FIC03272 Datasheet, PDF (13/14 Pages) List of Unclassifed Manufacturers – Microprocessor for handling signals from the TGS4161 carbon dioxide sensor

TECHNICAL INFORMATION FOR FIC03272
6-3 A/D conversion characteristics (Table 9)
Parameter
Symbol
Conditions
Min. Typ. Max. Unit
Analog reference voltage VAREF
(Mask option)
VDD - 1.5 -
VDD
V
Analog reference
voltage range
∆VAREF
VAREF - Vss
2.7
-
-
V
Analog input voltage
VAIN
-
Vss
-
VDD
V
Analog supply current
IREF
-
-
0.5 1.0 mA
Nonlinearity error
Zero point error
Full scale error
Total error
-
VDD = 2.7 ~5.5V
-
-
VAREF = VDD ± 0.001V
Vss = 0.000V
-
-
-
±1
-
±1
LSB
-
±1
-
±2
6-4 AC characteristics (Table 10)
Table 9 - A/D conversion characteristics
(Topr = -30~+70˚C)
Parameter
Symbol
Condition
VDD = 2.7~5.5V
Instruction Cycle Time
tcy
VDD = 2.2~5.5V
in RC oscillation
High level clock pulse width
Low level clock pulse width
tWCH
tWCL
For external
clock
(XIN input)
VDD≥2.7V
VDD<2.7V
VDD≥2.7V
VDD<2.7V
A/D Conversion Time
tADC
-
A/D Sampling Time
tAIN
-
Shift data Hold Time
tSDH
-
Min.
1.0
1.9
3.2
60
120
60
120
-
-
0.5tcy-300
Typ.
-
-
24tcy
2tcy
-
Max.
20
-
-
-
-
Unit
µs
ns
µs
ns
Table 9 - A/D conversion characteristics
(Vss = 0, Topr = -30~+70˚C)
Revised 06/04
13