AT91SAM7S321-AU Atmel, AT91SAM7S321-AU Datasheet - Page 42

• 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

42
AT91SAM7S Series Summary
Table 11-1.
Symbol
aaa
bbb
ddd
ccc
D1
R2
R1
D2
A1
A2
E1
E2
L1
θ
θ
θ
A
D
E
S
q
c
L
b
e
1
2
3
48-lead LQFP Package Dimensions (in mm)
0.05
1.35
0.08
0.08
0.09
0.45
0.20
0.17
Min
11°
11°
0°
0°
–
Millimeter
0.50 BSC.
9.00 BSC
7.00 BSC
9.00 BSC
7.00 BSC
1.00 REF
Nom
1.40
0.60
0.20
5.50
5.50
0.20
0.20
0.08
0.08
3.5°
12°
12°
Tolerances of Form and Position
–
–
–
–
–
–
–
Max
1.60
0.15
1.45
0.20
0.20
0.75
0.27
13°
13°
7°
–
–
–
0.002
0.053
0.003
0.003
0.004
0.018
0.008
0.007
Min
11°
11°
0°
0°
–
0.020 BSC.
0.354 BSC
0.276 BSC
0.354 BSC
0.276 BSC
0.039 REF
0.055
0.024
0.008
0.217
0.217
0.008
0.008
0.003
0.003
Nom
Inch
3.5°
12°
12°
–
–
–
–
–
–
–
6175IS–ATARM–30-Aug-10
0.063
0.006
0.057
0.008
0.008
0.030
0.011
Max
13°
13°
7°
–
–
–