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ST72260GX Datasheet(PDF) 1 Page - STMicroelectronics

Part No. ST72260GX
Description  8-BIT MCU WITH FLASH OR ROM MEMORY, ADC, TWO 16-BIT TIMERS, I2C, SPI, SCI INTERFACES
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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 1 page
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Rev. 3
June 2005
1/172
ST72260Gx, ST72262Gx,
ST72264Gx
8-BIT MCU WITH FLASH OR ROM MEMORY,
ADC, TWO 16-BIT TIMERS, I2C, SPI, SCI INTERFACES
Memories
– 4 K or 8 Kbytes Program memory: ROM or
Single voltage extended Flash (XFlash) with
read-out protection write protection and In-
Circuit Programming and In-Application Pro-
gramming (ICP and IAP). 10K write/erase cy-
cles guaranteed, data retention: 20 years at
55°C.
– 256 bytes RAM
Clock, Reset and Supply Management
– Enhanced reset system
– Enhanced low voltage supply supervisor
(LVD) with 3 programmable levels and auxil-
iary voltage detector (AVD) with interrupt ca-
pability for implementing safe power-down
procedures
– Clock sources: crystal/ceramic resonator os-
cillators, internal RC oscillator and bypass for
external clock
– PLL for 2x frequency multiplication
– Clock-out capability
– 4 Power Saving Modes: Halt, Active Halt,Wait
and Slow
Interrupt Management
– Nested interrupt controller
– 10 interrupt vectors plus TRAP and RESET
– 22 external interrupt lines (on 2 vectors)
22 I/O Ports
– 22 multifunctional bidirectional I/O lines
– 20 alternate function lines
– 8 high sink outputs
4 Timers
– Main Clock Controller with Real time base and
Clock-out capabilities
– Configurable watchdog timer
– Two 16-bit timers with: 2 input captures, 2 out-
put compares, external clock input on one tim-
er, PWM and Pulse generator modes
3 Communication Interfaces
– SPI synchronous serial interface
–I2C multimaster interface (SMBus V1.1 Com-
pliant)
– SCI asynchronous serial interface
1 Analog peripheral
– 10-bit ADC with 6 input channels
Instruction Set
– 8-bit data manipulation
– 63 basic instructions with illegal opcode de-
tection
– 17 main addressing modes
– 8 x 8 unsigned multiply instruction
Development Tools
– Full hardware/software development package
Device Summary
SDIP32
SO28
LFBGA 6x6mm
Features
ST72260G1
ST72262G1
ST72262G2
ST72264G1
ST72264G2
Program memory - bytes
4K
4K
8K
4K
8K
RAM (stack) - bytes
256 (128)
Peripherals
Watchdog timer, RTC,
Two16-bit timers, SPI
Watchdog timer, RTC,
Two 16-bit timers, SPI, ADC
Watchdog timer, RTC,
Two 16-bit timers, SPI, SCI, I2C, ADC
Operating Supply
2.7 V to 5.5 V
CPU Frequency
Up to 8 MHz (with oscillator up to 16 MHz) PLL 4/8 MHz
Operating Temperature
-40° C to +85° C
-40° C to +85° C
0° C to +70° C /
-40° C to +85° C
Packages
SO28 / SDIP32
SO28 / SDIP32
LFBGA
1




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