AT91SAM7S321-MU Atmel, AT91SAM7S321-MU Datasheet - Page 592
AT91SAM7S321-MU
Manufacturer Part Number
AT91SAM7S321-MU
Description
MCU ARM 32K HI SPD FLASH 64-QFN
Manufacturer
Atmel
Series
AT91SAMr
Specifications of AT91SAM7S321-MU
Core Processor
ARM7
Core Size
16/32-Bit
Speed
55MHz
Connectivity
I²C, SPI, SSC, UART/USART, USB
Peripherals
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number Of I /o
32
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
1.65 V ~ 1.95 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-VQFN Exposed Pad, 64-HVQFN, 64-SQFN, 64-DHVQFN
Processor Series
AT91SAMx
Core
ARM7TDMI
Data Bus Width
32 bit
Data Ram Size
8 KB
Interface Type
I2C, I2S, SPI, SSC, TWI, UART, USB
Maximum Clock Frequency
55 MHz
Number Of Programmable I/os
32
Number Of Timers
10 bit
Operating Supply Voltage
1.8 V to 3.3 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
JTRACE-ARM-2M, KSK-AT91SAM7S-PL, MDK-ARM, RL-ARM, ULINK2
Development Tools By Supplier
AT91SAM-ICE, AT91-ISP, AT91SAM7S-EK
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit, 8 Channel
For Use With
AT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9AT91SAM7S-EK - KIT EVAL FOR ARM AT91SAM7S
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Details
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT91SAM7S321-MU
Manufacturer:
ATMEL
Quantity:
9 500
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40.2
Table 40-1.
592
Part
Chip ID
ADC
ADC
ADC
ADC
ADC
ADC
ADC
ADC
ADC
ADC
ADC
EFC
JTAG
MCK
NVM Bits
PIO
PIO
PIO
PMC
PMC
PWM
PWM
PWM
PWM
Errata Summary by Product and Revision or Manufacturing Number
AT91SAM7S Series Preliminary
Errata
Wrong Chip ID Value
DRDY Bit Cleared
DRDY not Cleared on Disable
DRDY Possibly Skipped due to CDR Read
Possible Skip on DRDY when Disabling a
Channel
GOVRE Bit is not Updated
GOVRE Bit is not Set when Reading CDR
GOVRE Bit is not Set when Disabling a Channel
OVRE Flag Behavior
EOC Set although Channel Disabled
Spurious Clear of EOC Flag
Sleep Mode
Embedded Flash Access Time 1
Embedded Flash Access Time 2
Recommendation for TDI Pin
Limited Master Clock Frequency Ranges
Leakage on PA17 - PA20
Electrical Characteristics on NRST and PA0-
PA16 and PA21-31
Drive Low NRST, PA0-PA16 and PA21-PA31
Slow Clock Selected in PMC and a Transition
Occurs on PA1
Programming CSS in PMC_MCKR Register
Update when PWM_CCNTx = 0 or 1
Update when PWM_CPRDx = 0
Counter Start Value
Constraints on Duty Cycle Value
Write/Erase Cycles Number
Errata Summary Table
Revision or Manufacturing Number
AT91SAM7Sx Product
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6175K–ATARM–30-Aug-10
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