AT91SAM7SE256B-AUR Atmel, AT91SAM7SE256B-AUR Datasheet - Page 182

IC ARM7 MCU FLASH 256K 128-LQFP

AT91SAM7SE256B-AUR

Manufacturer Part Number
AT91SAM7SE256B-AUR
Description
IC ARM7 MCU FLASH 256K 128-LQFP
Manufacturer
Atmel
Series
AT91SAMr
Datasheet

Specifications of AT91SAM7SE256B-AUR

Core Processor
ARM7
Core Size
16/32-Bit
Speed
55MHz
Connectivity
EBI/EMI, I²C, SPI, SSC, UART/USART, USB
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
88
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
32K 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
*
Processor Series
SAM7SE256
Core
ARM7TDMI
Data Bus Width
32 bit
Data Ram Size
32 KB
Interface Type
SPI, USB
Maximum Clock Frequency
48 MHz
Number Of Programmable I/os
88
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Operating Temperature Range
- 40 C to + 85 C
Processor To Be Evaluated
AT91SAM7SE256B
Supply Current (max)
60 uA
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
Part Number:
AT91SAM7SE256B-AUR
Manufacturer:
Atmel
Quantity:
10 000
Figure 22-31. Early Read Protocol with t
182
(to write)
(Mem 1)
(Mem 2)
D[15:0]
A[22:0]
D[15:0]
D[15:0]
NCS1
NCS2
NWE
MCK
NRD
SAM7SE512/256/32 Preliminary
Read Mem 1
Float Wait
t
DF
Data
Mem 1
Write
Read Wait
DF
Early
Read Mem 1
Float Wait
t
DF
Data
Mem 2
Read
Read Mem 2
t
DF
(t
Float Wait
DF
Data
= 2)
Mem 2
Write
6222F–ATARM–14-Jan-11
Mem 2
Write

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