mc68hc908qb4 Freescale Semiconductor, Inc, mc68hc908qb4 Datasheet - Page 219

• Manufacturer Part Number: mc68hc908qb4
• Description: M68hc08 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

18.13 ADC10 Characteristics
Freescale Semiconductor
Supply voltage
Supply Current
Supply current
Supply current
Supply current
ADC internal clock
Conversion time
10-bit Mode
Conversion time
8-bit Mode
Sample time
Input voltage
Input capacitance
Input impedance
Analog source impedance
Ideal resolution (1 LSB)
Total unadjusted error
Differential non-linearity
ADLPC = 1
ADLSMP = 1
ADCO = 1
ADLPC = 1
ADLSMP = 0
ADCO = 1
ADLPC = 0
ADLSMP = 1
ADCO = 1
ADLPC = 0
ADLSMP = 0
ADCO = 1
Characteristic
(4)
(4)
Absolute
V
V
V
V
V
V
V
V
High speed (ADLPC = 0)
Low power (ADLPC = 1)
Short sample (ADLSMP = 0)
Long sample (ADLSMP = 1)
Short sample (ADLSMP = 0)
Long sample (ADLSMP = 1)
Short sample (ADLSMP = 0)
Long sample (ADLSMP = 1)
10-bit mode
8-bit mode
10-bit mode
8-bit mode
10-bit mode
8-bit mode
DD
DD
DD
DD
DD
DD
DD
DD
< 3.3 V (3.0 V Typ)
< 5.5 V (5.0 V Typ)
< 3.3 V (3.0 V Typ)
< 5.5 V (5.0 V Typ)
< 3.3 V (3.0 V Typ)
< 5.5 V (5.0 V Typ)
< 3.3 V (3.0 V Typ)
< 5.5 V (5.0 V Typ)
Conditions
MC68HC908QB8 Data Sheet, Rev. 2
Monotonicity and no-missing-codes guaranteed
Symbol
C
R
f
V
I
I
I
I
E
t
t
RES
DNL
V
DD
DD
DD
DD
ADCK
t
R
ADC
ADC
ADS
ADIN
ADIN
ADIN
TUE
DD
AS
(2)
(2)
(2)
(2)
0.40
0.40
1.758
7.031
V
Min
2.7
19
39
16
36
24
—
—
—
—
—
—
—
—
—
—
—
4
0
0
0
0
SS
(3)
(3)
Typ
±1.5
±0.7
±0.5
±0.3
440
120
175
140
180
340
55
75
19
39
16
36
24
20
—
—
—
—
—
4
7
5
5
(1)
5.371
21.48
Max
2.00
1.00
±2.5
±1.0
V
615
5.5
21
41
18
38
24
10
15
10
—
—
—
—
—
—
—
—
—
4
DD
cycles
cycles
cycles
— Continued on next page
t
t
t
MHz
Unit
ADCK
ADCK
ADCK
LSB
LSB
mV
μA
μA
μA
μA
kΩ
kΩ
pF
V
V
ADC10 Characteristics
t
ADCK
quantization
External to
Comment
Not tested
Not tested
V
Includes
REFH
MCU
= 1/f
/2
ADCK
N
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