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Section 25 Electrical Characteristics
Rev. 4.00 Sep. 14, 2005 Page 913 of 982
REJ09B0023-0400
Table 25.3 DC Characteristics (3) [I
2
C-Related Pins*]
Conditions: V
CC
Q = 3.0 V to 3.6 V, V
CC
= 1.8 V ±5%, V
SS
Q = V
SS
= 0 V, Ta = −40°C to +85°C
Item Symbol Min. Typ. Max. Unit Test Conditions
Power supply V
CC
Q 3.0 3.3 3.6 V
Input high voltage V
IH
V
CC
Q × 0.7 — V
CC
Q + 0.3 V
Input low voltage V
IL
−0.3 — V
CC
Q × 0.3 V
Schmitt trigger input characteristics V
IH
− V
IL
V
CC
Q ×
0.05
— — V
Output low voltage V
OL
0 — 0.4 V I
OL
= 3.0 mA
Note: * The SCL and SDA pins (open-drain pins)
When the port functions are selected as the general inputs or outputs, however, these
pins have the usual V
OH
/V
OL
and V
IH
/V
IL
characteristics.
Table 25.3 DC Characteristics (4) [USB-Related Pins*]
Conditions: Ta = −40°C to +85°C
Item Symbol Min. Typ. Max. Unit Test Conditions
Power supply V
CC
Q 3.0 3.3 3.6 V
Input high voltage V
IH
2.3 — V
CC
Q + 0.3 V
Input low voltage V
IL
−0.3 — V
CC
Q × 0.2 V
Input high voltage (UCLK) V
IH
(UCLK) V
CC
Q − 0.3 — V
CC
Q + 0.3 V
Input low voltage (UCLK) V
IL
(UCLK) −0.3 — V
CC
Q × 0.2 V
2.4 — — V
CC
Q = 3.0 V,
I
OH
= –200 µA
Output high voltage V
OH
2.0 — —
V
V
CC
Q = 3.0 V,
I
OH
= –2.0 mA
Output low voltage V
OL
— — 0.4 V V
CC
Q = 3.6 V,
I
OL
= 2.0 mA
Note: * The XVDATA, DPLS, DMNS, TXDPLS, TXDMNS, TXENL, VBUS, SUSPND, and UCLK
pins