AT91SAM7X128 Atmel, AT91SAM7X128 Datasheet - Page 305

• Manufacturer Part Number: AT91SAM7X128
• Description: MCU 32-Bit 91S ARM7TDMI RISC 128KB Flash 1.8V/3.3V 100-Pin LQFP
• Manufacturer: Atmel

Specifications of AT91SAM7X128

• Package: 100LQFP
• Device Core: ARM7TDMI
• Family Name: 91S
• Maximum Speed: 55 MHz
• Ram Size: 32 KB
• Program Memory Size: 128 KB
• Operating Supply Voltage: 1.8|3.3 V
• Data Bus Width: 32 Bit
• Program Memory Type: Flash
• Number Of Programmable I/os: 62
• Interface Type: CAN/Ethernet/SPI/I2S/TWI/USART/USB
• On-chip Adc: 8-chx10-bit
• Operating Temperature: -40 to 85 °C
• Number Of Timers: 3

30.3
30.4
Table 30-1.
6120H–ATARM–17-Feb-09
Name
SCK
TXD
RXD
RI
DSR
DCD
DTR
CTS
RTS
Application Block Diagram
I/O Lines Description
I/O Line Description
Description
Serial Clock
Transmit Serial Data
Receive Serial Data
Ring Indicator
Data Set Ready
Data Carrier Detect
Data Terminal Ready
Clear to Send
Request to Send
Figure 30-2. Application Block Diagram
Modem
Modem
Drivers
RS232
Driver
PSTN
PPP
AT91SAM7X512/256/128 Preliminary
Drivers
RS232
Serial
Driver
Serial
Port
Differential
Field Bus
USART
Drivers
RS485
Driver
Bus
Smart
Driver
EMV
Card
Slot
Output
Output
Type
Input
Input
Input
Input
Input
I/O
I/O
Transceivers
Driver
IrLAP
IrDA
IrDA
Active Level
Low
Low
Low
Low
Low
Low
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