AT91SAM7S256C-MU Atmel, AT91SAM7S256C-MU Datasheet - Page 10
![IC ARM7 MCU 32BIT 256K 64-QFN](/photos/12/13/121326/313-64-qfn_sml.jpg)
AT91SAM7S256C-MU
Manufacturer Part Number
AT91SAM7S256C-MU
Description
IC ARM7 MCU 32BIT 256K 64-QFN
Manufacturer
Atmel
Series
AT91SAMr
Datasheets
1.AT91SAM7S16-MU.pdf
(51 pages)
2.AT91SAM7S16-MU.pdf
(779 pages)
3.AT91SAM7S256C-MU.pdf
(2 pages)
Specifications of AT91SAM7S256C-MU
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
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
64-VQFN Exposed Pad, 64-HVQFN, 64-SQFN, 64-DHVQFN
Processor Series
AT91
Core
ARM7TDMI
Data Bus Width
32 bit
Data Ram Size
64 KB
Interface Type
SPI, TWI, USART, USB
Maximum Clock Frequency
55 MHz
Number Of Programmable I/os
32
Number Of Timers
5
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
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
Other names
AT91SAM7S256-MU
AT91SAM7S256-MU
AT91SAM7S256-MU
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AT91SAM7S256C-MU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
4.2
Table 4-1.
Note:
10
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
64-lead LQFP and 64-pad QFN Pinout
1. The bottom pad of the QFN package must be connected to ground.
PA17/PGMD5/AD0
PA18/PGMD6/AD1
PA19/PGMD7/AD2
PA20/PGMD8/AD3
AT91SAM7S Series Summary
PA22/PGMD10
PA23/PGMD11
PA21/PGMD9
VDDCORE
VDDOUT
ADVREF
VDDIN
GND
AD4
AD5
AD6
AD7
AT91SAM7S512/256/128/64/321/161 Pinout
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
PA7/PGMNVALID
PA24/PGMD12
PA25/PGMD13
PA26/PGMD14
PA16/PGMD4
PA15/PGMD3
PA14/PGMD2
PA13/PGMD1
PA12/PGMD0
PA11/PGMM3
PA10/PGMM2
PA9/PGMM1
PA8/PGMM0
VDDCORE
VDDIO
GND
(1)
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
PA4/PGMNCMD
PA27/PGMD15
PA6/PGMNOE
PA5/PGMRDY
PA2/PGMEN2
PA1/PGMEN1
PA0/PGMEN0
VDDIO
NRST
PA28
PA29
PA30
GND
TST
PA3
TDI
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
6175IS–ATARM–30-Aug-10
XIN/PGMCK
VDDFLASH
VDDCORE
JTAGSEL
VDDPLL
ERASE
PLLRC
VDDIO
XOUT
PA31
DDM
GND
TDO
TMS
DDP
TCK