AT89C5131-S3SIL Atmel, AT89C5131-S3SIL Datasheet - Page 116
AT89C5131-S3SIL
Manufacturer Part Number
AT89C5131-S3SIL
Description
IC 8051 MCU FLASH 32K USB 52PLCC
Manufacturer
Atmel
Series
AT89C513xr
Datasheet
1.AT89C5131-S3SIL.pdf
(176 pages)
Specifications of AT89C5131-S3SIL
Core Processor
C52X2
Core Size
8-Bit
Speed
48MHz
Connectivity
I²C, SPI, UART/USART, USB
Peripherals
LED, POR, PWM, WDT
Number Of I /o
34
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Eeprom Size
4K x 8
Ram Size
1.25K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
52-PLCC
For Use With
AT89STK-10 - KIT EVAL APPL MASS STORAGEAT89STK-05 - KIT STARTER FOR AT89C5131
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Data Converters
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Serial Interface Engine (SIE)
Figure 54. SIE Block Diagram
116
D+
D-
AT89C5131
End of Packet
Detection
Start of Packet
Detection
Clk48
(48 MHz)
The SIE performs the following functions:
•
•
•
•
•
•
•
Clock
Recovery
NRZI data encoding and decoding.
Bit stuffing and un-stuffing.
CRC generation and checking.
Handshakes.
TOKEN type identifying.
Address checking.
Clock generation (via DPLL).
NRZI ‘NRZ
Bit Un-stuffing
Packet Bit Counter
USB Pattern Generator
Parallel to Serial Converter
Bit Stuffing
NRZI Converter
CRC16 Generator
SysClk
(12 MHz)
8
SYNC Detection
PID Decoder
Address Decoder
Serial to
Parallel Conversion
CRC5 and CRC16
Generation/Check
DataIn [7:0]
DataOut
8
4136B–USB–09/03
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