AT91SAM7SE512B-AU Atmel, AT91SAM7SE512B-AU Datasheet - Page 251

• Manufacturer Part Number: AT91SAM7SE512B-AU
• Description: IC ARM7 MCU FLASH 512K 128-LQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7SE512B-AU

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 55MHz
• Connectivity: EBI/EMI, I²C, SPI, SSC, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 88
• Program Memory Size: 512KB (512K x 8)
• Program Memory Type: FLASH
• Ram Size: 32K 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: *
• Core: ARM7TDMI
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

27.7.2.2
27.7.2.3
27.7.2.4
6222F–ATARM–14-Jan-11
External Interrupt Level Sensitive Source
Internal Interrupt Edge Triggered Source
Internal Interrupt Level Sensitive Source
Figure 27-7.
Figure 27-8.
Figure 27-9.
External Interrupt Level Sensitive Source
Internal Interrupt Edge Triggered Source
Internal Interrupt Level Sensitive Source
(High Level)
(Low Level)
IRQ or FIQ
IRQ or FIQ
nIRQ
nFIQ
MCK
nIRQ
MCK
nIRQ
MCK
Peripheral Interrupt
Peripheral Interrupt
Becomes Active
Becomes Active
Maximum IRQ Latency = 4.5 Cycles
SAM7SE512/256/32 Preliminary
Maximum IRQ Latency = 3.5 Cycles
Latency = 3 Cycles
Latency = 3 cycles
Maximum IRQ
Maximum FIQ
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