Datasheet

Section 23 Electrical Characteristics
Rev. 3.00 Mar. 15, 2006 Page 454 of 526
REJ09B0060-0300
Table 23.13 I
2
C Bus Interface Timing
V
CC
= 2.7 V to 5.5 V, V
SS
= 0.0 V, T
a
= –20 to +75°C, unless otherwise indicated.
Test
Values
Reference
Item Symbol Condition Min. Typ. Max. Unit Figure
SCL input cycle time t
SCL
12t
cyc
+ 600   ns Figure 23.4
SCL input high width t
SCLH
3t
cyc
+ 300   ns
SCL input low width t
SCLL
5t
cyc
+ 300   ns
SCL and SDA input
fall time
t
Sf
  300 ns
SCL and SDA input
spike pulse removal
time
t
SP
  1t
cyc
ns
SDA input bus-free
time
t
BUF
5t
cyc
  ns
Start condition input
hold time
t
STAH
3t
cyc
  ns
Retransmission start
condition input setup
time
t
STAS
3t
cyc
  ns
Setup time for stop
condition input
t
STOS
3t
cyc
  ns
Data-input setup time t
SDAS
1t
cyc
+20   ns
Data-input hold time t
SDAH
0   ns
Capacitive load of
SCL and SDA
c
b
0  400 pF
SCL and SDA output
fall time
t
Sf
V
CC
= 4.0
to 5.5 V
  250 ns
  300