MC9S08DN60 Datasheet, PDF (316/354 Pages) Freescale Semiconductor, Inc – Microcontrollers

Appendix A Electrical Characteristics
Z_AS
R_AS
V_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 A-1. ADC Input Impedance Equivalency Diagram
Characteristic
Table A-10. 12-bit ADC Characteristics (V_REFH = V_DDAD, V_REFL = V_SSAD)
Conditions
C Symb
Min
Typ¹
Max
Unit
Supply Current
Supply Current
Supply Current
Supply Current
Supply Current
ADLPC=1
ADLSMP=1
ADCO=1
ADLPC=1
ADLSMP=0
ADCO=1
ADLPC=0
ADLSMP=1
ADCO=1
ADLPC=0
ADLSMP=0
ADCO=1
Stop, Reset, Module Off
ADC
Asynchronous
Clock Source
High Speed (ADLPC=0)
Low Power (ADLPC=1)
T
I_DD +
—
133
—
μA
I_DDAD
T
I_DD +
—
218
—
μA
I_DDAD
T
I_DD +
—
327
—
μA
I_DDAD
D
I_DD +
—
0.582
1
mA
I_DDAD
I_DD +
—
0.011
1
μA
I_DDAD
P
f_ADACK
2
3.3
5
MHz
1.25
2
3.3
Comment
ADC current
only
ADC current
only
ADC current
only
ADC current
only
ADC current
only
t_ADACK =
1/f_ADACK
MC9S08DN60 Series Data Sheet, Rev 2
316
Freescale Semiconductor