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| SH7080 Datasheet, PDF (1023/1644 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH™ RISC engine Family | |||
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Section 19 A/D Converter (ADC)
Table 19.4 A/D Conversion Time (Single Mode)
Item
A/D conversion
start delay time
Input sampling
time
A/D conversion
time
Symbol
tD
STC = 0
CKSL1 = 0
CKSL1 = 1
CKSL0 = 0
CKSL0 = 1
CKSL0 = 0
CKSL0 = 1
Min. Typ. Max. Min. Typ. Max. Min. Typ. Max. Min. Typ. Max.
2 6
2 5
2 4
2 3
tSPL
 24   18   12   6 
tCONV
202  206 152  155 102  104 52  53
STC = 1
CKSL1 = 0
CKSL1 = 1
CKSL0 = 0
CKSL0 = 1
CKSL0 = 0
CKSL0 = 1
Item
Symbol Min. Typ. Max. Min. Typ. Max. Min. Typ. Max. Min. Typ. Max.
A/D conversion tD
start delay time
2 6
2 5
2 4
2 3
Input sampling tSPL
time
 36   27   18   9 
A/D conversion tCONV
time
258  262 194  197 130  132 66  67
Note: All values represent the number of states for PÏ.
Table 19.5 A/D Conversion Time (Scan Mode)
STC
0
1
CKSL1
0
1
0
1
CKSL0
0
1
0
1
0
1
0
1
Conversion Time
(State)
200 (Fixed)
150 (Fixed)
100 (Fixed)
50 (Fixed)
256 (Fixed)
192 (Fixed)
128 (Fixed)
64 (Fixed)
Conversion Time Calculation Example
PÏ = 25 MHz
PÏ = 40 MHz
8 µs
5 µs
6 µs
3.8 µs
4 µs
2.5 µs
2 µs
Setting prohibited
10.2 µs
6.4 µs
7.7 µs
4.8 µs
5.1 µs
3.2 µs
2.6 µs
Setting prohibited
Rev. 3.00 May 17, 2007 Page 965 of 1582
REJ09B0181-0300
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