AT90LS2333-4AI Atmel, AT90LS2333-4AI Datasheet - Page 70

• Manufacturer Part Number: AT90LS2333-4AI
• Description: IC MCU 2K 4MHZ A/D LV IT 32TQFP
• Manufacturer: Atmel
• Series: AVR® 90LSr

Specifications of AT90LS2333-4AI

• 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: 20
• Program Memory Size: 2KB (1K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 128 x 8
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 6 V
• Data Converters: A/D 6x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-TQFP, 32-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Figure 61. Port D Schematic Diagram (Pins PD6 and PD7)
70
AT90S/LS2333 and AT90S/LS4433
PDn
PWRDN: POWER DOWN MODE
MOS
PULL-
UP
WD:
WP:
RP:
RD:
RL:
m:
n:
WRITE PORTD
WRITE DDRD
READ PORTD LATCH
READ PORTD PIN
READ DDRD
6, 7
0, 1
PWRDN
RL
RP
TO COMPARATOR
Q
Q
PORTDn
RESET
RESET
DDDn
WD
WP
RD
C
C
D
D
AINm