MC9S08QE32 Datasheet, PDF (26/44 Pages) Freescale Semiconductor, Inc – 8-Bit HCS08 Central Processor Unit (CPU)

Electrical Characteristics
R_AS
V_AS
+
–
Z_AS
C_AS
SIMPLIFIED
INPUT PIN EQUIVALENT
CIRCUIT
+
V_ADIN
–
Pad
leakage
due to
input
protection
Z_ADIN
SIMPLIFIED
CHANNEL SELECT
CIRCUIT
R_ADIN
ADC SAR
ENGINE
INPUT PIN
INPUT PIN
INPUT PIN
R_ADIN
R_ADIN
R_ADIN
C_ADIN
Figure 21. ADC Input Impedance Equivalency Diagram
Table 16. 12-bit ADC Characteristics (V_REFH = V_DDAD, V_REFL = V_SSAD)
C Characteristic
Conditions
Symbol Min Typical¹ Max
Unit
Supply Current
T
ADLPC=1
ADLSMP=1
ADCO=1
Supply Current
T
ADLPC=1
ADLSMP=0
ADCO=1
Supply Current
T
ADLPC=0
ADLSMP=1
ADCO=1
Supply Current
P
ADLPC=0
ADLSMP=0
ADCO=1
P ADC
High Speed (ADLPC=0)
Asynchronous
P _{Clock Source} Low Power (ADLPC=1)
I_DDAD
—
120
—
μA
I_DDAD
—
202
—
μA
I_DDAD
—
288
—
μA
I_DDAD
—
0.532
1
mA
2
3.3
f_ADACK
1.25
2
5
MHz
3.3
Comment
t_ADACK =
1/f_ADACK
MC9S08QE32 MCU Series Data Sheet, Rev. 1
26
Freescale Semiconductor