AT91SAM7S321-AU Atmel, AT91SAM7S321-AU Datasheet - Page 235

• Manufacturer Part Number: AT91SAM7S321-AU
• Description: IC ARM7 MCU FLASH 32K 64LQFP
• Manufacturer: Atmel
• Series: AT91SAMr

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

26.5.10
Name:
Access Type:
• VERSION: Version of the Device
• EPROC: Embedded Processor
• NVPSIZ: Nonvolatile Program Memory Size
6175K–ATARM–30-Aug-10
EXT
31
23
15
7
0
0
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
Debug Unit Chip ID Register
EPROC
EPROC
30
22
14
DBGU_CIDR
Read-only
6
0
1
0
0
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
NVPSIZ2
ARCH
NVPSIZ
NVPTYP
29
21
13
5
1
0
0
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
Processor
ARM946ES
ARM7TDMI
ARM920T
ARM926EJS
28
20
12
4
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
™
™
®
AT91SAM7S Series Preliminary
™
Size
None
8K bytes
16K bytes
32K bytes
Reserved
64K bytes
Reserved
128K bytes
Reserved
256K bytes
512K bytes
Reserved
1024K bytes
Reserved
2048K bytes
Reserved
27
19
11
3
VERSION
26
18
10
2
SRAMSIZ
NVPSIZ
ARCH
25
17
9
1
24
16
8
0
235