
MITSUBISHI MICROCOMPUTERS
M37270MF-XXXSP
M37270EF-XXXSP, M37270EFSP
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
and ON-SCREEN DISPLAY CONTROLLER
85
mA
µA
mA
µA
V
V
Max.
30
45
200
4
100
10
0.4
Limits
Power source current
“H” output voltage R, G, B, OUT1, OUT2, P03,
P15–P17, P20–P27, P30, P31
“L” output voltage R, G, B, OUT1, OUT2, SOUT,
SCLK, P00–P07, P15–P17,
P20–P27, P50, P32, P47, P56,
P57, P60–P62, P65–P67
“L” output voltage P30, P31
“L” output voltage P11–P14
Hysteresis RESET
Hysteresis (Note 6) HSYNC, VSYNC, P41–P44,
P46, P11–P14, P17
“H” input leak current RESET, P03, P10–P17,
P20–P27, P30, P31, P40–P46,
P63, P64, HSYNC, VSYNC
“L” input leak current RESET, P00–P07, P10–P17,
P20–P27, P30, P31, P40–P46,
P63, P64, HSYNC, VSYNC
“H” input leak current P00–P02, P04–P07, P50,
P60–P62
I
2
C-BUS·BUS switch connection resistor
(between SCL1 and SCL2, SDA1 and SDA2)
Min.
2.4
ELECTRIC CHARACTERISTICS (VCC = 5 V ± 10 %, VSS = 0 V, f(XIN) = 8 MHz, Ta = –10 °C to 70 °C, unless otherwise noted)
ICC
VOH
VOL
Typ.
15
30
60
2
25
1
Symbol
Parameter Test conditions Unit
Wait mode
Stop mode
System operation
V
CC = 5.5 V, f(XIN) = 0,
f(XCIN) = 32kHz,
OSD OFF, Data slicer OFF,
Low-power dissipation
mode set (CM5 = “0”,
CM6 = “1”)
VCC = 5.5 V, f(XIN) = 8 MHz
VCC = 5.5 V, f(XIN) = 0,
f(XCIN) = 32kHz,
Low-power dissipation
mode set (CM5 = “0”,
CM6 = “1”)
VCC = 5.5 V, f(XIN) = 0,
f(XCIN) = 0
VCC = 4.5 V
IOH = –0.5 mA
VCC = 4.5 V
IOL = 0.5 mA
CRT OFF
Data slicer OFF
CRT ON
Data slicer ON
V
CC
= 5.5 V,
f(X
IN
) = 8 MHz
0.5
0.5
3.0
0.4
0.6
0.7
1.3
5
5
10
130
VT+–VT–
IIZH
IIZL
IIZH
RBS
V
µA
µA
µA
Ω
VCC = 4.5 V
IOL = 10.0 mA
VCC = 4.5 V IOL = 3 mA
IOL = 6 mA
VCC = 5.0 V
VCC = 5.0 V
VCC = 5.5 V
VI = 5.5 V
VCC = 5.5 V
VI = 0 V
VCC = 5.5 V
VI = 12 V
VCC = 4.5 V
Notes 1: The total current that flows out of the IC must be 20 or less.
2: The total input current to IC (IOL1 + IOL2 + IOL3) must be 20 mA or less.
3: The total average input current for ports P30, P31 to IC must be 10 mA or less.
4: Connect 0.1 µF or more capacitor externally across the power source pins VCC–VSS and AVCC–VSS so as to reduce power source
noise.
Also connect 0.1 µF or more capacitor externally across the pins VCC–CNVSS.
5: Use a quartz-crystal oscillator or a ceramic resonator for the CPU oscillation circuit. When using the data slicer, use 8 MHz.
6: P1
6, P41–P44 have the hysteresis when these pins are used as interrupt input pins or timer input pins. P11–P14 have the hysteresis
when these pins are used as multi-master I
2
C-BUS interface ports. P17 and P46 have the hysteresis when these pins are used as
serial I/O pins.
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