4 a/d conversion characteristics – Renesas H8S/2111B User Manual
Page 560

Rev. 1.00, 05/04, page 526 of 544
Table 22.10 LPC Module Timing
Conditions: V
CC
= 3.0 V to 3.6 V, V
SS
= 0 V,
φ = 4 MHz to maximum operating frequency,
T
a
= –20 to +75°C
Item Symbol
Min.
Typ.
Max.
Unit
Test
Conditions
Input clock cycle
t
Lcyc
30 — —
Input clock pulse width (H) t
LCKH
11 — —
Input clock pulse width (L) t
LCKL
11 — —
Transmit signal delay time t
TXD
2 — 11
Transmit signal floating
delay time
t
OFF
— — 28
Receive signal setup time t
RXS
7 — —
LPC
Receive signal hold time
t
RXH
0 — —
ns Figure
22.23
22.4
A/D Conversion Characteristics
Tables 22.11 list the A/D conversion characteristics.
Table 22.11 A/D Conversion Characteristics (AN5 to AN0 Input: 134/266-State Conversion)
Conditions: V
CC
= 3.0 V to 3.6 V, AV
CC
= 3.0 V to 3.6 V, AV
ref
= 3.0 V to AV
CC
,
V
CC
B = 3.0 V to 5.5 V, V
SS
= AV
SS
= 0 V,
φ = 4 MHz to maximum operating frequency, T
a
= –20 to +75°C
Condition
10 MHz
Item Min.
Typ.
Max.
Unit
Resolution 10
bits
Conversion time
—
—
13.4
µs
Analog input capacitance
—
—
20
pF
Permissible signal-source impedance
—
—
5
k
Ω
Nonlinearity error
—
—
±7.0
LSB
Offset error
—
—
±7.5
LSB
Full-scale error
—
—
±7.5
LSB
Quantization error
—
—
±0.5
LSB
Absolute accuracy —
—
±8.0
LSB