Datasheet

Section 27 Electrical Characteristics
Rev. 6.00 Mar. 18, 2010 Page 915 of 982
REJ09B0054-0600
Table 27.41 Bus Driving Characteristics
Conditions: V
CC
= 2.7 V to 3.6 V, AV
CC
= 2.7 V to 3.6 V, V
ref
= 2.7 V to AV
CC
,
V
SS
= AV
SS
= 0 V, T
a
= –20°C to +75°C (regular specifications),
T
a
= –40°C to +85°C (wide-range specifications)*,
Objective pins: SCL1 and 0 and SDA1 and 0
Item Symbol Min Typ Max Unit Test Conditions
VT
–
V
CC
× 0.3 ⎯ ⎯ V V
CC
= 2.7 V to 3.6 V
VT
+
⎯ ⎯ V
CC
× 0.7 V V
CC
= 2.7 V to 3.6 V
Schmitt trigger
input voltage
VT
+
– VT
–
V
CC
× 0.05 ⎯ ⎯ V V
CC
= 2.7 V to 3.6 V
Input high
voltage
V
IH
V
CC
× 0.7 ⎯ V
CC
+ 0.5 V V
CC
= 2.7 V to 3.6 V
Input low
voltage
V
IL
–0.5 ⎯ V
CC
× 0.3 V V
CC
= 2.7 V to 3.6 V
V
OL
⎯ ⎯ 0.5 V I
OL
= 6 mA, V
CC
= 3.0 V to 3.6 V
Output low
voltage
⎯ ⎯ 0.4 V I
OL
= 3 mA
Input
capacitance
C
in
⎯ ⎯ 20 pF V
in
= 0 V
f = 1 MHz
T
a
= 25 °C
Three states
leakage
current (off)
| I
TSI
| ⎯ ⎯ 1.0 µA V
in
= 0.5 V to V
CC
– 0.5 V
SCL, SDA
output falling
time
t
of
20 + 0.1 Cb ⎯ 250 ns V
CC
= 2.7 V to 3.6 V
Note: * If the A/D or D/A converter is not used, the AV
CC
, V
ref
, and AV
SS
pins should not be open.
Even if the A/D or D/A converter is not used, connect the AV
CC
and V
ref
pins to V
CC
and
supply 2.0 V to 3.6 V. In this case, V
ref
≤ AV
CC
.
27.5.3 AC Characteristics
Figure 27.8 shows the test conditions for the AC characteristics.
(1) Clock Timing
Table 27.42 lists the clock timing.