This website uses cookies. By using this site, you consent to the use of cookies. For more information, please take a look at our Privacy Policy.

Images are for reference only,

See Technical Specifications

AT91SAM7S32B-AU

ARM Microcontrollers - MCU LQFP IND TEMP MRL B

Manufacturer:

MICROCHIP
Mfr.Part #:

AT91SAM7S32B-AU
Datasheet:

AT91SAM7S32B-AU Datasheet (PDF)
Pbfree Code:

Yes
Part Life Cycle Code:

Obsolete
Reach Compliance Code:

compliant
ECCN Code:

3A991.A.2
EDA/CAD Models:

Request Free CAD Models for AT91SAM7S32B-AU

Email: [email protected]

Skype: live:.cid.ab6b29428937b76

Tel: +852 95804164

AT91SAM7S32B-AU General Description

ARM7® SAM7S Microcontroller IC 16/32-Bit 55MHz 32KB (32K x 8) FLASH 48-LQFP (7x7)

Key Features

Incorporates the ARM7TDMI® ARM® Thumb® Processor
– High-performance 32-bit RISC Architecture
– High-density 16-bit Instruction Set
– Leader in MIPS/Watt
– EmbeddedICE™ In-circuit Emulation, Debug Communication Channel Support
Internal High-speed Flash
– 512 Kbytes (AT91SAM7S512) Organized in Two Contiguous Banks of 1024 Pages of 256 Bytes (Dual Plane)
– 256 Kbytes (AT91SAM7S256) Organized in 1024 Pages of 256 Bytes (Single Plane)
– 128 Kbytes (AT91SAM7S128) Organized in 512 Pages of 256 Bytes (Single Plane)
– 64 Kbytes (AT91SAM7S64) Organized in 512 Pages of 128 Bytes (Single Plane)
– 32 Kbytes (AT91SAM7S321/32) Organized in 256 Pages of 128 Bytes (Single Plane)
– 16 Kbytes (AT91SAM7S161/16 Organized in 256 Pages of 64 Bytes (Single Plane)
– Single Cycle Access at Up to 30 MHz in Worst Case Conditions
– Prefetch Buffer Optimizing Thumb Instruction Execution at Maximum Speed
– Page Programming Time: 6 ms, Including Page Auto-erase, Full Erase Time: 15 ms
– 10,000 Write Cycles, 10-year Data Retention Capability, Sector Lock Capabilities, Flash Security Bit
– Fast Flash Programming Interface for High Volume Production
Internal High-speed SRAM, Single-cycle Access at Maximum Speed
– 64 Kbytes (AT91SAM7S512/256)
– 32 Kbytes (AT91SAM7S128)
– 16 Kbytes (AT91SAM7S64)
– 8 Kbytes (AT91SAM7S321/32)
– 4 Kbytes (AT91SAM7S161/16)
Memory Controller (MC)
– Embedded Flash Controller, Abort Status and Misalignment Detection
Reset Controller (RSTC)
– Based on Power-on Reset and Low-power Factory-calibrated Brown-out Detector
– Provides External Reset Signal Shaping and Reset Source Status
Clock Generator (CKGR)
– Low-power RC Oscillator, 3 to 20 MHz On-chip Oscillator and one PLL
Power Management Controller (PMC)
– Software Power Optimization Capabilities, Including Slow Clock Mode (Down to 500 Hz) and Idle Mode
– Three Programmable External Clock Signals
Advanced Interrupt Controller (AIC)
– Individually Maskable, Eight-level Priority, Vectored Interrupt Sources
– Two (AT91SAM7S512/256/128/64/321/161) or One (AT91SAM7S32/16) External Interrupt Source(s) and One Fast Interrupt Source, Spurious Interrupt Protected
Debug Unit (DBGU)
– 2-wire UART and Support for Debug Communication Channel interrupt, Programmable ICE Access Prevention
– Mode for General Purpose 2-wire UART Serial Communication
Periodic Interval Timer (PIT)
– 20-bit Programmable Counter plus 12-bit Interval Counter
Windowed Watchdog (WDT)
– 12-bit key-protected Programmable Counter
– Provides Reset or Interrupt Signals to the System
– Counter May Be Stopped While the Processor is in Debug State or in Idle Mode
(Continue .)

Specifications

Source Content uid	AT91SAM7S32B-AU	Pbfree Code	Yes
Part Life Cycle Code	Obsolete	Reach Compliance Code	compliant
ECCN Code	3A991.A.2	HTS Code	8542.31.00.01
Has ADC	YES	Additional Feature	ALSO REQUIRES 3.3V SUPPLY
Address Bus Width		Bit Size	32
Clock Frequency-Max	55 MHz	DMA Channels	YES
External Data Bus Width		JESD-30 Code	S-PQFP-G48
Length	7 mm	Number of I/O Lines	21
Number of Terminals	48	On Chip Program ROM Width	8
Operating Temperature-Max	85 °C	Operating Temperature-Min	-40 °C
PWM Channels	YES	Peak Reflow Temperature (Cel)	260
RAM (bytes)	8192	ROM (words)	32768
ROM Programmability	FLASH	Seated Height-Max	1.6 mm
Speed	20 MHz	Supply Voltage-Max	1.95 V
Supply Voltage-Min	1.65 V	Supply Voltage-Nom	1.8 V
Surface Mount	YES	Technology	CMOS
Temperature Grade	INDUSTRIAL	Terminal Form	GULL WING
Terminal Pitch	0.5 mm	Terminal Position	QUAD
Time@Peak Reflow Temperature-Max (s)	30	Width	7 mm
uPs/uCs/Peripheral ICs Type	MICROCONTROLLER, RISC