The HD404449 Series is a HMCS400-series microcomputer designed to increase program productivity with large-capacity memory. Each microcomputer has four timers, two serial interfaces, A/D converter, input capture circuit, 32-kHz oscillator for clock, and four low-power dissipation modes. The HD404449 Series includes three chips: the HD404448 with 8-kword ROM.
• 8,192-word × 10-bit ROM (HD404448) 16,384-word × 10-bit ROM (HD404449 and HD4074449)
• 1,152-digit × 4-bit RAM
• 64 I/O pins, including 10 high-current pins (15 mA, max)
• Four timer/counters
• Eight-bit input capture circuit
• Three timer outputs (including two PWM outputs)
• Two event counter inputs (including one double-edge function)
• Two clock-synchronous 8-bit serial interfaces
• A/D converter (4-channel × 8-bit)
• Built-in oscillators Main clock: 4-MHz ceramic oscillator or crystal (an external clock is also possible) Subclock: 32.768-kHz crystal
• Eleven interrupt sources Fou.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | HD4074448 |
Hitachi |
(HD4074448 / HD4074449) MICROCONTROLLER | |
2 | HD4074408 |
Hitachi |
(HD4074408 / HD4074418) MICROCONTROLLER | |
3 | HD4074418 |
Hitachi |
(HD4074408 / HD4074418) MICROCONTROLLER | |
4 | HD4074458 |
Hitachi |
(HD4074458 / HD4074459) MICROCONTROLLER | |
5 | HD4074459 |
Hitachi |
(HD4074458 / HD4074459) MICROCONTROLLER | |
6 | HD4074008 |
Hitachi Semiconductor |
Two timer/counters | |
7 | HD4074008C |
Hitachi Semiconductor |
Two timer/counters | |
8 | HD4074008F |
Hitachi Semiconductor |
Two timer/counters | |
9 | HD4074008H |
Hitachi Semiconductor |
Two timer/counters | |
10 | HD4074008S |
Hitachi Semiconductor |
Two timer/counters | |
11 | HD4074019 |
Hitachi |
(HD404019 / HD4074019) Microcontroller | |
12 | HD4074318H |
Hitachi Semiconductor |
4-bit HMCS400-series microcomputer |