AT91SAM7S256D-AU ARM Microcontrollers MCU 256K Flash SRAM 64K ARM raws MCU
♠ Product Description
| Yam khoom | Tus nqi tsim nyog |
| Chaw tsim tshuaj paus: | Microchip |
| Yam khoom: | ARM Microcontrollers - MCU |
| RoHS: | Paub meej |
| Series: | SAM7S/SE |
| Mounting Style: | SMD / SMT |
| Pob / Case: | LQFP-64 |
| Core: | ARM7 TSI |
| Program Memory Size: | 256kb ua |
| Data Bus Dav: | 32 ntsis / 16 ntsis |
| ADC daws teeb meem: | 10 bit |
| Ntau zaus moos: | 55 MHz |
| Number of I/OS: | 32 Ib/O |
| Cov ntaub ntawv RAM Loj: | 64kb ua |
| Cov khoom siv hluav taws xob - Min: | 1, 65 v |
| Kev them nyiaj yug Voltage - Max: | 1, 95v |
| Yam tsawg kawg nkaus ua haujlwm kub: | -40 C ua |
| Ua haujlwm kub siab tshaj plaws: | +85 C |
| Ntim: | Tais |
| Analog Supply Voltage: | 3.3 V |
| Hom Tshuaj: | Microchip Technology / Atmel |
| Hom ntaub ntawv RAM: | RAM |
| Qhov siab: | 1.6mm ib |
| Qhov voltage: | 1.65V rau 3.6V |
| Hom interface: | I2C, SPI, USART, USB |
| Ntev: | 7mm ib |
| Moisture Sensitive: | Yog lawm |
| Tus naj npawb ntawm ADC Channels: | 8 Channel |
| Number of Timers/Counters: | 3 Timer |
| Processor Series: | SAM 7S |
| Khoom siv: | MCU |
| Yam khoom: | ARM Microcontrollers - MCU |
| Program Memory Hom: | Flash |
| Factory Pack Quantity: | 160 |
| Cov qeb: | Microcontrollers - MCU |
| Watchdog Timers: | Watchdog Timer |
| Dav: | 7mm ib |
| Chav ntsuas hnyav: | 0.012088 hli |
♠ AT91SAM ARM-based Flash MCU
Atmel's SAM7S yog ib qho ntawm cov pincount qis Flash microcontrollers raws li 32-ntsis ARM RISC processor. Nws nta lub siab ceev Flash thiab SRAM, ib txheej loj ntawm cov khoom siv, suav nrog USB 2.0 ntaus ntawv (tshwj tsis yog rauSAM7S32 thiab SAM7S16), thiab ua tiav cov txheej txheem ua haujlwm txo qis ntawm cov khoom sab nraud.
Cov cuab yeej yog txoj kev tsiv teb tsaws zoo tshaj plaws rau 8-ntsis microcontroller cov neeg siv nrhiav kev ua haujlwm ntxiv thiabncua kev nco.Lub embedded Flash nco tau programmed nyob rau hauv-system ntawm JTAG-ICE interface los yog ntawm ib tug sib npaug interfacentawm ib tug ntau lawm programmer ua ntej mounting. Built-in xauv cov khoom thiab kev ruaj ntseg me ntsis tiv thaiv lub firmware los ntawm kev sau tsis raug thiab khaws cia nws tsis pub lwm tus paub.
SAM7S Series system maub los suav nrog tus tswj kev rov pib dua muaj peev xwm tswj hwm lub hwj chim-on ib ntus ntawmmicrocontroller thiab ua tiav qhov system. Kev khiav hauj lwm cov cuab yeej raug tuaj yeem saib xyuas los ntawm lub teeb tsa ua xim avntes thiab tus saib xyuas khiav tawm ntawm kev sib koom ua ke RC oscillator.
SAM7S Series yog cov hom phiaj dav dav microcontrollers. Lawv qhov chaw nres nkoj USB txuas ua ke ua rau lawv cov khoom siv zoo tagnrhorau daim ntawv thov peripheral xav tau kev txuas mus rau PC lossis xov tooj ntawm tes. Lawv txhoj puab heev tus nqi taw tes thiab qib siab ntawmKev sib koom ua ke thawb lawv txoj kev siv deb mus rau hauv tus nqi-sensitive, siab ntim cov neeg siv khoom lag luam.
• Koom nrog ARM7TDMI® ARM® Thumb® Processor
- Kev ua tau zoo 32-ntsis RISC Architecture
- High-density 16-ntsis Instruction Set
- Tus thawj coj hauv MIPS / Watt
- EmbeddedICE™ Nyob rau hauv-circuit Emulation, Debug kev sib txuas lus Channel txhawb nqa
• Internal High-speed Flash
– 512 Kbytes (SAM7S512) Npaj nyob rau hauv ob lub txhab nyiaj sib txuas ntawm 1024 Nplooj ntawm 256Bytes (Dual Plane)
– 256 Kbytes (SAM7S256) Npaj nyob rau hauv 1024 Nplooj ntawm 256 Bytes (Single Plane)
– 128 Kbytes (SAM7S128) Npaj nyob rau hauv 512 Nplooj ntawm 256 Bytes (Single Plane)
– 64 Kbytes (SAM7S64) Npaj nyob rau hauv 512 Nplooj ntawm 128 Bytes (Single Plane)
- 32 Kbytes (SAM7S321/32) Npaj hauv 256 Nplooj ntawm 128 Bytes (Single Plane)
- 16 Kbytes (SAM7S161/16) Npaj nyob rau hauv 256 Nplooj ntawm 64 Bytes (Ib Dav Hlau)
- Ib Lub voj voog nkag mus txog li 30 MHz hauv cov xwm txheej phem tshaj plaws
- Prefetch Buffer Optimizing Thumb Instruction Execution ntawm qhov siab tshaj plaws
- Page Programming Sijhawm: 6 ms, suav nrog Nplooj Auto-erase, Tag Nrho Lub Sijhawm Teev: 15 ms
- 10,000 Sau Cycles, 10-xyoo cov ntaub ntawv khaws cia muaj peev xwm, Sector Lock Capabilities, FlashKev ruaj ntseg Bit
- Fast Flash Programming Interface rau siab ntim ntau lawm
• Internal High-speed SRAM, Ib-lub voj voog nkag mus rau qhov siab tshaj plaws
- 64 Kbytes (SAM7S512/256)
- 32 Kbytes (SAM7S128)
- 16 Kbytes (SAM7S64)
- 8 Kbytes (SAM7S321/32)
- 4 Kbytes (SAM7S161/16)
• Memory Controller (MC)
- Embedded Flash Controller, rho tawm xwm txheej thiab kuaj pom tsis raug
• Pib dua Controller (RSTC)
- Raws li Power-on Reset thiab Low-power Factory-calibrated Brown-out Detector
– Muab Sab Nraud Reset Signal Shaping thiab Reset Source Status
• Clock Generator (CKGR)
- Tsawg zog RC Oscillator, 3 txog 20 MHz On-chip Oscillator thiab ib PLL
• Fais Fab Tswj Tswj Tswj (PMC)
- Software Power Optimization Muaj peev xwm, suav nrog Lub Sij Hawm Qws (Kws rau 500Hz) thiab Idle Mode
– Peb Programmable Sab Nraud Clock Teeb Qhia
• Advanced Interrupt Controller (AIC)
- Maskable tus kheej, yim-theem ua ntej, Vectored cuam tshuam qhov chaw
- Ob (SAM7S512/256/128/64/321/161) los yog Ib qho (SAM7S32/16) Sab Nraud Interrupt Source(s)thiab Ib Qhov Kev cuam tshuam ceev ceev, Spurious cuam tshuam tiv thaiv
• Debug Unit (DBGU)
- 2-xaim UART thiab kev txhawb nqa rau Debug kev sib txuas lus Channel cuam tshuam, Programmable ICE Access Prevention
- Hom rau Lub Hom Phiaj 2-xaim UART Serial Kev Sib Txuas Lus
• Periodic Interval Timer (PIT)
- 20-ntsis Programmable Counter ntxiv rau 12-ntsis Interval Counter
• Windowed Watchdog (WDT)
- 12-ntsis tseem ceeb tiv thaiv Programmable Counter
- Muab cov teeb liab pib dua lossis cuam tshuam rau lub system
- Lub txee yuav tsum nres thaum tus txheej txheem nyob rau hauv Debug State los yog nyob rau hauv Idle hom
• Real-time Timer (RTT)
- 32-ntsis Free-running Counter nrog Tswb
- Khiav Tawm Sab Hauv RC Oscillator
• Ib qho Parallel Input/Output Controller (PIOA)
- Peb caug-ob (SAM7S512/256/128/64/321/161) los yog nees nkaum ib (SAM7S32/16) Programmable I/O Kab Multiplexed nrog mus txogOb lub Peripheral I/Os
- Kev hloov pauv kev cuam tshuam muaj peev xwm ntawm Txhua I / O Kab
- Tus kheej Programmable Qhib-drain, rub-up resistor thiab synchronous tso zis
• Kaum ib (SAM7S512/256/128/64/321/161) los yog cuaj (SAM7S32/16) Peripheral DMA Controller (PDC) Raws
• Ib USB 2.0 Full Speed (12 Mbits ib Ob) Ntaus Chaw nres nkoj (Tshwj tsis yog rau SAM7S32/16).
- On-chip Transceiver, 328-byte Configurable Integrated FIFOs
• Ib Synchronous Serial Controller (SSC)
- Kev ywj pheej moos thiab ncej Sync teeb liab rau txhua tus txais thiab transmitter
- I²S Analog Interface Support, Time Division Multiplex Support
- Kev nrawm nrawm nrawm nrawm nrawm nrog 32-ntsis Cov Ntaub Ntawv Hloov
• Ob (SAM7S512/256/128/64/321/161) lossis Ib (SAM7S32/16) Universal Synchronous/Asynchronous Receiver Transmitters(USART)
- Tus kheej Baud Rate Generator, IrDA® Infrared Modulation / Demodulation
- Kev them nyiaj yug rau ISO7816 T0 / T1 Smart Card, Kho vajtse Handshaking, RS485 Kev them nyiaj yug
- Kev them nyiaj yug tag nrho Modem Kab ntawm USART1 (SAM7S512/256/128/64/321/161)
• Ib tug Master/Slave Serial Peripheral Interface (SPI)
- 8- mus rau 16-ntsis Programmable Data Length, Plaub Sab Nraud Sab Nraud Peripheral Chip Xaiv
• Ib Peb-channel 16-ntsis Timer/Counter (TC)
- Peb Lub Sijhawm Sab Nraud Sab Nraud thiab Ob Lub Hom Phiaj I / O Pins rau ib Channel (SAM7S512/256/128/64/321/161)
- Ib Lub Sijhawm Sab Nraud Sab Nraud thiab Ob Lub Hom Phiaj I / O Pins rau thawj Ob Txoj Haujlwm nkaus xwb (SAM7S32/16)
- Muab ob npaug rau PWM Generation, Capture/Waveform Mode, Up/down Capability
• Ib Plaub-channel 16-ntsis PWM Controller (PWMC)
• Ib Ob-hlau Interface (TWI)
- Master hom Kev them nyiaj yug nkaus xwb, Txhua Ob-xaim Atmel EEPROMs thiab I2C Compatible Devices Txhawb nqa(SAM7S512/256/128/64/321/32)
- Master, Multi-Master thiab qhev hom Kev them nyiaj yug, Txhua Ob-xaim Atmel EEPROMs thiab I2C Compatible Devices Txhawb nqa(SAM7S161/16)
• Ib 8-channel 10-ntsis Analog-rau-Digital Converter, Plaub Channel Multiplexed nrog Digital I/Os
• SAM-BA™ Boot Assistant
- Default Boot program
- Interface nrog SAM-BA Graphic User Interface
• IEEE® 1149.1 JTAG Boundary Scan ntawm Txhua Tus Pins
• 5V-kev ua siab ntev I/Os, suav nrog plaub kab High-tam sim no Tsav I/O, mus txog 16 mA Txhua (SAM7S161/16 I/Os Tsis 5V-tso siab)
• Cov Khoom Siv Hluav Taws Xob
- Embedded 1.8V Regulator, Kos txog 100 mA rau cov tub ntxhais thiab cov khoom siv sab nraud
- 3.3V lossis 1.8V VDDIO I / O Kab Hluav Taws Xob, Kev ywj pheej 3.3V VDDFLASH Flash Power Supply
- 1.8V VDDCORE Core Power Supply with Brown-out Detector
• Ua haujlwm zoo li qub: Txog 55 MHz ntawm 1.65V thiab 85 ° C Cov xwm txheej phem tshaj plaws
• Muaj nyob rau hauv 64-lead LQFP Green lossis 64-pad QFN Green Package (SAM7S512/256/128/64/321/161) thiab 48-lead LQFP Green lossis48-pad QFN Green Pob (SAM7S32/16)
