AT89LP6440-20PU Atmel, AT89LP6440-20PU Datasheet - Page 192
AT89LP6440-20PU
Manufacturer Part Number
AT89LP6440-20PU
Description
MCU 8051 64K FLASH ISP 40PDIP
Manufacturer
Atmel
Series
89LPr
Datasheet
1.AT89LP6440-20MU.pdf
(194 pages)
Specifications of AT89LP6440-20PU
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
40-DIP (0.600", 15.24mm)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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21 Programmable Watchdog Timer ......................................................... 141
22 Instruction Set Summary .................................................................... 143
23 Register Index ...................................................................................... 153
24 On-Chip Debug System ....................................................................... 155
25 Programming the Flash Memory ........................................................ 157
26 Electrical Characteristics .................................................................... 170
21.1
22.1
24.1
24.2
24.3
25.1
25.2
25.3
25.4
25.5
25.6
25.7
25.8
25.9
26.1
26.2
26.3
26.4
26.5
26.6
26.7
26.8
26.9
26.10
26.11
26.12
Software Reset ..............................................................................................142
Instruction Set Extensions .............................................................................147
Physical Interface ..........................................................................................155
Software Breakpoints ....................................................................................156
Limitations of On-Chip Debug .......................................................................156
Physical Interface ..........................................................................................157
Memory Organization ....................................................................................159
Command Format ..........................................................................................160
Status Register ..............................................................................................163
DATA Polling .................................................................................................163
Flash Security ................................................................................................163
User Configuration Fuses ..............................................................................164
User Signature and Analog Configuration .....................................................165
Programming Interface Timing ......................................................................165
Absolute Maximum Ratings* .........................................................................170
DC Characteristics .........................................................................................170
Typical Characteristics ..................................................................................171
Clock Characteristics .....................................................................................173
Reset Characteristics ....................................................................................173
External Data Memory Characteristics ..........................................................174
Serial Peripheral Interface Timing .................................................................175
Two-wire Serial Interface Characteristics ......................................................178
Serial Port Timing: Shift Register Mode ........................................................179
Dual Analog Comparator Characteristics ......................................................180
DADC Characteristics ....................................................................................180
Test Conditions ..............................................................................................181
3706A–MICRO–9/09
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