AT90LS2333-4AI Atmel, AT90LS2333-4AI Datasheet - Page 61

• 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 50. Port B Schematic Diagram (Pin PB0)
Figure 51. Port B Schematic Diagram (Pin PB1)
PB0
PB1
WP:
WD:
RL:
RP:
RD:
ACIC:
ACO:
MOS
PULL-
UP
WRITE PORTB
WRITE DDRB
READ PORTB LATCH
READ PORTB PIN
READ DDRB
COMPARATOR IC ENABLE
COMPARATOR OUTPUT
WP:
WD:
RL:
RP:
RD:
WRITE PORTB
WRITE DDRB
READ PORTB LATCH
READ PORTB PIN
READ DDRB
0
1
AT90S/LS2333 and AT90S/LS4433
NOISE CANCELER
ICNC1
RL
RP
EDGE SELECT
Q
Q
ICES1
PORTB0
RESET
RESET
DDB6
PORTB1
RD
WD
WP
R
C
R
C
DDB1
D
D
ICF1
ACIC
ACO
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