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PDF SC26C562A8A Data sheet ( Hoja de datos )

Número de pieza SC26C562A8A
Descripción CMOS dual universal serial communications controller CDUSCC
Fabricantes NXP Semiconductors 
Logotipo NXP Semiconductors Logotipo



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INTEGRATED CIRCUITS
SC26C562
CMOS dual universal serial
communications controller (CDUSCC)
Product specification
Supersedes data of 1995 May 01
IC19 Data Handbook
1998 Sep 04
Philips
Semiconductors

1 page




SC26C562A8A pdf
Philips Semiconductors
CMOS dual universal serial communications controller
(CDUSCC)
BLOCK DIAGRAM
D0–D7
BUS
BUFFER
RDYN
WRN
RDN
A1–A6
CEN
RESETN
RTxDRQAN/GPO1AN
RTxDRQBN/GPO1BN
TxDRQAN/GPO2AN
TxDRQBN/GPO2BN
RTxDAKAN/GPI1AN
RTxDAKBN/GPI1BN
TxDAKAN/GPI2AN
TxDAKBN/GPI2BN
EOPN
A7 CONTROL
LOGIC
A7
MPU
INTERFACE
DMA
INTERFACE
INTERFACE/
OPERATION
CONTROL
ADDRESS
DECODE
R/W
DECODE
DMA
CONTROL
CCRA/B
PCRA/B
RSRA/B
TRSRA/B
ICTSRA/B
GSR
CMR1A/B
CMR2A/B
OMRA/B
TRCR A/B
FTLR A/B
TRMR A/B
CID
TRxCA/B
RTxCA/B
CTSAN/LCAN
CTSBN/LCBN
DCDBN/SYNIBN
DCDAN/SYNIAN
RTSBN/SYNOUTBN
RTSAN/SYNOUTAN
IRQN
IACKN
X1/CLK
X2
SPECIAL
FUNCTION
PINS
INTERRUPT
CONTROL
ICRA/B
IERA/B
IVRM
IER1 A/B
IER2 A/B
IER3 A/B
OSCILLATOR
CDUSCC
LOGIC
Figure 2. Block Diagram
1998 Sep 04
5
Product specification
SC26C562
CHANNEL
MODE AND
TIMING A/B
DPLL CLK
MUX A/B
DPLLA/B
BRG
COUNTER
TIMER A/B
C/T CLK
MUX A/B
CTCRA/B
CTPRHA/B
CTPRLA/B
CTHA/B
CTLA/B
TRANSMIT
A/B
TRANS CLK
MUX
TPRA/B
TTRA/B
TX SHIFT
REG
TRANSMIT
16 DEEP
FIFO
TELR
A/B
CRC
GENERATOR
SPEC CHAR
GEN LOGIC
RECEIVER
A/B
RCVR CLK
MUX
RPRA/B
RTRA/B
S1RA/B
S2RA/B
RCVR
SHIFT REG
RECEIVER
16 DEEP
FIFO
RFLR
A/B
CRC
ACCUM
BISYNC
COMPARE
LOGIC
TxD A/B
RxD A/B
SD00239

5 Page





SC26C562A8A arduino
Philips Semiconductors
CMOS dual universal serial communications controller
(CDUSCC)
Product specification
SC26C562
AC ELECTRICAL CHARACTERISTICS (Continued)
IRQN
IACKN
D7–D0
INTERRUPT REQUEST LOCKED
VECTOR SETTLING
tIALDDV
VECTOR
LOCKED
B
tIAHDDI
C
A
A
A
tIAHDDF
NOTES:
A ICR[5:4] = 01 or 10 (mode 1 or mode 2)
B Call instruction (mode 2)
C ICR[5:4] = 11 (mode 3)
Figure 6. Interrupt Acknowledge Cycle
C
SERVICE
ROUTINE
Cleared
through
software
SD00208
SYMBOL
PARAMETER
tIALDDV
tIAHDDF
tIAHDDI
tIALDLZ
tIAHIAL
IACKN low to data bus valid
IACKN high to data bus floating
IACKN high to data bus invalid
IACKN low to data bus low impedance9
IACKN high to low
LIMITS
INDUSTRIAL SC26C562 COMMERCIAL SC26C562
Min Max Min Max
140 130
5 60 5 60
5 10
40 30
UNIT
ns
ns
ns
ns
ns
CEN
WRN
GPO1_N
AND/OR
GPO2_N
OLD DATA
Figure 7. Output Port Timing
tWRHGOV
NEW DATA
SD00209
SYMBOL
PARAMETER
tWRHGOV WRN high to GPO output data valid
LIMITS
INDUSTRIAL SC26C562 COMMERCIAL SC26C562
Min Max Min Max
100 100
UNIT
ns
1998 Sep 04
11

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