FMS6501 Datasheet, PDF (6/16 Pages) Fairchild Semiconductor – 12 Input 9 Output Video Switch Matrix with Input Clamp, Input Bias Circuitry, and Output Drivers

I²C BUS Characteristics
T_c = 25°C, V_cc = 5V; unless otherwise noted.
Symbol
Parameter
V_il
Digital Input Low¹
V_ih
Digital Input High¹
f_scl
Clock Frequency
tr
Input Rise Time
tf
Input Fall Time
t_low
t_high
t_SU,DAT
t_HD,DAT
t_SU,STO
t_BUF
t_HD,STA
t_SU,STA
Clock Low Period
Clock High Period
Data Set-up Time
Data Hold Time
Set-up Time from Clock High to Stop
Start Set-up Time following a Stop
Start Hold Time
Start Set-up Time following Clock Low to High
Notes:
1. 100% tested at 25°C
Conditions
SDA, SCL, ADDR
SDA, SCL, ADDR
SCK
1.5V to 3V
1.5V to 3V
Min.
0
3.0
Typ.
100
1000
300
4.7
4.0
300
0
4
4.7
4
4.7
Max
1.5
V_cc
Units
V
V
kHz
nS
nS
uS
uS
nS
nS
uS
uS
uS
uS
SDA
SCL
SDA
tBUF
tLOW
tHD,STA
tr
tf
tHD,DAT tHIGH
tSU,DAT
tSU,STA
Figure 1: I²C Bus Timing
tSU,STO
FMS6501 Rev. 1A
6
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