AT91SAM7X128 Atmel, AT91SAM7X128 Datasheet - Page 620

• 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

38.4
38.4.1
Table 38-8.
620
Symbol
1/(t
t
I
ST
OSC
CPRC
Crystal Oscillators Characteristics
)
AT91SAM7X512/256/128 Preliminary
RC Oscillator Characteristics
RC Oscillator Characteristics
Parameter
RC Oscillator Frequency
Duty Cycle
Startup Time
Current Consumption
Conditions
V
V
After Startup Time
DDPLL
DDPLL
= 1.65V
= 1.65V
Min
22
45
Typ
32
50
6120H–ATARM–17-Feb-09
Max
1.9
42
55
75
Unit
kHz
µA
µs
%