AT91SAM7S321-AU Atmel, AT91SAM7S321-AU Datasheet - Page 50
AT91SAM7S321-AU
Manufacturer Part Number
AT91SAM7S321-AU
Description
IC ARM7 MCU FLASH 32K 64LQFP
Manufacturer
Atmel
Series
AT91SAMr
Datasheets
1.AT91SAM7S16-MU.pdf
(51 pages)
2.AT91SAM7S16-MU.pdf
(779 pages)
3.AT91SAM7S321-AU.pdf
(600 pages)
Specifications of AT91SAM7S321-AU
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-LQFP
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
Controller Family/series
AT91SAM7xxxx
No. Of I/o's
32
Ram Memory Size
8KB
Cpu Speed
55MHz
No. Of Timers
3
Rohs Compliant
Yes
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
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
50
Doc. Rev
6175GS
6175HS
6175IS
AT91SAM7S Series Summary
Comments
“Features”,“Debug Unit (DBGU)”
Communication”
Section 7.4 ”Peripheral DMA
Section 9. ”System
Section 9.1.1 ”Brownout Detector and Power-on
Section 9.5 ”Debug
B and SAM7S64 Rev B to the list.
Section 12. ”AT91SAM7S Ordering
MRL B versions.
Section 6.2 ”Test
mandatory.
Section 8.10 ”SAM-BA Boot
board is mandatory.
Section 9.5 ”Debug
MRL C column added to
Pin”, added to SAM-BA Boot recovery procedure, a power cycle of the board is
Controller”,
Unit”, the list;
Unit”, Chip ID Registers list updated.
Table 12-1, “AT91SAM7S Series Ordering
Assistant”, added to SAM-BA Boot recovery procedure, a power cycle of the
Controller”, added list of PDC priorities.
Figure 9-1
updated with
Section • ”Chip ID
Information”, Updated product ordering information by MRL A and
and
“Mode for General Purpose 2-wire UART Serial
Figure 9-2
Reset”, fourth paragraph reduced.
Registers”, chip IDs updated, added SAM7S32 Rev
RTT is reset by “power_on_reset”.
Information”.
6175IS–ATARM–30-Aug-10
Change
Request
Ref.
5846
5913
5224
5685
rfo
6068
7185