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MC68HC08AZ60A Datasheet, PDF (451/480 Pages) Motorola, Inc – Microcontrollers | |||
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Electrical Specifications
ADC Characteristics
25.7 ADC Characteristics
Table 25-6
Characteristic
Min
Max
Unit
Comments
Resolution
8
8
Bits
Absolute Accuracy
(VREFL = 0 V, VDDA = VREFH = 5 V ± 0.5v)
â1
+1
LSB
Includes
Quantization
Conversion Range (see Note 1)
VREFL
VREFH
V
VREFL = VSSA
Power-Up Time
16
17
µs
Conversion Time
Period
Input Leakage (see Note 3)
Ports B and D
â1
1
µA
Input Leakage (see Note 4)
Ports B and D
â 10
10
µA
Conversion Time
16
17
ADC
Clock
Cycles
Includes Sampling
Time
Monotonicity
Inherent within Total Error
Zero Input Reading
00
01
Hex
VIN = VREFL
Full-Scale Reading
FE
FF
Hex
VIN = VREFH
Sample Time (see Note 2)
ADC
5
â
Clock
Cycles
Input Capacitance
â
8
pF
Not Tested
ADC Internal Clock
500 k 1.048 M
Hz
Tested Only at 1 MHz
Analog Input Voltage
VREFL
VREFH
V
1.VDD = 5.0 Vdc ± 0.5v, VSS = 0 Vdc, VDDA/VDDAREF = 5.0 Vdc ± 0.5v, VSSA = 0 Vdc, VREFH = 5.0 Vdc ± 0.5v
2.Source impedances greater than 10 k⦠adversely affect internal RC charging time during input sampling.
3.The external system error caused by input leakage current is approximately equal to the product of R
source and input current.
4.When subjected to a Human Body Model (HBM) ESD event as specified in AEC Q100-002 these pins may exhibit
recoverable leakage values within the specification indicated.
MC68HC08AZ60A â Rev 0.0
MOTOROLA
Electrical Specifications
Advance Information
451
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