AT90LS2333-4AI Atmel, AT90LS2333-4AI Datasheet - Page 85

• 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

External Clock Drive Waveforms
Figure 69. External Clock
Table 39. External Clock Drive
Symbol
1/t
t
t
t
t
t
CLCL
CHCX
CLCX
CLCH
CHCL
CLCL
Parameter
Oscillator Frequency
Clock Period
High Time
Low Time
Rise Time
Fall Time
VIL1
VIH1
Min
250
100
100
V
0
CC
= 2.7V to 6.0V
AT90S/LS2333 and AT90S/LS4433
Max
1.6
1.6
4
Min
125
50
50
V
0
CC
= 4.0V to 6.0V
Max
0.5
0.5
8
Units
MHz
ns
ns
ns
s
s
85