AT91SAM7XC256B-AU Atmel, AT91SAM7XC256B-AU Datasheet - Page 10
![MCU ARM 256K HS FLASH 100-LQFP](/photos/6/76/67646/313-100-lqfp_sml.jpg)
AT91SAM7XC256B-AU
Manufacturer Part Number
AT91SAM7XC256B-AU
Description
MCU ARM 256K HS FLASH 100-LQFP
Manufacturer
Atmel
Series
AT91SAMr
Datasheet
1.AT91SAM7XC128B-CU.pdf
(47 pages)
Specifications of AT91SAM7XC256B-AU
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-LQFP
Package
100LQFP
Device Core
ARM7TDMI
Family Name
91S
Maximum Speed
55 MHz
Operating Supply Voltage
1.8 V
Data Bus Width
32 Bit
Number Of Programmable I/os
62
Interface Type
CAN/Ethernet/SPI/TWI/USART/USB
On-chip Adc
8-chx10-bit
Number Of Timers
3
Processor Series
91S
Core
ARM7TDMI
Data Ram Size
64 KB
Maximum Clock Frequency
55 MHz
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Operating Temperature Range
- 40 C to + 85 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT91SAM7XC256B-AU
Manufacturer:
WESTCODE
Quantity:
103
Company:
Part Number:
AT91SAM7XC256B-AU
Manufacturer:
ATMEL
Quantity:
899
4.2
Table 4-1.
10
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
1
2
3
4
5
6
7
8
9
100-lead LQFP Pinout
AT91SAM7XC512/256/128 Preliminary
PA10/PGMM2
PA11/PGMM3
PA12/PGMD0
PA13/PGMD1
PA14/PGMD2
PA15/PGMD3
PA16/PGMD4
PA17/PGMD5
PA8/PGMM0
PA9/PGMM1
VDDCORE
PB27/AD0
PB28/AD1
PB29/AD2
PB30/AD3
VDDOUT
ADVREF
VDDIN
VDDIO
GND
GND
AD4
AD5
AD6
AD7
Pinout in 100-lead LQFP Package
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
PA22/PGMD10
PA18/PGMD6
PA19/PGMD7
PA20/PGMD8
PA21/PGMD9
VDDCORE
VDDIO
VDDIO
PB14
PB13
PB15
PB17
PB12
PB10
PB11
GND
PB9
PB8
PB6
PB5
PB7
PB0
PB1
PB2
PB3
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
PA23/PGMD11
PA24/PGMD12
PA25/PGMD13
PA26/PGMD14
PA27/PGMD15
VDDCORE
VDDIO
NRST
PB18
PB19
PB20
PB21
PB22
PB25
PB26
PB16
PB23
PB24
PA28
PA29
GND
GND
PB4
TST
TDI
100
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
6209DS–ATARM–17-Feb-09
PA7/PGMNVALID
PA4/PGMNCMD
PA6/PGMNOE
PA5/PGMRDY
PA0/PGMEN0
PA1/PGMEN1
XIN/PGMCK
VDDFLASH
VDDCORE
JTAGSEL
VDDPLL
ERASE
PLLRC
VDDIO
XOUT
PA30
DDM
GND
GND
TDO
TMS
TCK
DDP
PA3
PA2