MC68HC05L28B MOTOROLA [Motorola, Inc], MC68HC05L28B Datasheet - Page 129

• Manufacturer Part Number: MC68HC05L28B
• Description: Flexible general-purpose microcomputer
• Manufacturer: MOTOROLA [Motorola, Inc]

12.5
MC68HC05L28
(1) This figure includes quantization noise
(2) A/D accuracy may decrease proportionally as V
(3) TAD = T
(4) Inherently guaranteed by the design
Resolution
Absolute Accuracy
Conversion Range
V
V
Power up time
Input leakage AD5 – AD0
Pin under test = VSS – 0.3V
Pin under test = VDD+0.3V
Conversion time
Monotonicity
Zero input reading (V
Ratiometric reading (V
Sample time
Input capacitance
Analog input voltage
REFH
REFL
A/D converter characteristics
CYC
(4)
if the clock source is the same as the MCU
(1)
(2)
IN
IN
= 0V)
Characteristics
= V
Table 12-5 A/D converter characteristics
REF
)
ELECTRICAL SPECIFICATIONS
REFH
is reduced below 4.0V
V
SS
V
V
– 0.1
Min
REFL
REFL
—
12
–1
32
FF
—
—
00
—
8
– 0.1
V
DD
V
V
V
Max
100
REFH
REFH
REFH
FF
12
01
—
32
1.5
8
8
1
+ 0.1
TAD
Units
TAD
LSB
ms
Hex
Hex
Bits
pF
V
V
V
V
MOTOROLA
A
A
(3)
(3)
TPG
12-5
12