AT91SAM7X256B-CU Atmel, AT91SAM7X256B-CU Datasheet - Page 387
![IC MCU 256KB FLASH 100TFBGA](/photos/6/89/68968/313-100-cbga_sml.jpg)
AT91SAM7X256B-CU
Manufacturer Part Number
AT91SAM7X256B-CU
Description
IC MCU 256KB FLASH 100TFBGA
Manufacturer
Atmel
Series
AT91SAMr
Specifications of AT91SAM7X256B-CU
Core Processor
ARM7
Core Size
16/32-Bit
Speed
55MHz
Connectivity
CAN, Ethernet, I²C, SPI, SSC, UART/USART, USB
Peripherals
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number Of I /o
62
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
64K 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
100-TFBGA
Processor Series
91S
Core
ARM7TDMI
Data Bus Width
32 bit
Data Ram Size
64 KB
Interface Type
CAN, Ethernet, SPI, I2S, TWI, USART, USB
Maximum Clock Frequency
55 MHz
Number Of Programmable I/os
62
Number Of Timers
3
Operating Supply Voltage
3.3 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Operating Temperature Range
- 40 C to + 85 C
Package
100TFBGA
Device Core
ARM7TDMI
Family Name
91S
Maximum Speed
55 MHz
On-chip Adc
8-chx10-bit
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Details
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Manufacturer
Quantity
Price
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31.8.16
Name:
Access Type:
• TXRDY: Transmit Ready Interrupt Mask
0: The Transmit Ready Interrupt is disabled.
1: The Transmit Ready Interrupt is enabled.
• TXEMPTY: Transmit Empty Interrupt Mask
0: The Transmit Empty Interrupt is disabled.
1: The Transmit Empty Interrupt is enabled.
• ENDTX: End of Transmission Interrupt Mask
0: The End of Transmission Interrupt is disabled.
1: The End of Transmission Interrupt is enabled.
• TXBUFE: Transmit Buffer Empty Interrupt Mask
0: The Transmit Buffer Empty Interrupt is disabled.
1: The Transmit Buffer Empty Interrupt is enabled.
• RXRDY: Receive Ready Interrupt Mask
0: The Receive Ready Interrupt is disabled.
1: The Receive Ready Interrupt is enabled.
• OVRUN: Receive Overrun Interrupt Mask
0: The Receive Overrun Interrupt is disabled.
1: The Receive Overrun Interrupt is enabled.
• ENDRX: End of Reception Interrupt Mask
0: The End of Reception Interrupt is disabled.
1: The End of Reception Interrupt is enabled.
• RXBUFF: Receive Buffer Full Interrupt Mask
6120H–ATARM–17-Feb-09
RXBUFF
31
23
15
–
–
–
7
SSC Interrupt Mask Register
ENDRX
30
22
14
SSC_IMR
Read-only
–
–
–
6
OVRUN
29
21
13
–
–
–
5
RXRDY
AT91SAM7X512/256/128 Preliminary
28
20
12
–
–
–
4
TXBUFE
RXSYN
27
19
11
–
–
3
TXSYN
ENDTX
26
18
10
–
–
2
TXEMPTY
CP1
25
17
–
–
9
1
TXRDY
CP0
24
16
–
–
8
0
387
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