
Rev. Rev.
No. date
1.0 First Edition 991122
2.0 Page 1: 010108
FEATURES
• The minimum instruction execution time revised;
0.34 µs (at 6 MHz oscillation frequency, double-speed mode for the shortest instruction)
• Power source voltage added;
XIN oscillation frequency at ceramic oscillation , in high-speed mode
At 6 MHz.......................................4.5 to 5.5 V
• Power dissipation revised;
Mask ROM version........................22.5 mW (standard)
One Time PROM version..............30 mW (standard)
PIN CONFIGURATION
Fig. 1 revised; Package type → 32P6U-A, Product name “M37540M4T-XXXGP” added
Page 2: Fig. 2 revised; Product name “M37540M4T-XXXFP” added
Page 3: Fig. 4 M37540RSS pin configuration (42S1M) added
Page 4: Fig. 5 Functional block diagram revised; Package type → 32P6U
Page 7: PIN DESCRIPTION revised; Notes 1 to 3 added
Page 8: Package type revised;
→ 32P6U-A.....0.8 mm-pitch plastic molded LQFP
→ 36P2R-A.....0.8 mm-pitch plastic molded SSOP
Table 2 revised; Package type → 32P6U-A
Pages 9 to 11: Structure of CPU added
Page 12: Fig. 11 Initial value added, Fig. 12 Description revised
Page 16: Table 5 Non-port function of port P0 revised, Notes 2 and 3 added
Page 17: Fig. 17 Port P0 revised
Page 18: Fig. 18 Note added
Page 20: Fig. 20 Initial values added, Interrupt enable bit of ICON1; Note added
Page 21: Fig. 21 Port P00 key-on wakeup selection bit added
REVISION DESCRIPTION LIST 7540 Group DATA SHEET
(1/5)
Revision Description
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