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ST7262 Datasheet(PDF) 1 Page - STMicroelectronics

Part No. ST7262
Description  LOW SPEED USB 8-BIT MCU WITH 3 ENDPOINTS, FLASH OR ROM MEMORY, LVD, WDG, 10-BIT ADC, 2 TIMERS, SCI, SPI
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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ST7262 Datasheet(HTML) 1 Page - STMicroelectronics

 
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June 2003
1/132
Rev. 2.2
ST7262
LOW SPEED USB 8-BIT MCU WITH 3 ENDPOINTS, FLASH OR
ROM MEMORY, LVD, WDG, 10-BIT ADC, 2 TIMERS, SCI, SPI
s
Memories
– 8K or 16K Program memory
(ROM, FASTROM or Dual voltage FLASH)
with read-write protection
– In-Application and In-Circuit Programming for
FLASH versions
– 384 to 768 bytes RAM (128-byte stack)
s
Clock, Reset and Supply Management
– Enhanced Reset System (Power On Reset)
– Low Voltage Detector (LVD)
– Clock-out capability
– 6 or 12 MHz Oscillator (8, 4, 2, 1 MHz internal
frequencies)
– 3 Power saving modes
s
USB (Universal Serial Bus) Interface
– DMA for low speed applications compliant
with USB 1.5 Mbs specification (v 1.1) and
USB HID specification (v 1.0):
– Integrated 3.3V voltage regulator and trans-
ceivers
– Suspend and Resume operations
– 3 Endpoints
s
Up to 31 I/O Ports
– Up to 31 multifunctional bidirectional I/O lines
– Up to 12 External interrupts (3 vectors)
– 13 alternate function lines
– 8 high sink outputs
(8 mA@0.4 V/20 mA@1.3 V)
– 2 true open drain pins (N buffer 8 mA@0.4 V)
s
3 Timers
– Configurable watchdog timer (8 to 500 ms
timeout)
– 8-bit Auto Reload Timer (ART) with 2 Input
Captures, 2 PWM outputs and External Clock
– 8-bit Time Base Unit (TBU) for generating pe-
riodic interrupts cascadable with ART
s
Analog Peripheral
– 10-bit A/D Converter with up to 8 input pins.
s
2 Communications Interfaces
– Asynchronous Serial Communication inter-
face
– Synchronous Serial Peripheral Interface
s
Instruction Set
– 8-bit data manipulation
– 63 basic instructions
– 17 main addressing modes
– 8 x 8 unsigned multiply instruction
– True bit manipulation
s
Nested interrupts
s
Development Tools
– Full hardware/software development package
Device Summary
PDIP32 shrink
SO34 shrink
TQFP44
PDIP42 shrink
SO20
PDIP20
Features
ST72623F2
ST72622K2
ST72621K4
ST72622L2
ST72621L4
ST72621J2
ST72621J4
Program memory - bytes
8K
8K
16K
8K
16K
8K
16K
RAM (stack) - bytes
384 (128)
384 (128)
768 (128)
384 (128)
768 (128)
384 (128)
768 (128)
Peripherals
USB, Watchdog, Low Voltage Detector, 8-bit Auto-Reload timer, Timebase unit, A/D Converter
Serial I/O
-
SPI
SPI + SCI
SPI
SPI + SCI
I/Os
11
212331
Operating Supply
4.0V to 5.5V (Low voltage 3.0V to 5.5V ROM versions available)
Operating Temperature
0°C to +70°C
Packages
PDIP20/SO20
PDIP32
SO34
PDIP42/TQFP44
1


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