NJW1110
!TIMING ON THE I2C BUS (SDA,SCL)
SDA
tf
tr
SCL
tHD:STA
S
tLOW
tf
tSU:DAT
tHD:STA
tHD:DAT
tHIGH
tSU:STA
Sr
tSP
tr
tBUF
tSU:STO
P
S
!CHARACTERISTICS OF I/O STAGES FOR I2C BUS (SDA,SCL)
I2C BUS Load Conditions
STANDARD MODE :
Pull up resistance 4kΩ (Connected to +5V), Load capacitance 200pF (Connected to GND)
FAST MODE :
Pull up resistance 4kΩ (Connected to +5V), Load capacitance 50pF (Connected to GND)
PARAMETER
SYMBOL
Standard mode
Fast mode
UNIT
MIN. TYP. MAX. MIN. TYP. MAX.
Low Level Input Voltage
VIL
High Level Input Voltage
VIH
Low level output voltage (3mA at SDA pin)
VOL
Input current each I/O pin with an input voltage
between 0.1VDD and 0.9VDDmax
Ii
0.0
-
1.5 0.0
-
1.5
V
2.7
-
5.0 2.7
-
5.0
V
0
-
0.4
0
-
0.4
V
-10
-
10 -10
-
10
µA
–4–