Datasheet

Section 26 Electrical Characteristics
R01UH0309EJ0500 Rev. 5.00 Page 1303 of 1408
Sep 24, 2012
H8S/2456, H8S/2456R, H8S/2454 Group
26.1.5 D/A Conversion Characteristics
Table 26.12 D/A Conversion Characteristics
Conditions: V
CC
= 3.0 V to 3.6 V, AV
CC
= 3.0 V to 3.6 V, V
ref
= 3.0 V to AV
CC
,
V
SS
= AV
SS
= 0 V, φ = 8 MHz to 33 MHz
Item Min. Typ. Max. Unit Test Conditions
Resolution 8 8 8 Bit
Conversion time ⎯ ⎯ 10 μs 20 pF capacitive load
Absolute accuracy ⎯ ±2.0 ±3.0 LSB 2 MΩ resistive load
⎯ ⎯ ±2.0 LSB 4 MΩ resistive load
26.1.6 USB Characteristics
Table 26.13 USB Characteristics when On-Chip USB Transceiver is Used
(USD+, USD- pin characteristics)
Conditions: V
CC
= PLLV
CC
= DrV
CC
= 3.0 V to 3.6 V, V
SS
= PLLV
SS
= DrV
SS
= AV
SS
= 0V,
CKU = 48MHz
Item Symbol Min Max Unit Test Conditions
Input high voltage V
IH
2.0 ⎯ V
Input low voltage V
IL
⎯ 0.8 V
Differential input sensitivity V
DI
0.2 ⎯ V |(D+)-(D-)|
Input
Differential common mode
range
V
CM
0.8 2.5 V
Output high voltage V
OH
2.8 ⎯ V I
OH
=-200µA
Output low voltage V
OL
⎯ 0.3 V I
OL
= 2mA
Crossover voltage V
CRS
1.3 2.0 V
Rising time t
R
4 20 ns
Falling time t
F
4 20 ns
Ratio of rising time to falling
time
t
RFM
90 111.11 % (T
R
/T
F
)
Output
Output resistance
Z
DRV
28 44 Ω Including
RS = 27Ω
Figure 26.36
and 26.37