Input Timing For External Interrupts - Samsung S3C9228 User Manual

ELECTRICAL DATA
°
(T = – 25 C to + 85
A
Parameter
Resolution
Total accuracy
Integral linearity error
Differential linearity error
Offset error of top
Offset error of bottom
(1)
Conversion time
Analog input voltage
Analog input impedance
Analog input current
NOTES:
1. 'Conversion time' is the time required from the moment a conversion operation starts until it ends.
2. I is an operating current during A/D conversion.
ADC
External
Interrupt
16-8
Table 16-6. A/D Converter Electrical Characteristics
°
C, V = 2.7 V to 5.5 V, V
DD
Symbol
VDD = 5.12 V
ILE fxx = 8 MHz
f
DLE
CON
EOT
EOB
T
10-bit resolution
CON
50 × fxx/4, fxx = 8MHz
V
IAN
R
AN
I V = 5 V
ADIN DD
I V = 5 V
ADC DD
V = 3 V
DD
V = 5 V
DD
When power down mode
t
INTL
NOTE: The unit t
Figure 16-3. Input Timing for External Interrupts
= 0 V)
SS
Conditions
= fxx/4
–
–
0.8 V
DD
0.2 V
DD
means one CPU clock period.
CPU
S3C9228/P9228_UM_REV1.10
Min Typ
– 10
– –
– –
– –
±1
–
±0.5
–
25 –
V
–
SS
2 1000
– –
– 1
0.5
100
t
INTH
Max Unit
– bit
±3
LSB
±2
±1
±3
±2
μS
–
V
V
DD
– MΩ
μA
10
3 mA
1.5
500 nA