C541U データシートの表示（PDF） - Infineon Technologies
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C541U Datasheet PDF : 65 Pages
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C540U
C541U
Features (cont’d) :
• Up to 64K byte external data memory
• 256 byte on-chip RAM
• Four parallel I/O ports
– P-LCC-44 package : three 8-bit ports and one 6-bit port
– P-SDIP-52 package : four 8-bit ports
– LED current drive capability for 3 pins (10 mA)
• Two 16-bit timer/counters (C501 compatible)
• SSC synchronous serial interface (SPI compatible) (only C541U)
– Master and slave capable
– Programmable clock polarity / clock-edge to data phase relation
– LSB/MSB first selectable
– 1.5 MBaud transfer rate at 12 MHz operating frequency
• 7 interrupt sources (2 external, 5 internal with 2 USB interrupts) selectable at 2 priority levels
• Enhanced fail safe mechanisms
– Programmable watchdog timer (only C541U)
– Oscillator watchdog
• Power saving modes
– idle mode
– software power down mode with wake-up capability through INT0 pin or USB
• On-chip emulation support logic (Enhanced Hooks Technology TM)
• P-LCC-44 and P-SDIP-52 packages
• Power supply voltage range : 4.0V to 5.5V
• Temperature Range :
SAB-C540U
SAB-C541U
TA = 0 to 70 °C
TA = 0 to 70 °C
Table 1
Ordering Information
Type
Ordering Code Package
SAB-C540U-EN
SAB-C540U-EP
SAB-C541U-1EN
SAB-C541U-1EP
Q67126-C2042
Q67120-C2043
Q67126-C2001
Q67120-C2021
P-LCC-44-2
P-SDIP-52-1
P-LCC-44-2
P-SDIP-52-1
Description
(8-Bit CMOS microcontroller)
8-Bit CMOS microcontroller (12 MHz)
8-Bit CMOS microcontroller (12 MHz)
8-Bit CMOS microcontroller (12 MHz)
8-Bit CMOS microcontroller (12 MHz)
Semiconductor Group
4
1997-10-01
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