AT91SAM7S321-AU-999 Atmel, AT91SAM7S321-AU-999 Datasheet - Page 556
AT91SAM7S321-AU-999
Manufacturer Part Number
AT91SAM7S321-AU-999
Description
IC MCU ARM7 32KB FLASH 64LQFP
Manufacturer
Atmel
Series
AT91SAMr
Specifications of AT91SAM7S321-AU-999
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, JTAG, SPI, USART
Maximum Clock Frequency
55 MHz
Number Of Programmable I/os
32
Operating Supply Voltage
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
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
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Table 37-4.
Table 37-5.
Table 37-6.
556
Symbol
V
V
I
T
Symbol
T
I
I
Symbol
T
I
I
DD
SB
CC
SB
CC
START
PU
PU
BOT-
HYST
AT91SAM7S Series Preliminary
Parameter
Threshold Level
Hysteresis
Current Consumption
Startup Time
Brownout Detector Characteristics
DC Flash Characteristics AT91SAM7S64/321/32/161/16
DC Flash Characteristics AT91SAM7S512/256/128
Parameter
Power-up delay
Standby current
Active current
Parameter
Power-up delay
Standby current
Active current
Conditions
Falling edge
V
BOD on (GPNVM0 bit active)
BOD off (GPNVM0 bit inactive)
Conditions
@25°C
onto VDDCORE = 1.8V
onto VDDFLASH = 3.3V
@85°C
onto VDDCORE = 1.8V
onto VDDFLASH = 3.3V
Random Read @ 30MHz
onto VDDCORE = 1.8V
onto VDDFLASH = 3.3V
Write
onto VDDCORE = 1.8V
onto VDDFLASH = 3.3V
Conditions
@25°C
onto VDDCORE = 1.8V
onto VDDFLASH = 3.3V
@85°C
onto VDDCORE = 1.8V
onto VDDFLASH = 3.3V
Random Read @ 30MHz
onto VDDCORE = 1.8V
onto VDDFLASH = 3.3V
Write
(one bank for AT91SAM7S512)
onto VDDCORE = 1.8V
onto VDDFLASH = 3.3V
HYST
= V
BOT+
- V
BOT-
Min
Min
1.65
Min
1.68
Typ
100
50
12
Max
Max
400
120
400
3.0
0.4
2.2
3.0
0.8
5.5
45
10
30
45
10
10
4
7
5
6175K–ATARM–30-Aug-10
Max
1.71
200
65
18
1
Units
Units
mA
mA
mA
mA
Units
µS
µA
µA
µA
µS
µA
µA
µA
mV
µA
µA
µs
V
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