Datasheet

ADC Characteristics
MC9S08LL64 Series MCU Data Sheet, Rev. 7
Freescale Semiconductor 37
12
Integral
non-linearity
12-bit mode T
INL
—
–1.5 to
2.25
±2.75
LSB
2
10-bit mode T — ±0.5 ±1.0
8-bit mode T — ±0.3 ±0.5
13
Zero-scale
error
12-bit mode T
E
ZS
— ±1
–1.25
to 1
LSB
2
V
ADIN
= V
SSA
10-bit mode T — ±0.5 ±1
8-bit mode T — ±0.5 ±0.5
14 Full-scale error
12-bit mode T
E
FS
— ±1.0
–3.5 to
2.25
LSB
2
V
ADIN
= V
DDA
10-bit mode T — ±0.5 ±1
8-bit mode T — ±0.5 ±0.5
15
Quantization
error
12-bit mode
DE
Q
— –1 to 0 —
LSB
2
10-bit mode — — ±0.5
8-bit mode — — ±0.5
16
Input leakage
error
12-bit mode
DE
IL
— ±2—
LSB
2
Pad leakage
4
*
R
AS
10-bit mode — ±0.2 ±4
8-bit mode — ±0.1 ±1.2
17
Temp sensor
slope
–40 °C– 25 °C
Dm
— 1.646 —
mV/°C
25 °C– 125 °C — 1.769 —
18
Temp sensor
voltage
25°CDV
TEMP25
— 701.2 — mV
1
Typical values assume V
DDA
= 3.0 V, Temp = 25 °C, f
ADCK
= 1.0 MHz unless otherwise stated. Typical values are for reference
only and are not tested in production.
2
1 LSB = (V
REFH
– V
REFL
)/2
N
3
Monotonicity and No-Missing-Codes guaranteed in 10-bit and 8-bit modes.
4
Based on input pad leakage current. Refer to pad electricals.
Table 18. 12-Bit ADC Characteristics (V
REFH
= V
DDA
, V
REFL
= V
SSA
) (continued)
# Characteristic Conditions C Symb Min Typ
1
Max Unit Comment