7220 Datasheet, PDF (22/303 Pages) Renesas Technology Corp – 8-BIT SINGLE-CHIP MICROCOMPUTER

OVERVIEW
1.1 Performance overview
Table 1.1.2 Performance overview (2)
Parameter
Subroutine nesting
M37221M4-XXXSP
M37221M6-XXXSP/FP
M37221M8-XXXSP
M37221MA-XXXSP
Interrupt
Clock generating circuit
Power source voltage
Power dissipation
CRT ON
CRT OFF
In stop mode
12V withstand ports
LED drive ports
Operating temperature range
Device structure
Package
M37221M4-XXXSP
M37221M6-XXXSP
M37221M8-XXXSP
M37221MA-XXXSP
M37221M6-XXXFP
CRT display function ^{Number of display characters}
Dot structure
Kinds of characters
Kinds of character sizes
Kinds of character
colors
Display position (horizontal, vertical)
Performance
96 levels (maximum)
128 levels (maximum)
External interrupt ! 3, Internal timer interrupt ! 4, Serial
I/O interrupt ! 1, CRT interrupt ! 1, Multi-master I²C-
BUS interface interrupt ! 1, f(XIN)/4096 interrupt ! 1,
VSYNC interrupt ! 1, BRK interrupt ! 1
2 built-in circuits (externally connected to a ceramic
resonator or a quartz-crystal oscillator)
5 V ± 10 %
165 mW typ. (at oscillation frequency f(XIN) = 8 MHz,
fCRT = 8 MHz)
110 mW typ. (at oscillation frequency f(XIN) = 8 MHz)
1.65 mW (maximum)
6
4
–10 °C to 70 °C
CMOS silicon gate process
42-pin shrink plastic molded DIP
42-pin shrink plastic molded SOP
24 characters ! 2 lines (maximum 16 lines by software)
12 ! 16 dots
256 kinds
3 kinds
Maximum 7 kinds (R, G, B); can be specified by the
character
64 levels (horizontal) ! 128 levels (vertical)
Note: Only M37221M8-XXXSP and M37221MA-XXXSP have the function.
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7220 Group User’s Manual