Datasheet

Appendix A Electrical Characteristics
MC9S08DZ128 Series Data Sheet, Rev. 1
Freescale Semiconductor 433
Table A-10. 5 Volt 12-bit ADC Characteristics (V
REFH
= V
DDA
, V
REFL
= V
SSA
)
Characteristic Conditions C Symb Min Typ
1
Max Unit Comment
Supply Current
ADLPC=1
ADLSMP=1
ADCO=1
T
I
DDAD
— 133 — μA
Supply Current
ADLPC=1
ADLSMP=0
ADCO=1
T
I
DDAD
— 218 — μA
Supply Current
ADLPC=0
ADLSMP=1
ADCO=1
T
I
DDAD
— 327 — μA
Supply Current
ADLPC=0
ADLSMP=0
ADCO=1
T
I
DDAD
— 0.582 1 mA
Supply Current Stop, Reset, Module Off T I
DDAD
— 0.011 1 μA
ADC
Asynchronous
Clock Source
High Speed (ADLPC=0)
D
f
ADACK
2 3.3 5 MHz t
ADACK
=
1/f
ADACK
Low Power (ADLPC=1) 1.25 2 3.3
Conversion
Time (Including
sample time)
Short Sample (ADLSMP=0)
D
t
ADC
— 20 — ADCK
cycles
See the ADC
Chapter for
conversion
time variances
Long Sample (ADLSMP=1) — 40 —
Sample Time Short Sample (ADLSMP=0)
D
t
ADS
— 3.5 — ADCK
cycles
Long Sample (ADLSMP=1) — 23.5 —
Total
Unadjusted
Error
12 bit mode T E
TUE
— ±3.0 ±10 LSB
2
Includes
quantization
10 bit mode P — ±1 ±2.5
8 bit mode T — ±0.5 ±1.0
Differential
Non-Linearity
12 bit mode T DNL — ±1.75 ±4.0 LSB
2
10 bit mode
3
P—±0.5 ±1.0
8 bit mode
3
T—±0.3 ±0.5
Integral
Non-Linearity
12 bit mode T INL — ±1.5 ±4.0 LSB
2
10 bit mode P — ±0.5 ±1.0
8 bit mode T — ±0.3 ±0.5
Zero-Scale
Error
12 bit mode C E
ZS
— ±1.5 ±6.0 LSB
2
V
ADIN
= V
SSAD
10 bit mode P — ±0.5 ±1.5
8 bit mode T — ±0.5 ±0.5