MC9S08DN60_08 Datasheet, PDF (317/356 Pages) Freescale Semiconductor, Inc – Microcontrollers

Characteristic
Ref Voltage
High
Ref Voltage
Low
Appendix A Electrical Characteristics
Table A-9. 12-bit ADC Operating Conditions (continued)
Conditions
Symb
Min
Typ¹
Max
Unit
Comment
V_REFH
2.7
V_DDAD V_DDAD
V_REFL
V_SSAD V_SSAD V_SSAD
V
Applicable in only
64-pin packages
{V_REFH < V_DDAD
characterized but
not production test}
V
Not Applicable in
64-pin packages
(only 32- and
48-pin packages)
Input Voltage
Input
Capacitance
V_ADIN
V_REFL
—
V_REFH
V
C_ADIN
—
4.5
5.5
pF
Input
Resistance
R_ADIN
—
3
5
kΩ
Analog Source
Resistance
12 bit mode
f_ADCK > 4MHz
f_ADCK < 4MHz
R_AS
—
—
—
—
kΩ
External to MCU
2
5
10 bit mode
f_ADCK > 4MHz
f_ADCK < 4MHz
—
—
5
—
—
10
8 bit mode (all valid f_ADCK)
—
—
10
ADC
Conversion
Clock Freq.
High Speed (ADLPC=0)
Low Power (ADLPC=1)
f_ADCK
0.4
—
8.0
MHz
0.4
—
4.0
1 _{Typical values assume VDDAD = 5.0V, Temp = 25°C, fADCK=1.0MHz unless otherwise stated. Typical values are for reference}
only and are not tested in production.
2 _{DC potential difference.}
MC9S08DN60 Series Data Sheet, Rev 3
Freescale Semiconductor
317