AT89LP4052-16SU Atmel, AT89LP4052-16SU Datasheet - Page 93

• Manufacturer Part Number: AT89LP4052-16SU
• Description: IC 8051 MCU FLASH 4K 20SOIC
• Manufacturer: Atmel
• Series: 89LPr

Specifications of AT89LP4052-16SU

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 15
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.4 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -

Table of Contents (Continued)
3547J–MICRO–10/09
19. Serial Peripheral Interface ..................................................................... 42
20. Analog Comparator ............................................................................... 49
21. Programmable Watchdog Timer ........................................................... 51
22. Instruction Set Summary ...................................................................... 52
23. Programming the Flash Memory .......................................................... 57
24. Electrical Characteristics ...................................................................... 78
25. Ordering Information ............................................................................. 85
26. Packaging Information .......................................................................... 86
27. Revision History ..................................................................................... 89
19.1 Normal Mode .......................................................................................................44
19.2 Enhanced Mode ..................................................................................................44
19.3 Serial Clock Generator ........................................................................................47
19.4 SPI Pin Configuration ..........................................................................................48
20.1 Comparator Interrupt with Debouncing ...............................................................49
23.1 Programming Command Summary .....................................................................58
23.2 Status Register ....................................................................................................59
23.3 DATA Polling .......................................................................................................59
23.4 Parallel Programming ..........................................................................................59
23.5 In-System Programming (ISP) ............................................................................73
24.1 Absolute Maximum Ratings* ...............................................................................78
24.2 DC Characteristics ..............................................................................................79
24.3 Serial Peripheral Interface Timing ......................................................................80
24.4 External Clock Drive ............................................................................................82
24.5 Serial Port Timing: Shift Register Mode ..............................................................83
24.6 Test Conditions ...................................................................................................83
25.1 Green Package Option (Pb/Halide-free) .............................................................85
26.1 20P3 – PDIP ........................................................................................................86
26.2 20S2 – SOIC ......................................................................................................87
26.3 20X – TSSOP ......................................................................................................88
AT89LP2052/LP4052
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