MC68HC908LK24 MOTOROLA [Motorola, Inc], MC68HC908LK24 Datasheet - Page 443

• Manufacturer Part Number: MC68HC908LK24
• Description: Microcontrollers
• Manufacturer: MOTOROLA [Motorola, Inc]

24.12 5V ADC Electrical Characteristics
MC68HC908LJ24/LK24 — Rev. 2
MOTOROLA
Supply voltage
Input range
Resolution
Absolute accuracy
ADC internal clock
Conversion range
ADC voltage
ADC voltage
Conversion time
Sample time
Monotonically
Zero input reading
Full-scale reading
Input capacitance
Input impedance
V
REFH
reference high
reference low
Characteristic
/V
REFL
Symbol
V
Table 24-10. 5V ADC Electrical Characteristics
V
V
V
I
f
C
R
t
M
Z
R
t
F
VREF
B
A
ADIC
REFH
ADIN
REFL
ADC
ADS
DDA
ADI
ADI
ADI
ADI
AD
AD
AD
AD
Freescale Semiconductor, Inc.
For More Information On This Product,
V
SSA
V
20M
32 k
3FC
Min
000
4.5
REFL
10
16
Go to: www.freescale.com
—
—
—
—
0
5
– 0.1
Electrical Specifications
Guaranteed
V
DDA
V
V
± 1.5
Max
3FF
2 M
001
REFH
5.5
1.6
10
17
20
DDA
—
—
—
+ 0.1
cycles
cycles
t
t
HEX
HEX
Unit
LSB
ADIC
ADIC
bits
mA
Hz
pF
Ω
V
V
V
V
V
V
V
Includes quantization.
±0.5 LSB = ±1 ADC count.
t
V
V
V
Not tested.
Not tested.
5V ADC Electrical Characteristics
ADIC
ADIN
ADIN
ADIN
DDA
should be tied to V
PCB with proper decoupling.
SSA
= 1/f
is an dedicated pin and
is tied to V
≤ V
= V
= V
DDA
REFL
REFH
ADIC
Electrical Specifications
Notes
SS
internally.
DD
Data Sheet
on the
443