SC26C562(2006) Просмотр технического описания (PDF) - Philips Electronics

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производитель

SC26C562
(Rev.:2006)

CMOS dual universal serial communications controller (CDUSCC)

Philips Electronics 

Philips Semiconductors

CMOS dual universal serial communications controller

(CDUSCC)

Product data sheet

SC26C562

AC ELECTRICAL CHARACTERISTICS4,5,6,7

Tamb = 0 °C to +70 °C; VCC = 5 V ± 10 %

RESETN

tRELREH

SD00205

Figure 3. Reset Timing

SYMBOL

PARAMETER

tRELREH

RESETN LOW to RESETN HIGH

LIMITS

Min

Max

200

–

UNIT

ns

A6–A1

CSN (CEN)

tADVRDL

tCELRDL

RDN

D0–D7

RDYN

tRDLDDV

tRDLDLZ

tRDLRYL

NOTE:

A Wait on Rx. Receiver FIFO empty.

tRDHCEH

tRDLRDH

tRDLADI

tRYZDDV

A

Figure 4. Read Cycle12

SYMBOL

PARAMETER

tADVRDL

tCELRDL

tRDLADI

tRDLRYL

tRDLDDV

tRDLRDH

tRYZDDV

tRDHCEH

tCEHCEL

tRDHDDI

tRDHRDL

tRDHDDF

tRDLDLZ

Address valid to RDN LOW

CEN LOW to RDN LOW

RDN LOW to address invalid

RDN LOW to RDYN LOW

RDN LOW to read data valid

RDN LOW to RDN HIGH

RDYN high-impedance to read data valid9

RDN HIGH to CEN HIGH

CEN HIGH to CEN LOW

RDN HIGH to read data invalid

RDN HIGH to RDN LOW

RDN HIGH to data bus floating

RDN LOW to data bus low-impedance9

tCEHCEL

tRDHRDL

tRDHDDF

tRDHDDI

SD00240

LIMITS

Min

Max

5

–

0

–

50

–

–

150

–

130

130

–

–

90

0

–

30

–

5

–

30

–

–

40

10

–

UNIT

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

2006 Aug 10

9

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