ELECTRICAL DATA
S3C9442/C9444/F9444/C9452/C9454/F9454
Table 13-7. A/D Converter Electrical Characteristics
(TA = – 40 °C to + 85 °C, VDD = 2.7 V to 5.5 V, VSS = 0 V)
Parameter
Total accuracy
Integral linearity
error
Differential linearity
error
Offset error of top
Offset error of
bottom
Conversion
time (1)
Analog input
voltage
Analog input
impedance
Analog input
current
Analog block
current (2)
Symbol
–
ILE
DLE
EOT
EOB
tCON
VIAN
RAN
IADIN
IADC
Test Conditions
VDD = 5.12 V
CPU clock = 10 MHz
VSS = 0 V
″
″
″
″
fOSC = 10 MHz
–
–
VDD = 5 V
VDD = 5 V
VDD = 3 V
VDD = 5 V
power down mode
Min
Typ
Max
–
–
±3
–
–
±2
–
–
±1
–
±1
±3
–
±1
±2
–
20
–
VSS
–
VDD
2
–
–
–
–
10
–
1
3
0.5
1.5
–
100
500
NOTES:
1. “Conversion time” is the time required from the moment a conversion operation starts until it ends.
2. IADC is operating current during A/D conversion.
Unit
LSB
µs
V
MΩ
µA
mA
nA
13-8