Features: • Basic machine-language instructions ..................71• The minimum instruction execution time .... 0.25 s(at 8 MHz oscillation frequency, double-speed mode)• Memory size ROM ................................... 2 K, 4K, 6 K bytes RAM ...................................
7548 Group: Features: • Basic machine-language instructions ..................71• The minimum instruction execution time .... 0.25 s(at 8 MHz oscillation frequency, double-speed mode)• Memory ...
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Office automation equipment, factory automation equipment, home electric appliances, consumer electronics, etc.
Symbol | Parameter | Conditions | Ratings | Unit |
VCC | Power source voltage | All voltages are based on VSS. When an input voltage is measured, output transistors are cut off. |
−0.3 to 6.5 | V |
VI | Input voltage P00−P07, P10−P15, P20, P21 |
−0.3 to VCC + 0.3 | V | |
VI | Input voltage RESET | −0.3 to VCC + 0.3 | V | |
VI | Input voltage CNVSS | −0.3 to VCC + 0.3 | V | |
VO | Output voltage P00−P07, P10−P15, P20, P21 |
−0.3 to VCC + 0.3 | V | |
Pd | Power dissipation | Ta = 25 °C | 300 | mW |
Topr | Operating temperature | −20 to 85 | °C | |
Tstg | Storage temperature | −40 to 125 | °C |
The 7548 Group is the 8-bit microcomputer based on the 740 family core technology.
The 7548 Group has an 8-bit timer, 16-bit timer, serial interface,A/D converter, power-on reset circuit and the low voltage detection circuit. Also, the Function set ROM is equipped.