
26
INDUSTRIALTEMPERATURERANGE
IDT5V9885T
3.3V EEPROMPROGRAMMABLECLOCKGENERATOR
I2C BUS DC CHARACTERISTICS
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
VIH
Input HIGH Level
0.7 * VDD
V
VIL
Input LOW Level
0.3 * VDD
V
VHYS
Hysteresis of Inputs
0.05 * VDD
V
IIN
Input Leakage Current
±1.0
A
VOL
Output LOW Voltage
IOL = 3 mA
0.4
V
I2C BUS AC CHARACTERISTICS FOR STANDARD MODE
Symbol
Parameter
Min
Typ
Max
Unit
FSCLK
Serial Clock Frequency (SCLK)
0
100
KHz
tBUF
Bus free time between STOP and START
4.7
s
tSU:START
Setup Time, START
4.7
s
tHD:START
Hold Time, START
4
s
tSU:DATA
Setup Time, data input (SDAT)
250
ns
tHD:DATA
Hold Time, data input (SDAT)(1)
0
s
tOVD
Output data valid from clock
3.45
s
CB
Capacitive Load for Each Bus Line
400
pF
tR
Rise Time, data and clock (SDAT, SCLK)
1000
ns
tF
Fall Time, data and clock (SDAT, SCLK)
300
ns
tHIGH
HIGH Time, clock (SCLK)
4
s
tLOW
LOW Time, clock (SCLK)
4.7
s
tSU:STOP
Setup Time, STOP
4
s
I2C BUS AC CHARACTERISTICS FOR FAST MODE
Symbol
Parameter
Min
Typ
Max
Unit
FSCLK
Serial Clock Frequency (SCLK)
0
400
KHz
tBUF
Bus free time between STOP and START
1.3
s
tSU:START
Setup Time, START
0.6
s
tHD:START
Hold Time, START
0.6
s
tSU:DATA
Setup Time, data input (SDAT)
100
ns
tHD:DATA
Hold Time, data input (SDAT)(1)
0
s
tOVD
Output data valid from clock
0.9
s
CB
Capacitive Load for Each Bus Line
400
pF
tR
Rise Time, data and clock (SDAT, SCLK)
20 + 0.1 * CB
300
ns
tF
Fall Time, data and clock (SDAT, SCLK)
20 + 0.1 * CB
300
ns
tHIGH
HIGH Time, clock (SCLK)
0.6
s
tLOW
LOW Time, clock (SCLK)
1.3
s
tSU:STOP
Setup Time, STOP
0.6
s
NOTE:
1. A device must internally provide a hold time of at least 300ns for the SDAT signal (referred to the VIHMIN of the SCLK signal) to bridge the undefined region of the falling edge
of SCLK.
NOTE:
1. A device must internally provide a hold time of at least 300ns for the SDAT signal (referred to the VIHMIN of the SCLK signal) to bridge the undefined region of the falling edge
of SCLK.