h8s-2161b Renesas Electronics Corporation., h8s-2161b Datasheet - Page 697

• Manufacturer Part Number: h8s-2161b
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Legend:
X:
Table 25.1 Operating Frequency and Wait Time
Shaded cells indicate the recommended specification.
Note:
Bit
2
1
0
STS2 STS1 STS0 Wait Time
0
0
0
0
1
1
1
1
Don't care
0
0
1
1
0
0
1
1
Bit Name Initial Value R/W
SCK2
SCK1
SCK0
* This setting cannot be made in the flash-memory version of this LSI.
0
1
0
1
0
1
0
1
0
0
0
8192 states
16384 states
32768 states
65536 states
131072 states 8.2
262144 states 16.4
Reserved
16 states *
R/W
R/W
R/W
20 MHz 10 MHz 8 MHz
0.4
0.8
2.0
4.1
0.8
Description
System Clock Select 2 to 0
Selects a clock for the bus master in high-speed mode or
medium-speed mode.
When making a transition to subactive mode or watch
mode, SCK2 to SCK0 must be cleared to B'000.
000: High-speed mode
001: Medium-speed clock: /2
010: Medium-speed clock: /4
011: Medium-speed clock: /8
100: Medium-speed clock: /16
101: Medium-speed clock: /32
11X: —
0.8
1.6
3.3
6.6
13.1
26.2
1.6
1.0
2.0
4.1
8.2
16.4
32.8
2.0
Rev. 3.00 Mar 21, 2006 page 643 of 788
6 MHz
1.3
2.7
5.5
10.9
21.8
43.6
2.7
Section 25 Power-Down Modes
4 MHz
2.0
4.1
8.2
16.4
32.8
65.6
4.0
REJ09B0300-0300
2 MHz
4.1
8.2
32.8
65.5
8.0
16.4
131.2
Unit
ms
s