FT51AL-R datasheet, PDF - EEWORLD Datasheet

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FT51AL-R: DescriptionIC MCU 8BIT 16KB MTP 44LQFP; Categorysemiconductor The embedded processor and controller; File Size1MB，43 Pages; ManufacturerFTDI [Future Technology Devices International Ltd.]; Environmental Compliance

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FT51AL-R Overview

IC MCU 8BIT 16KB MTP 44LQFP

FT51AL-R Parametric

Parameter Name	Attribute value
core processor	8051
core size	8-bit
speed	48MHz
Connectivity	I²C，SPI，UART/USART，USB
Peripheral	DMA，POR，PWM，WDT
Number of I/Os	16
Program storage capacity	16KB（16K x 8）
Program memory type	Multi-time programmable (MTP)
EEPROM capacity	-
RAM capacity	24K x 8
Voltage - Power Supply (Vcc/Vdd)	3 V ~ 5.5 V
data converter	A/D 16x8b
Oscillator type	internal
Operating temperature	-40°C ~ 85°C（TA）
Package/casing	44-LQFP
Supplier device packaging	44-LQFP（10x10）

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FT51A Advanced MCU with 8051 Compatible Core IC Datasheet

Version 1.5

D oc ument N o.: FT _000877

C learance N o.: FT DI#420

Future Technology Devices

International Ltd

FT51A

(Advanced Microcontroller with 8051

Compatible Core)

The FT51A is a multi-featured device that can be

targeted at a wide range of functions or

applications:



Industry compatible 8051 core running at a

maximum frequency of 48MHz.

8 KB of data memory

16 KB of multi-time programmable (MTP) memory

16 KB of shadow memory for fast read access by

the core.

USB 2.0 Full Speed hub controller allowing

cascading of multiple FT51A devices

USB 2.0 Full Speed device controller compatible to

FT12 series

Supports up to 8 bi-directional endpoints with 2 x

1 KB USB endpoint buffers

Max packet size is 504 bytes for USB isochronous

endpoint and 64 bytes for control / bulk / interrupt

endpoint

Double buffer scheme for any endpoint, increases

data transfer throughput

Fully integrated clock generation with no external

crystal required

Data transfer rates from 300 baud to 3M baud

(RS422, RS485, and RS232) at TTL levels

PWM Controller

UART interface support for 7 or 8 data bits, 1 or 2

stop bits and odd / even / mark / space / no parity

USB Battery Charger Detection allowing optimized

charging profile



Supports DMA operation

C Master & Slave functionality

SPI Master & Slave functionality

245 FIFO module provides a simple FIFO interface

to transmit and receive data

Timer and Watchdog

Up to 16 dedicated digital IO pins

Up to 16 multiplexed analogue / digital IO pins

Support ADC function on analogue IO pins

IO Mux control for maximum flexibility in pin

selection

Configurable IO pin output drive strength; 4 mA

(min) and 16 mA (max)

+5V Single Supply Operation

Internal 3.3V/1.8V voltage regulators

Integrated power-on-reset circuit

Low operating and suspend current; 20 mA

(active) and 150 uA (suspend)

Extended operating temperature range; -40 to

85⁰C

Available in compact Pb-free, RoHS compliant

packages:

•

48-pin WQFN

44-pin LQFP

32-pin WQFN

28-pin SSOP



N either the whole nor any part of the information c ontained in, or the produc t des c ribed in this manual, may be adapted or re produc ed in any

material or elec tronic form without the prior written c ons ent of the c opyright holder. T his product and its doc umentation are s up plied on an as-is

bas is and no warranty as to their s uitability for any partic ular purpose is either made or implied. Future T ec hno logy D evic es I nternational L td

will not ac c ept any c laim for damages hows oever aris ing as a res ult of us e or failure of this produc t. Y our s tatutory rights are not affec ted. T his

produc t or any variant of it is not intended for us e in any medic al applianc e , devic e or s ys tem in whic h the failure of the produc t might

reas onably be expected to res ult in pers onal injury. T his doc ument provides preliminary information that may be s ubjec t to c h ange without

notic e. N o freedom to us e patents or other intellectual p roperty rights is implied by the public ation of this doc ument. Future T echnology D evices

I nternational L td, U nit 1 , 2 Seaward P lace, C enturion Business P ark, G lasgow G 4 1 1 HH U nited Kingdom. Sc otland Registered Company N umber:

SC 1 3 6 6 4 0

FT51A Advanced MCU with 8051 Compatible Core IC Datasheet

Version 1.5

D oc ument N o.: FT _000877

C learance N o.: FT DI#420

Table of Contents

Typical Applications...................................................... 2

Part Numbers ......................................................................... 2

USB Compliant ........................................................................ 2

Pin Out - 28 pin SSOP ............................................................. 5

Pin Out - 32 pin WQFN ........................................................... 6

Pin Out - 44-Pin LQFP............................................................. 7

Pin Out - 48-Pin WQFN ............................................................ 8

Pin Configuration Description .................................................. 9

Key Features..........................................................................11

Functional Integration ............................................................................. 11

8051 Core ............................................................................................. 11

1.1

1.2

Device Pin Out and Signal Description ........................... 5

2.1

2.2

2.3

2.4

2.5

Functional Description ................................................ 11

3.1.1

3.1.2

3.1

3.2

3.2.1

3.2.2

3.2.3

3.2.4

3.2.5

3.2.6

3.2.7

3.2.8

3.2.9

Functional Block Descriptions .................................................12

8051 Ports 0 - 3 ..................................................................................... 12

Timers and Watchdog.............................................................................. 12

PLL Control............................................................................................ 13

16KB Multi-Time Programmable (MTP) memory ........................................... 13

8KB Data RAM ....................................................................................... 13

16KB Shadow RAM ................................................................................. 13

Special Function Register ......................................................................... 13

IO Registers .......................................................................................... 13

LDO Regulators ...................................................................................... 13

BCD Detect ........................................................................................... 13

USB XCVR ............................................................................................. 14

IO Multiplexer ........................................................................................ 14

C Master............................................................................................. 14

C Slave .............................................................................................. 15

SPI Slave .............................................................................................. 15

SPI Master ............................................................................................ 15

Debugger .............................................................................................. 15

245 FIF O .............................................................................................. 16

PWM .................................................................................................... 16

Digital IO pins ........................................................................................ 16

Analogue IO pins .................................................................................... 16

3.2.10

3.2.11

3.2.12

3.2.13

3.2.14

3.2.15

3.2.16

3.2.17

3.2.18

3.2.19

3.2.20

3.2.21

FT51A Advanced MCU with 8051 Compatible Core IC Datasheet

Version 1.5

D oc ument N o.: FT _000877

C learance N o.: FT DI#420

3.2.22

ADC ..................................................................................................... 16

Device Characteristics and Ratings.............................. 18

Absolute Maximum Ratings ....................................................18

DC Characteristics..................................................................19

MTP Memory Reliability Characteristics...................................23

Internal Clock Characteristics.................................................23

Digital IO AC Characteristics ..................................................24

Analogue IO Characteristics ...................................................25

USB Bus Powered Configuration .............................................26

4.1

4.2

4.3

4.4

4.5

4.6

USB Power Configurations .......................................... 26

Connection Examples.................................................. 27

5.1

6.1 USB Upstream and downstream port connections (48pin

package) .......................................................................................27

6.2 USB Upstream and downstream port connections (44pin

package) .......................................................................................28

6.3

6.4

USB Upstream port connections (32pin package) ....................28

USB Upstream port connections (28pin package) ....................29

48-Pin WQFN Package Outline ................................................30

44-Pin LQFP Package Outline .................................................31

32-Pin WQFN Package Outline ................................................32

28-Pin SSOP Package Outline .................................................33

Solder Reflow Profile .............................................................34

Package Parameters ................................................... 30

7.1

7.2

7.3

7.4

7.5

Contact Information ................................................... 35

Appendix A – References ................................................. 36

Document References ....................................................................36

Acronyms and Abbreviations ..........................................................36

Appendix B - List of Figures and Tables ............................ 37

List of Figures................................................................................37

List of Tables .................................................................................37

Appendix C – List of IO registers ...................................... 39

Appendix D – Revision History ......................................... 43

FT51AL-R Related Products

	FT51AL-R	FT51BQ-R	FT51CS-R	UMFT51AA
Description	IC MCU 8BIT 16KB MTP 44LQFP	Interface Development Tools FT51 DIP Module USB Bridging Eval	IC MCU 8BIT 16KB MTP 28SSOP	FT51 DIP MODULE FOR USB BRIDGING
core processor	8051	-	8051	8051

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