MC9RS08LE4 Datasheet, PDF (20/30 Pages) Freescale Semiconductor, Inc – MCU Block Diagram

ADC 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
R_ADIN
INPUT PIN
R_ADIN
INPUT PIN
R_ADIN
INPUT PIN
C_ADIN
Figure 18. ADC Input Impedance Equivalency Diagram
Table 13. 10-bit ADC Characteristics (V_REFH = V_DDAD, V_REFL = V_SSAD)
Nu
m
C
Characteristic
Conditions
Symb
Min Typical¹ Max
Supply current
1
T
ADLPC=1
ADLSMP=1
ADCO=1
Supply current
2
T
ADLPC=1
ADLSMP=0
ADCO=1
Supply current
3
T
ADLPC=0
ADLSMP=1
ADCO=1
I_DDAD
—
133
—
I_DDAD
—
218
—
I_DDAD
—
327
—
Supply current
4
P
ADLPC=0
ADLSMP=0
V_DDAD ≤ 5.5 V
ADCO=1
5
Supply current Stop, reset, module off
6
ADC
P asynchronous
High speed (ADLPC = 0)
clock source
Low power (ADLPC = 1)
I_DDAD
—
0.582
1
I_DDAD
—
0.011
1
2
3.3
5
f_ADACK
1.25
2
3.3
Unit
μA
μA
μA
mA
μA
MHz
MC9RS08LE4 MCU Data Sheet, Rev. 2
20
Freescale Semiconductor