AT89LP6440-20MU Atmel, AT89LP6440-20MU Datasheet - Page 49
AT89LP6440-20MU
Manufacturer Part Number
AT89LP6440-20MU
Description
MCU 8051 64K FLASH ISP 44VQFN
Manufacturer
Atmel
Series
89LPr
Datasheet
1.AT89LP6440-20MU.pdf
(194 pages)
Specifications of AT89LP6440-20MU
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-VQFN Exposed Pad
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT89LP6440-20MU
Manufacturer:
Atmel
Quantity:
987
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3706A–MICRO–9/09
Table 10-6.
Port Pin
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
P2.0
P2.1
P2.2
P2.3
P2.4
P2.5
P2.6
P2.7
P3.0
P3.1
P3.2
P3.3
P3.4
P3.5
P3.6
P3.7
P4.2
P4.6
P4.7
Port Pin Alternate Functions
PxM0.y
P3M0.2
P3M0.3
P1M0.2
P1M0.3
P1M0.4
P1M0.5
P1M0.6
P1M0.7
P2M0.0
P2M0.1
P2M0.2
P2M0.3
P2M0.4
P2M0.5
P2M0.6
P2M0.7
P3M0.0
P3M0.1
P3M0.4
P3M0.5
P3M0.6
P3M0.7
P3M0.5
Configuration Bits
not configurable
not configurable
PxM1.y
P1M1.2
P1M1.3
P1M1.4
P1M1.5
P1M1.6
P1M1.7
P2M1.0
P2M1.1
P2M1.2
P2M1.3
P2M1.4
P2M1.5
P2M1.6
P2M1.7
P3M1.0
P3M1.1
P3M1.2
P3M1.3
P3M1.4
P3M1.5
P3M1.6
P3M1.7
P3M1.5
AT89LP6440 - Preliminary
Alternate
Function
CMPB
CMPA
MOSI
MISO
GPI2
GPI3
GPI4
GPI5
GPI6
GPI7
AIN0
AIN1
AIN2
AIN3
SCK
CCA
CCB
CCC
CCD
RXD
INT0
INT1
SDA
SCL
DA+
TXD
RST
DA-
WR
RD
SS
T0
T1
Notes
open-drain
open-drain
input-only
input-only
input-only
input-only
input-only
input-only
RST must be disabled to use P4.2
Pin is tied to comparator output
Pin is tied to comparator output
49
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