4518 Datasheet, PDF (158/160 Pages) Renesas Technology Corp – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

REVISION HISTORY
4518 Group Data Sheet
Rev. Date
Description
Page
Summary
1.00 Jan. 14, 2003 –
First edition issued
2.00 Apr. 15, 2003
Some values of the following table are revised.
145
RECOMMENDED OPERATING CONDITIONS 1;
• Supply voltage (when quartz-crystal oscillator is used)
• RAM back voltage
147
RECOMMENDED OPERATING CONDITIONS 3;
• Oscillation frequency (with a quartz-crystal oscillator)
150
A/D CONVERTER RECOMMENDED OPERATING CONDITIONS;
• Supply voltage
• A/D conversion clock frequency
151
A/D CONVERTER CHARACTERISTCS;
• Linearity error
• Differential non-linearity error
• Zero transition voltage
• Full-scale transition voltage
• Comparator error
152
VOLTAGE DROP DETECTION CIRCUIT;
• Detection voltage (reset occurs)
•Detection voltage (reset release)
3.00 Jul. 27, 2004 ^{All pages Words standardized: On-chip oscillator, A/D converter}
4 PERFORMANCE OVERVIEW: Power dissipation revised.
5 PIN DESCRIPTION: Description of RESET pin revised.
15 Port block diagram (7): Period measurement circuit added.
25 Fig.17: Period measurement circuit added.
28 Fig.20 revised.
29 Fig.23 revised.
33 Fig.26: Note added.
34 Table 10 W13: (Note 2) added, W33: (Note 2) → (Note 3).
39 (12): Some description added.
40 (14): Some description added.
44 Some description added.
45 Fig.33: “DI” instruction added.
46 Table 11: Relative accuracy revised.
57 Fig.46: SRST instruction added.
70 11 Timer 4: Some description added.
72 Fig.64 revised.
73 Fig.67 revised.
75 Note on Power Source Voltage added.
76 I13, I12: (Note 2) added.
77 W13: (Note 2) added, and Note 2 added.
85 SNZ0, SNZ1 revised.
154 Fig.73 revised.
3.01 Jun.15, 2005 All pages
1
2
4
41
Delete the following: “PRELIMINARY”.
Package name revised.
Pin configuration: Package name revised.
PERFORMANCE OVERVIEW: Package name revised.
•Prescaler, Timer 1, Timer 2 and Timer 3 count start timing and count time when
operation starts, •Timer 4 count start timing and count time when operation starts
added.
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