SAF82525 Infineon Technologies AG, SAF82525 Datasheet - Page 20
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SAF82525
Manufacturer Part Number
SAF82525
Description
Data Communications ICs
Manufacturer
Infineon Technologies AG
Datasheet
1.SAF82525.pdf
(126 pages)
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Quantity
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Part Number:
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Manufacturer:
INFINEON
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Part Number:
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Manufacturer:
SIEMENS/西门子
Quantity:
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Part Number:
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Part Number:
SAF82525N-V21
Manufacturer:
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Part Number:
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Manufacturer:
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HSCX with SAB 80186 Microprocessor
and SAB 82258 Advanced DMA Controller (ADMA)
In applications, where two high-speed channels are required, a 16-bit system with SAB 80186
CPU and SAB 82258 ADMA is suitable. This is shown in figure 5.
Figure 5
HSCX with SAB 80186 CPU/SAB 82258 ADMA
Semiconductor Group
Latches
AD0 - AD15
INTn
SAB 80186
CPU
PSCn
S0 - S2
Transceiver
HLDA
HOLD
AD0 - AD15
SAB 82258
ADMA
System Bus
Memory
Bus
System
Control
S0 - S2
DREQ0
DREQ1
DREQ3
DREQ2
DACK0
DACK1
DACK2
DACK3
20
&
&
DRQTA
DRQRA
DACKA
DRQTB
DRQRB
DACKB
A0 - A6
A0 - A6
CS
SAB 82525
HSCX
+5 V
INT
D0 - D7
D0 - D7
IM1
SAB
SAB
SAF
SAF
Serial
Channel A
Serial
Channel B
ITS00950
82525
82526
82525
82526