SC16C652B datasheet(28/44 Pages) PHILIPS

Part #	SC16C652B

Description	5V, 3.3 V and 2.5V dual UART, 5 Mbit/s (max.),with 32-byte FIFOs and infrared(IrDA) encoder/decoder

PDF	44 Pages

Scroll/Zoom	100%

Manufacturer	PHILIPS [NXP Semiconductors]

Direct Link	http://www.nxp.com

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28 / 44 page

Philips Semiconductors

SC16C652B

Dual UART with 32-byte FIFOs and IrDA encoder/decoder

Product data

Rev. 03 — 10 December 2004

28 of 44

9397 750 14452

7.11 SC16C652B external reset condition

Limiting values

Table 25:

Reset state for registers

Reset state

IER

IER[7:0] = 0

FCR

FCR[7:0] = 0

ISR

ISR[7:1] = 0; ISR[0] = 1

LCR

LCR[7:0] = 0

MCR

MCR[7:0] = 0

LSR

LSR[7] = 0; LSR[6:5] = 1; LSR[4:0] = 0

MSR

MSR[7:4] = input signals; MSR[3:0] = 0

SPR

SFR[7:0] = 1

DLL

DLL[7:0] = X

DLM

DLM[7:0] = X

Table 26:

Reset state for outputs

Output

Reset state

TXA, TXB

Logic 1

OP2A, OP2B

Logic 1

RTSA, RTSB

Logic 1

DTRA, DTRB

Logic 1

INTA, INTB

3-State condition

Table 27:

Limiting values

In accordance with the Absolute Maximum Rating System (IEC 60134).

Symbol

Parameter

Conditions

Min

Max

Unit

VCC

supply voltage

voltage at any pin

GND

− 0.3

VCC + 0.3

Tamb

operating temperature

−40

+85

°C

Tstg

storage temperature

−65

+150

°C

Ptot(pack)

total power dissipation

per package

500

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