AT90S8515-4AI Atmel, AT90S8515-4AI Datasheet - Page 75

• Manufacturer Part Number: AT90S8515-4AI
• Description: IC MCU 8K FLSH 4MHZ LV IT 44TQFP
• Manufacturer: Atmel
• Series: AVR® 90Sr

Specifications of AT90S8515-4AI

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 4MHz
• Connectivity: SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 8KB (4K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TQFP, 44-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Data Converters: -

0841G–09/01
Figure 54. Port D Schematic Diagram (Pin PD1)
Figure 55. Port D Schematic Diagram (Pins PD2 and PD3)
PD1
WP:
WD:
RL:
RP:
RD:
TXD:
TXEN:
MOS
PULL-
UP
WRITE PORTD
WRITE DDRD
READ PORTD LATCH
READ PORTD PIN
READ DDRD
UART TRANSMIT DATA
UART TRANSMIT ENABLE
RP
RL
Q
Q
PORTD1
RESET
RESET
DDD1
WD
WP
RD
R
C
R
C
D
D
AT90S8515
TXEN
TXD
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