AT91SAM7S256C-AU-999 Atmel, AT91SAM7S256C-AU-999 Datasheet - Page 8
![IC MCU ARM7 256KB FLASH 64LQFP](/photos/12/13/121332/313-64-tqfp_sml.jpg)
AT91SAM7S256C-AU-999
Manufacturer Part Number
AT91SAM7S256C-AU-999
Description
IC MCU ARM7 256KB FLASH 64LQFP
Manufacturer
Atmel
Series
AT91SAMr
Specifications of AT91SAM7S256C-AU-999
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-LQFP
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
-
Other names
AT91SAM7S256-AU-999
AT91SAM7S256-AU-999
AT91SAM7S256-AU-999
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Table 3-1.
Note:
8
Signal Name
TWD
TWCK
AD0-AD3
AD4-AD7
ADTRG
ADVREF
PGMEN0-PGMEN2
PGMM0-PGMM3
PGMD0-PGMD15
PGMRDY
PGMNVALID
PGMNOE
PGMCK
PGMNCMD
1. Refer to
AT91SAM7S Series Summary
Signal Description List (Continued)
Section 6. “I/O Lines Considerations” on page
ADC Trigger
Programming Enabling
Programming Mode
Programming Data
Programming Ready
Programming Clock
Programming Command
Function
Two-wire Serial Data
Two-wire Serial Clock
Analog Inputs
Analog Inputs
ADC Reference
Data Direction
Programming Read
Fast Flash Programming Interface
Analog-to-Digital Converter
Two-Wire Interface
14.
Analog
Analog
Analog
Output
Output
Type
Input
Input
Input
Input
Input
Input
I/O
I/O
I/O
Active
Level
High
Low
Low
Low
Digital pulled-up inputs at reset
Comments
Analog Inputs
PGMD0-PGMD7 only on
AT91SAM7S32/16
6175IS–ATARM–30-Aug-10