MC9S08PA16 Datasheet, PDF (21/33 Pages) Freescale Semiconductor, Inc – MC9S08PA16 Series

6.3.1
Peripheral operating requirements and behaviors
ADC characteristics
Table 11. 5 V 12-bit ADC operating conditions
Characteri
stic
Supply
voltage
Ground
voltage
Input
voltage
Input
capacitance
Input
resistance
Analog
source
resistance
ADC
conversion
clock
frequency
Conditions
Absolute
Delta to V_DD (V_DD-V_DDAD)
Delta to V_SS (V_SS-V_SSA)¹
12-bit mode
•
f_ADCK > 4 MHz
•
f_ADCK < 4 MHz
10-bit mode
•
f_ADCK > 4 MHz
•
f_ADCK < 4 MHz
8-bit mode
(all valid f_ADCK)
High speed (ADLPC=0)
Low power (ADLPC=1)
Symb
V_DDA
ΔV_DDA
ΔV_SSA
V_ADIN
C_ADIN
R_ADIN
R_AS
f_ADCK
Min
2.7
-100
-100
V_REFL
—
—
—
—
—
—
—
0.4
0.4
Typ¹
—
0
0
—
4.5
3
—
—
—
—
—
—
—
Max
5.5
+100
+100
V_REFH
5.5
5
2
5
5
10
10
8.0
4.0
Unit
Comment
V
—
mV
mV
V
pF
kΩ
—
kΩ
External to
MCU
MHz
—
1. Typical values assume V_DDA = 5.0 V, Temp = 25°C, f_ADCK=1.0 MHz unless otherwise stated. Typical values are for
reference only and are not tested in production.
1. DC potential difference.
MC9S08PA16 Series Data Sheet, Rev. 1, 10/9/2012.
Freescale Semiconductor, Inc.
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