AT89LP51ED2-20AU Atmel, AT89LP51ED2-20AU Datasheet - Page 253

• Manufacturer Part Number: AT89LP51ED2-20AU
• Description: 8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
• Manufacturer: Atmel

Specifications of AT89LP51ED2-20AU

• Rohs: yes
• Core: 8051
• Processor Series: AT89x
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 20 MHz
• Program Memory Size: 64 KB
• Data Ram Size: 256 B
• On-chip Adc: Yes
• Operating Supply Voltage: 2.4 V to 5.5 V
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: TQFP-44
• Mounting Style: SMD/SMT
• Data Rom Size: 4 KB
• Interface Type: 2-Wire, SPI, UART
• Number Of Programmable I/os: 36
• Number Of Timers: 3
• Program Memory Type: Flash
• Factory Pack Quantity: 160

Table of Contents (Continued)
3714A–MICRO–7/11
25 Electrical Characteristics .................................................................... 225
26 Ordering Information ........................................................................... 241
27 Packaging Information ........................................................................ 242
28 Revision History ................................................................................... 247
Table of Contents....................................................................................... i
24.5
24.6
25.1
25.2
25.3
25.4
25.5
25.6
25.7
25.8
25.9
25.10
25.11
25.12
26.1
27.1
27.2
27.3
27.4
27.5
Bootloader .....................................................................................................200
In-System Programming (ISP) .......................................................................215
Absolute Maximum Ratings* .........................................................................225
DC Characteristics .........................................................................................225
Typical Characteristics ..................................................................................226
Clock Characteristics .....................................................................................228
Reset Characteristics ....................................................................................229
External Memory Characteristics ...................................................................229
Serial Peripheral Interface Timing .................................................................231
Two-wire Serial Interface Characteristics ......................................................234
Serial Port Timing: Shift Register Mode ........................................................235
Dual Analog Comparator Characteristics ......................................................236
DADC Characteristics ....................................................................................236
Test Conditions ..............................................................................................238
Green Package Option (Pb/Halide-free) ........................................................241
44AA – VQFP/LQFP ......................................................................................242
44A – TQFP ...................................................................................................243
44J – PLCC ...................................................................................................244
44M1 – VQFN/MLF .......................................................................................245
40P6 – PDIP ..................................................................................................246
AT89LP51RD2/ED2/ID2 Preliminary
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