MC9S08QE8_11 Datasheet, PDF (26/52 Pages) Freescale Semiconductor, Inc – Up to 20 MHz CPU at 3.6 V to 1.8 V across temperature range of –40 °C to 85 °C

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
Figure 23. ADC Input Impedance Equivalency Diagram
C_ADIN
C Characteristic
Table 17. ADC Characteristics (V_REFH = V_DDA, V_REFL = V_SSA)
Conditions
Symbol Min Typ¹
Max
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
ADC
P asynchronous
clock source
High speed (ADLPC = 0)
Low power (ADLPC = 1)
I_DDA
— 120
—
I_DDA
— 202
—
I_DDA
— 288
—
I_DDA
— 0.532
1
2
3.3
5
f_ADACK
1.25
2
3.3
Unit
A
A
A
mA
MHz
Comment
t_ADACK =
1/f_ADACK
MC9S08QE8 Series Data Sheet, Rev. 8
26
Freescale Semiconductor