Datasheet

MC9S08MP16 Series Data Sheet, Rev. 2
Electrical Characteristics
Freescale Semiconductor24
Figure 16. ADC Input Impedance Equivalency Diagram
Table 12. 12-bit ADC Characteristics (V
REFH
= V
DDAD
, V
REFL
= V
SSAD
)
C Characteristic Conditions Symb Min Typ
1
Max Unit Comment
T Supply Current
ADLPC=1
ADLSMP=1
ADCO=1
I
DDA
—133—A
T Supply Current
ADLPC=1
ADLSMP=0
ADCO=1
I
DDA
—218—A
T Supply Current
ADLPC=0
ADLSMP=1
ADCO=1
I
DDA
—327—A
T Supply Current
ADLPC=0
ADLSMP=0
ADCO=1
I
DDA
— 0.582 — mA
P ADC Asynchronous
Clock Source
High Speed (ADLPC=0) f
ADACK
23.35MHzt
ADACK
=
1/f
ADACK
Low Power (ADLPC=1) 1.25 2 3.3
+
–
+
–
V
AS
R
AS
C
AS
V
ADIN
Z
AS
Pad
leakage
due to
input
protection
Z
ADIN
SIMPLIFIED
INPUT PIN EQUIVALENT
CIRCUIT
R
ADIN
ADC SAR
ENGINE
SIMPLIFIED
CHANNEL SELECT
CIRCUIT
INPUT PIN
R
ADIN
C
ADIN
INPUT PIN
R
ADIN
INPUT PIN
R
ADIN