MC68HC908AZ32ACFU MOTOROLA [Motorola, Inc], MC68HC908AZ32ACFU Datasheet - Page 448

• Manufacturer Part Number: MC68HC908AZ32ACFU
• Description: Microcontrollers
• Manufacturer: MOTOROLA [Motorola, Inc]

Electrical Specification
25.2.6 ADC Characteristics
Advance Information
448
Resolution
Absolute Accuracy
Conversion Range (see Note 1)
Power-Up Time
Input Leakage (see Note 3)
Conversion Time
Monotonicity
Zero Input Reading
Full-Scale Reading
Sample Time (see Note 2)
Input Capacitance
ADC Internal Clock
Analog Input Voltage
NOTES:
(V
0.5v)
Ports B and D
1.
2.
3.
REFL
V
Source impedances greater than 10 k adversely affect internal RC charging time during input sampling.
The external system error caused by input leakage current is approximately equal to the product of R source and
input current.
DD
= 0 V, V
= 5.0 Vdc 0.5v, V
DDA
Characteristic
/V
DDAREF
SS
Freescale Semiconductor, Inc.
= 0 Vdc, V
= V
For More Information On This Product,
REFH
= 5 V
DDA
Go to: www.freescale.com
/V
Electrical Specification
DDAREF
= 5.0 Vdc 0.5v, V
V
V
500 k
Min
REFL
REFL
FE
–1
16
–1
16
00
—
8
5
1.048 M
V
V
Max
REFH
REFH
FF
+1
17
17
01
—
Inherent within Total Error
8
1
8
SSA
= 0 Vdc, V
Cycles
Cycles
Clock
Clock
ADC
ADC
Unit
LSB
Hex
Hex
Bits
pF
Hz
V
V
A
s
REFH
68HC908AZ32A — Rev 0.0
= 5.0 Vdc
Tested Only at 1 MHz
Includes Sampling
Conversion Time
V
Quantization
V
V
Comments
Not Tested
REFL
IN
IN
Includes
Period
Time
= V
= V
0.5v
MOTOROLA
= V
REFH
REFL
SSA