Renesas H8S/2111B Bedienungsanleitung Seite 553

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Seitenansicht 552
Rev. 1.00, 05/04, page 519 of 544
600
This LSI
Ports 1 to 3
LED
Figure 22.2 LED Drive Circuit (Example)
Table 22.4 Bus Drive Characteristics
Conditions: V
CC
= 3.0 V to 3.6 V, V
SS
= 0 V, Ta = –20 to +75°C
Applicable Pins: SCL1, SCL0, SDA1, SDA0 ExSDAA, ExSCLA, ExSDAB, ExSCLB (bus
drive function selected)
Item Symbol Min. Typ. Max. Unit
Test
Conditions
V
T
V
CC
× 0.3 V
CC
= 3.0 V
to 3.6 V
V
T
+
V
CC
× 0.7 V
CC
= 3.0 V
to 3.6 V
Schmitt trigger
input voltage
V
T
+
– V
T
V
CC
× 0.05
V
V
CC
= 3.0 V
to 3.6 V
Input high voltage V
IH
V
CC
× 0.7 5.5 V V
CC
= 3.0 V
to 3.6 V
Input low voltage V
IL
–0.5 V
CC
× 0.3 V
CC
= 3.0 V
to 3.6 V
V
OL
0.5 V I
OL
= 8 mA Output low voltage
0.4 I
OL
= 3 mA
Input capacitance C
in
10 pF V
in
= 0 V,
f = 1 MHz,
T
a
= 25°C
Three-state leakage current
(off state)
| I
TSI
| 1.0 µA V
in
= 0.5 to
V
CC
– 0.5 V
SCL, SDA output fall time t
Of
20 + 0.1Cb 250 ns V
CC
= 3.0 V
to 3.6 V
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