AT89LP6440-20AU Atmel, AT89LP6440-20AU Datasheet - Page 182

• Manufacturer Part Number: AT89LP6440-20AU
• Description: MCU 8051 64K FLASH ISP 44TQFP
• Manufacturer: Atmel
• Series: 89LPr

Specifications of AT89LP6440-20AU

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 38
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 8K x 8
• Ram Size: 4.25K x 8
• Voltage - Supply (vcc/vdd): 2.4 V ~ 3.6 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TQFP, 44-VQFP
• Package: 44TQFP
• Device Core: 8051
• Family Name: 89LP
• Maximum Speed: 20 MHz
• Operating Supply Voltage: 2.5|3.3 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 38
• Interface Type: 2-Wire/SPI
• On-chip Dac: 8-chx10-bit
• Number Of Timers: 3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

26.12.3
26.12.4
26.12.5
26.12.6
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AT89LP6440 - Preliminary
I
I
Clock Signal Waveform for I
I
CC
CC
CC
Test Condition, Active Mode, All Other Pins are Disconnected
Test Condition, Idle Mode, All Other Pins are Disconnected
Test Condition, Power-down Mode, All Other Pins are Disconnected, V
0.45V
V
CC
- 0.5V
0.2 V
CC
0.7 V
CLOCK SIGNAL
CLOCK SIGNAL
Tests in Active and Idle Modes, t
CC
t
(NC)
CHCL
- 0.1V
CC
V
(NC)
DD
(NC)
V
V
DD
DD
RST
XTAL2
XTAL1
GND
RST
XTAL2
XTAL1
GND
RST
XTAL2
XTAL1
GND
t
CHCX
V
DD
V
V
DD
DD
I
CC
t
V
CLCL
I
I
CC
CC
DD
V
V
DD
DD
t
CLCH
CLCH
t
CHCX
= t
CHCL
DD
= 5 ns
= 2V to 3.6V
3706A–MICRO–9/09