SC28L198A1A Product Information|NXP

Buy Options

SC28L198A1A,512

No Longer Manufactured

12NC: 935261323512

Details

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SC28L198A1A,518

No Longer Manufactured

12NC: 935261323518

Details

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SC28L198A1A,529

No Longer Manufactured

12NC: 935261323529

Details

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SC28L198A1A/G,518

No Longer Manufactured

12NC: 935279334518

Details

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Operating Features

ParameterValue
Application
Data Communication
Channel
8
Operating Temperature (°C)
-40~85
ParameterValue
Number of pins
84
Receiver/Transmitter type
Octal UARTs
Function
SC28L198

Environmental

Part/12NCPbFreeEU RoHSHalogen FreeRHF IndicatorREACH SVHC
SC28L198A1A,512(935261323512)
Yes
Yes
Yes
DREACH SVHC
SC28L198A1A,518(935261323518)
Yes
Yes
Yes
DREACH SVHC
SC28L198A1A,529(935261323529)
Yes
Yes
Yes
DREACH SVHC
SC28L198A1A/G,518(935279334518)
No
No
-
REACH SVHC

Quality

Part/12NCSafe Assure Functional SafetyMoisture Sensitivity Level (MSL)Peak Package Body Temperature (PPT) (C°)FITMTBFIR
Lead SolderingLead Free SolderingLead SolderingLead Free Soldering
SC28L198A1A,512
(935261323512)
No
3
3
225
245
6.0
1.66666666666667E8
0.0
SC28L198A1A,518
(935261323518)
No
3
3
225
245
6.0
1.66666666666667E8
0.0
SC28L198A1A,529
(935261323529)
No
3
3
225
245
6.0
1.66666666666667E8
0.0
SC28L198A1A/G,518
(935279334518)
-
-
-
-
-
6.0
1.66666666666667E8
0.0

Shipping

Part/12NCHarmonized Tariff (US)Disclaimer
SC28L198A1A,512
(935261323512)
854231
SC28L198A1A,518
(935261323518)
854231
SC28L198A1A,529
(935261323529)
854231
SC28L198A1A/G,518
(935279334518)
854231

Discontinued and Replacement Part Data

Part/12NCDiscontinuance NoticeLast Time Buy DateLast Time Delivery DateReplacement
SC28L198A1A,512
(935261323512)
-
2018-01-24
2018-07-24
SC28L198A1A,518
(935261323518)
SC28L198A1A,518
(935261323518)
NOTICE
2022-03-30
2022-06-30
-
SC28L198A1A,529
(935261323529)
-
2018-01-24
2018-07-24
SC28L198A1A,518
(935261323518)
SC28L198A1A/G,518
(935279334518)
-
2001-01-30
2001-01-31
-

Product Change Notice

Part/12NCIssue DateEffective DatePCNTitle
SC28L198A1A,518
(935261323518)
2021-06-302021-07-01202106026DNNXP HPA R01 PLCC44 52 68 and 84 Pin Package Discontinuation
SC28L198A1A,518
(935261323518)
2020-12-152020-12-16202011011INXP Will Add a Sealed Date to the Product Label

More about SC28L198

The Philips 28L198 Octal UART is a single chip CMOS-LSI communications device that provides 8 full-duplex asynchronous channels with significantly deeper 16 byte FIFOs, Automatic in-band flow control using Xon/Xoff characters defined by the user and address recognition in the wake up mode. Synchronous bus interface is used for all communication between host and OCTART. It is fabricated using Philips 1.0 micron CMOS technology that combines the benefits of low cost, high density and low power consumption.

The operating speed of each receiver and transmitter can be selected independently from one of 22 fixed baud rates, a 16X clock derived from one of two programmable baud rate counters or one of three external 16X clocks (1 available at 1x clock rate). The baud rate generator and counter can operate directly from a crystal or from seven other external or internal clock inputs. The ability to independently program the operating speed of the receiver and transmitter makes the Octal UART particularly attractive for dual speed full duplex channel applications such as clustered terminal systems. The receivers and transmitters are buffered with FIFOs of 16 characters to minimize the potential for receiver overrun and to reduce interrupt overhead. In addition, a handshaking capability and in-band flow control are provided to disable a remote UART transmitter when the receiver buffer is full or nearly so.

To minimize interrupt overhead an interrupt arbitration system is included which reports the context of the interrupting UART via direct access or through the modification of the interrupt vector. The context of the interrupt is reported as channel number, type of device interrupting (receiver COS etc.) and, for transmitters or receivers, the fill level of the FIFO.

The Octal UART provides a power down mode in which the oscillator is stopped but the register contents are maintained. This results in reduced power consumption of several orders of magnitudes. The Octal UART is fully TTL compatible when operating from a single +5V power supply. Operation at 3.3 volts is maintained with CMOS interface levels.

The device also offered in a version which maintains TTL input and output levels while operating with a 3.3 volt power supply.

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