H8S2148 Datasheet, PDF (840/1177 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2100 Series

Section 26 Electrical Characteristics
26.2.4 A/D Conversion Characteristics
Tables 26.12 and 26.13 list the A/D conversion characteristics.
Table 26.12 A/D Conversion Characteristics
(AN7 to AN0 Input: 134/266-State Conversion)
Condition A: V_CC = 5.0 V ±10%, AV_CC = 5.0 V ±10%, AV_ref = 4.5 V to AV_CC,
V_SS = AV_SS = 0 V, φ = 2 MHz to maximum operating frequency,
T_a = –20 to +75°C (regular specifications),
T_a = –40 to +85°C (wide-range specifications)
Condition B:
V_CC = 4.0 V to 5.5 V, AV_CC = 4.0 V to 5.5 V, AV_ref = 4.0 V to AV_CC,
V_SS = AV_SS = 0 V, φ = 2 MHz to maximum operating frequency,
T_a = –20 to +75°C (regular specifications),
T_a = –40 to +85°C (wide-range specifications)
Condition C: V_CC = 3.0 V to 5.5 V, AV_CC = 3.0 V to 5.5 V, AV_ref = 3.0 V to AV_CC,
V_SS = AV_SS = 0 V, φ = 2 MHz to maximum operating frequency,
T_a = –20 to +75°C
Condition A
Condition B
Condition C
20 MHz
16 MHz
10 MHz
Item
Min Typ Max Min Typ Max Min Typ Max Unit
Resolution
10
10
10
Conversion time^*5 —
—
6.7
10
10
10
—
—
8.4
10
10
10
Bits
—
—
13.4
µs
Analog input
capacitance
—
—
20
—
—
20
—
—
20
pF
Permissible signal- —
—
10^*3
—
—
10^*3
—
—
10^*1
kΩ
source
impedance
5^*4
5^*4
5^*2
Nonlinearity error —
—
±3.0 —
—
±3.0 —
—
±7.0 LSB
Offset error
—
—
±3.5 —
—
±3.5 —
—
±7.5 LSB
Full-scale error
—
—
±3.5 —
—
±3.5 —
—
±7.5 LSB
Quantization error —
—
±0.5 —
—
±0.5 —
—
±0.5 LSB
Absolute accuracy —
—
±4.0 —
—
±4.0 —
—
±8.0 LSB
Notes: 1. When 4.0 V ≤ AV_CC ≤ 5.5 V
2. When 3.0 V ≤ AV_CC < 4.0 V
3. When conversion time ≥ 11. 17 µs (CKS = 1 and φ ≤ 12 MHz, or CKS = 0)
4. When conversion time < 11. 17 µs (CKS = 1 and φ > 12 MHz)
5. In single mode and φ = maximum operating frequency.
Rev. 4.00 Sep 27, 2006 page 796 of 1130
REJ09B0327-0400