Datasheet

Rev.6.00 Oct.28.2004 page 753 of 1016
REJ09B0138-0600H
22.6.4 A/D Conversion Characteristics
Table 22-31 lists the A/D conversion characteristics.
Table 22-31 A/D Conversion Characteristics
Condition A: V
CC
= AV
CC
= 2.7 V to 5.5 V, V
ref
= 2.7 V to AV
CC
, V
SS
= AV
SS
= 0 V,
ø = 2 to 10 MHz, T
a
= –20 to +75°C (regular specifications),
T
a
= –40 to +85°C (wide-range specifications)
Condition B: V
CC
= AV
CC
= 5.0 V ± 10%, V
ref
= 4.5 V to AV
CC
, V
SS
= AV
SS
= 0 V,
ø = 2 to 20 MHz, T
a
= –20 to +75°C (regular specifications),
T
a
= –40 to +85°C (wide-range specifications)
Condition C: V
CC
= AV
CC
= 3.0 to 5.5 V, V
ref
= 3.0 V to AV
CC
, V
SS
= AV
SS
= 0 V,
ø = 2 to 13 MHz, T
a
= –20 to +75°C (regular specifications),
T
a
= –40 to +85°C (wide-range specifications)
Condition A Condition B Condition C
Item Min Typ Max Min Typ Max Min Typ Max Unit
Resolution 10 10 10 10 10 10 10 10 10 bits
Conversion time 13.4 — — 6.7 — — 10.4 — — µs
Analog input capacitance — — 20 — — 20 — — 20 pF
Permissible signal-source — — 10*
1
——10*
3
——10*
1
kΩ
impedance
——5*
2
——5*
4
——5*
5
Nonlinearity error — — ±7.5 — — ±3.5 — — ±7.5 LSB
Offset error — — ±7.5 — — ±3.5 — — ±7.5 LSB
Full-scale error — — ±7.5 — — ±3.5 — — ±7.5 LSB
Quantization — — ±0.5 — — ±0.5 — — ±0.5 LSB
Absolute accuracy — — ±8.0 — — ±4.0 — — ±8.0 LSB
Notes: 1. 4.0 V ≤ AV
CC
≤ 5.5 V
2. 2.7 V ≤ AV
CC
< 4.0 V
3. ø ≤ 12 MHz
4. ø > 12 MHz
5. 3.0 V ≤ AV
CC
< 4.0 V