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Section 21 A/D Converter
Rev. 4.00 Sep. 14, 2005 Page 811 of 982
REJ09B0023-0400
P
φ
Write
signal
ADF
ADCSR
write cycle
Input sampling
timing
t
D
: A/D conversion start delay
t
SPL
: Input sampling time
t
CONV
: A/D conversion time
[Legend]
Address
ADCSR address
t
D
t
SPL
t
CONV
Figure 21.5 A/D Conversion Timing
Table 21.3 A/D Conversion Time (Single Mode)
CKS1 = 1, CKS0 = 1
CKS1 = 1, CKS0 = 1
CKS1 = 1, CKS0 = 1
Symbol Min. Typ. Max. Min. Typ. Max. Min. Typ. Max.
A/D conversion
start delay
t
D
18 — 21 10 — 13 6 — 9
Input sampling
time
t
SPL
— 129
— — 65 — — 33 —
A/D conversion
time
t
CONV
535 — 545 275 — 285 141 — 151
Note: Values in the table are numbers of states (t
cyc
).
Table 21.4 A/D Conversion Time (Multi Mode and Scan Mode)
CKS1
CKS0
Conversion Time (t
cyc
)
0 128
(constant)
0
1 256
(constant)
0 512
(constant)
1
1 Reserved
Summary of Contents for HD6417641
Page 2: ...Rev 4 00 Sep 14 2005 Page ii of l...
Page 7: ...Rev 4 00 Sep 14 2005 Page vii of l...
Page 11: ...Rev 4 00 Sep 14 2005 Page xi of l USB Universal serial bus WDT Watch dog timer...
Page 12: ...Rev 4 00 Sep 14 2005 Page xii of l...
Page 28: ...Rev 4 00 Sep 14 2005 Page xxviii of l...
Page 204: ...Section 4 Clock Pulse Generator CPG Rev 4 00 Sep 14 2005 Page 154 of 982 REJ09B0023 0400...
Page 212: ...Section 5 Watchdog Timer WDT Rev 4 00 Sep 14 2005 Page 162 of 982 REJ09B0023 0400...
Page 228: ...Section 6 Power Down Modes Rev 4 00 Sep 14 2005 Page 178 of 982 REJ09B0023 0400...
Page 246: ...Section 8 X Y Memory Rev 4 00 Sep 14 2005 Page 196 of 982 REJ09B0023 0400...
Page 318: ...Section 11 User Break Controller UBC Rev 4 00 Sep 14 2005 Page 268 of 982 REJ09B0023 0400...
Page 454: ...Section 12 Bus State Controller BSC Rev 4 00 Sep 14 2005 Page 404 of 982 REJ09B0023 0400...
Page 504: ...Section 14 U Memory Rev 4 00 Sep 14 2005 Page 454 of 982 REJ09B0023 0400...
Page 566: ...Section 17 Compare Match Timer CMT Rev 4 00 Sep 14 2005 Page 516 of 982 REJ09B0023 0400...
Page 868: ...Section 21 A D Converter Rev 4 00 Sep 14 2005 Page 818 of 982 REJ09B0023 0400...
Page 914: ...Section 23 I O Ports Rev 4 00 Sep 14 2005 Page 864 of 982 REJ09B0023 0400...
Page 956: ...Section 24 List of Registers Rev 4 00 Sep 14 2005 Page 906 of 982 REJ09B0023 0400...
Page 1016: ...Section 25 Electrical Characteristics Rev 4 00 Sep 14 2005 Page 966 of 982 REJ09B0023 0400...
Page 1024: ...Appendix Rev 4 00 Sep 14 2005 Page 974 of 982 REJ09B0023 0400...
Page 1032: ...Rev 4 00 Sep 14 2005 Page 982 of 982 REJ09B0023 0400 X X Y data addressing 52 X Y memory 193...
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Page 1036: ...SH7641 Hardware Manual...