω
100 pF