STC90C58AD series

Features:

• Enhanced 80C51 Central Processing Unit ,6T or 12T per machine cycle
• Operation voltage range: 5.5V~3.3V (STC90C58AD series) or 2.0V~ 3.6V (STC90LE58AD series)
• Operation frequency range: 0-40MHz @ 6T, or 0- 80MHz @12T, the actual operation frequency can up to 48MHz
• On-chip 4K/8K/13K/16K/32K/40K/48K/56K/61K FLASH program memory with flexible ISP/IAP capability
• On-chip 4352 byte (= 256 + 4096 byte) RAM
• Be capable of addressing up to 64K byte of external RAM
• Be capable of addressing up to 64K bytes external memory
• Dual Data Pointer (DPTR) to speed up data movement
• Three 16-bit timer/counter, Timer 2 is an up/down counter with programmable clcok output on P1.0
• 8 vector-address, 4 level priority interrupt capability
• 8-channel, 10-bit A/D Converter, whose speed can up to 250 thousand time
• One enhanced UART with hardware address-recognition, frame-error detection function, and with self baudrate generator.
• One 15 bits Watch-Dog-Timer with 8-bit pre-scaler (one-time-enabled)
• Integrate MAX810 — specialized reset circuit
• Two power management modes: idle mode and power-down mode
• Low EMI: inhibit ALE emission
• Power down mode can be woken-up by INT0/P3.2 pin, INT1/P3.3 pin, T0/P3.4, T1/P3.5, RXD/P3.0 pin, INT2/P4.3, INT3/P4.2
• 39 or 35 programmable I/O ports are available
• Four 8-bit bi-directonal ports; extra four-bit additional P4 are available for PLCC-44 and LQFP-44
• Operating temperature: -40 ~ +85oC (industrial) / 0~75oC (commercial)
• package type : LQFP-44, PDIP-40, PLCC-44