AT91SAM7SE256-AU Atmel, AT91SAM7SE256-AU Datasheet - Page 151

• Manufacturer Part Number: AT91SAM7SE256-AU
• Description: IC ARM7 MCU FLASH 256K 128-LQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7SE256-AU

• 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: 128-LQFP
• Processor Series: AT91SAMx
• Core: ARM7TDMI
• Data Bus Width: 32 bit
• Data Ram Size: 32 KB
• Interface Type: SPI, TWI, USART
• Maximum Clock Frequency: 55 MHz
• Number Of Programmable I/os: 88
• Number Of Timers: 2
• Operating Supply Voltage: 3 V to 3.6 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, AT91SAM7SE-EK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 8 Channel
• Controller Family/series: AT91SAM7xxxxx
• No. Of I/o's: 88
• Ram Memory Size: 32KB
• Cpu Speed: 48MHz
• No. Of Timers: 3
• Rohs Compliant: Yes
• For Use With: AT91SAM7SE-EK - EVAL BOARD FOR AT91SAM7SEAT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

21.7.4
21.7.4.1
21.7.4.2
6222F–ATARM–14-Jan-11
16-bit NAND Flash
Hardware Configuration
Software Configuration
(ANY PIO)
(ANY PIO)
NANDOE
NANDWE
D[0..15]
CLE
ALE
The software configuration is the same as for an 8-bit NAND Flash except the data bus width
programmed in the mode register of the Static Memory Controller and the selection of D[8..15] in
the PIO controller.
3V3
R1
R1
R2
R2
10K
10K
10K
10K
SAM7SE512/256/32 Preliminary
16
17
18
19
10
11
14
15
20
21
22
23
24
34
35
8
9
7
1
2
3
4
5
6
U1
U1
CLE
ALE
RE
WE
CE
R/B
WP
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
TSOP48 PACKAGE
MT29F2G16AABWP-ET
MT29F2G16AABWP-ET
2 Gb
I/O10
I/O11
I/O12
I/O13
I/O14
I/O15
PRE
VCC
VCC
VSS
VSS
VSS
I/O0
I/O1
I/O2
I/O3
I/O4
I/O5
I/O6
I/O7
I/O8
I/O9
N.C
N.C
26
28
30
32
40
42
44
46
27
29
31
33
41
43
45
47
39
38
36
37
12
48
25
13
D10
D11
D12
D13
D14
D15
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
C1
C1
100NF
100NF
3V3
C2
C2
100NF
100NF
151