MC908AP32CFBE Freescale, MC908AP32CFBE Datasheet - Page 308

• Manufacturer Part Number: MC908AP32CFBE
• Manufacturer: Freescale

Specifications of MC908AP32CFBE

• Cpu Family: HC08
• Device Core Size: 8b
• Frequency (max): 8MHz
• Interface Type: SCI/SPI
• Total Internal Ram Size: 2KB
• # I/os (max): 32
• Number Of Timers - General Purpose: 4
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 2.7V
• On-chip Adc: 8-chx10-bit
• Instruction Set Architecture: CISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 44
• Package Type: PQFP
• Program Memory Type: Flash
• Program Memory Size: 32KB
• Lead Free Status / RoHS Status: Compliant

Electrical Specifications
22.12 3V ADC Electrical Characteristics
306
Supply voltage
Input range
Resolution
Absolute accuracy
ADC internal clock
Conversion range
ADC voltage reference
high
ADC voltage reference
low
Conversion time
Sample time
Monotonicity
Zero input reading
Full-scale reading
Input capacitance
Input impedance
V
1. V
REFH
Characteristic
DD
/V
= 2.7 to 3.3 Vdc, V
REFL
(1)
SS
Symbol
V
V
= 0 Vdc, T
V
I
V
f
C
R
t
t
M
Z
F
B
A
R
VREF
ADIC
REFH
Table 22-11. ADC Electrical Characteristics (3V)
REFL
ADC
ADS
ADIN
DDA
ADI
ADI
ADI
ADI
AD
AD
AD
AD
A
MC68HC908AP Family Data Sheet, Rev. 4
= T
V
SSA
L
V
500k
20M
3FD
Min
000
2.7
REFL
to T
10
16
—
—
—
—
0
5
– 0.1
H
, unless otherwise noted.
Guaranteed
V
1.048M
DDA
V
V
± 1.5
Max
3FF
001
REFH
3.3
1.6
10
17
20
DDA
—
—
—
+ 0.1
cycles
cycles
t
t
HEX
HEX
Unit
LSB
bits
ADIC
ADIC
mA
Hz
pF
Ω
V
V
V
V
V
V
be tied to V
proper decoupling.
V
Includes quantization.
±0.5 LSB = ±1 ADC step.
t
V
V
Not tested.
Not tested.
ADIC
ADIN
ADIN
ADIN
DDA
= 1/f
is an dedicated pin and should
≤ V
= V
= V
DDA
REFL
REFH
ADIC
DD
Freescale Semiconductor
on the PCB with
Notes