XC68HC705F32 Motorola, XC68HC705F32 Datasheet - Page 163

• Manufacturer Part Number: XC68HC705F32
• Description: MICROCONTROLLER
• Manufacturer: Motorola

16.9
MC68HC05F32
(1) Source impedances greater than 10 k
(2) The external system error caused by input leakage current is approximately equal to the product of R
(3) A/D accuracy may decrease as V
(V
Resolution
Non-linearity
Quantization error
Absolute accuracy
Conversion range
V
AV
Conversion time
Monotinicity
Zero input reading
Full scale reading
Sample acquisition time
Sample/hold capacitance
Input leakage
AV
RH
DD
SS
DD
sampling.
source and input current.
= 5.0 V
Characteristic
A/D converter characteristics
DC
10%, V
(1)
Table 16-13 A/D converter characteristics
SS
= 0 V
Analog input voltage range
Input capacitance on AN0–AN7
ELECTRICAL SPECIFICATIONS
Number of bits resolved by the A/D
Maximum deviation from the best straight
line through A/D transfer characteristics
(AV
Difference between the actual input
voltage and the full scale equivalent of
the binary output code for all errors
Maximum analog reference voltage
Total time to perform a single analog to
digital conversion
Conversion result never decreases with
an increase in input voltage and has no
missing codes
Analog input acquisition sampling
Input leakage on AN0–AN7
Input leakage on V
Analog supply voltage
Uncertainty due to converter resolution
Conversion result when V
Conversion result when V
Analog supply voltage
DC
SS
a. External clock
b. internal RC oscillator
a. External clock
b. Internal RC oscillator
, T
RH
=V
A
is reduced below 4V.
= –40 C to +85 C, unless otherwise stated)
RH
will adversely affect internal RC charging time during input
= V
Parameter
DD
RH
, AV
SS
IN
IN
= V
= AV
= V
SS
RH
)
SS
V
AV
AV
SS
Min.
—
—
—
—
00
—
—
—
—
—
—
8
—
SS
– 0.1
SS
§
GUARANTEED
1.125V
V
DD
Max.
V
12
FF
32
32
12
12
10
—
—
1/2
1/2
RH
1
1
+ 0.1
RH
Unit
Hex
LSB
LSB
LSB
t
t
pF
Hex
CYC
CYC
bit
V
V
V
V
A
A
MOTOROLA
s
s
16-9
16