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Datasheet

SC16C2552B
(Product Specification)
13-Dec-04, 35 pages, 173 kB

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5 V, 3.3 V and 2.5 V dual UART, 5 Mbit/s (max.), with 16-byte FIFOs

General description
Features
Products/packages
Chemical content
Pricing/ordering/availability
Samples
Applications
Block diagrams/pinning
Design support
Parametrics/similar products
Print/email

General description

The SC16C2552B is a two channel Universal Asynchronous Receiver and Transmitter (UART) used for serial data communications. Its principal function is to convert parallel data into serial data, and vice versa. The UART can handle serial data rates up to 5 Mbit/s.

The SC16C2552B is pin compatible with the PC16552 and ST16C2552. The SC16C2552B provides enhanced UART functions with 16 byte FIFOs, modem control interface, DMA mode data transfer and concurrent writes to control registers of both channels. The DMA mode data transfer is controlled by the FIFO trigger levels and the RXRDY and TXRDY signals. On-board status registers provide the user with error indications and operational status. System interrupts and modem control features may be tailored by software to meet specific user requirements. An internal loop-back capability allows on-board diagnostics. Independent programmable baud rate generators are provided to select transmit and receive baud rates.

The SC16C2552B operates at 5 V, 3.3 V and 2.5 V, and the Industrial temperature range, and is available in a plastic PLCC44 package.

Features

  • Industrial temperature range (-40 Cel to +85 Cel)
  • 5 V, 3.3 V and 2.5 V operation
  • Pin-to-pin compatible to PC16C552, ST16C2552
  • Up to 5 Mbit/s data rate at 5 V and 3 V, and 3 Mbit/s at 2.5 V
  • 16-byte transmit FIFO
  • 16-byte receive FIFO with error flags
  • Independent transmit and receive UART control
  • Four selectable Receive FIFO interrupt trigger levels; fixed XMIT FIFO interrupt trigger level
  • Modem control signals (CTS, RTS, DSR, DTR, RI, CD)
  • DMA operation and DMA monitoring via package I/O pins, TXRDY/RXRDY
  • UART internal register sections A and B may be written to concurrently
  • Multi-function output allows more package functions with fewer I/O pins
  • Programmable character lengths (5, 6, 7, 8), with even, odd, or no parity

Products/packages

Type numberNorth American Type numberOrdering code (12NC)Product statusPackagePackingMarkingChemical contentLeadfree conversion date
SC16C2552BIA44SC16C2552BIA449352 744 08512Volume productionSOT187-2
(PLCC44)
Tube Dry PackStandard MarkingSC16C2552BIA44
week 49, 2004
SC16C2552BIA44SC16C2552BIA44-T9352 744 08518Volume productionSOT187-2
(PLCC44)
Reel Dry Pack, SMD, 13"Standard MarkingSC16C2552BIA44
week 49, 2004
SC16C2552BIA44SC16C2552BIA44-S9352 744 08529Volume productionSOT187-2
(PLCC44)
SC16C2552BIA44
week 49, 2004

Pricing/ordering/availability

Type numberOrdering code(12NC)Indicative price/unit($)RegionDistributorIn stockInventory dateBuy onlineSamples
SC16C2552BIA449352 744  08512  3.6400EUFARNELL2712/3/2008 Buy online Order samples
   NAFUTURE ELECTRONICS2,47912/3/2008 Buy online  
   NANEWARK2712/3/2008 Buy online  
SC16C2552BIA449352 744  08518  3.6400     not available
SC16C2552BIA449352 744  08529  3.6400NADIGI-KEY CORPORATION2012/3/2008 Buy online Order samples
   NAMOUSER ELECTRONICS49012/3/2008 Buy online  

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