SAB82525H-V21 Infineon Technologies, SAB82525H-V21 Datasheet - Page 15
SAB82525H-V21
Manufacturer Part Number
SAB82525H-V21
Description
IC CONTROLLER SERIAL 44-MQFP
Manufacturer
Infineon Technologies
Datasheet
1.SAB82525N-V21TR.pdf
(126 pages)
Specifications of SAB82525H-V21
Controller Type
Serial Communications Controller (SCC)
Interface
Serial
Voltage - Supply
4.75 V ~ 5.25 V
Current - Supply
8mA
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
44-BQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
SAB82525H-V21
SAB82525H-V21IN
SAB82525H-V21IN
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
SAB82525H-V21
Manufacturer:
Infineon Technologies
Quantity:
10 000
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Pin No.
P-LCC P-MQFP
Pin Definitions and Functions (cont’d)
40
38
41
Semiconductor Group
1
43
2
Symbol
DRQTA
DRQTB
V
DD
Input (I)
Output (O)
O
I
Function
DMA Request Transmitter (channel A/channel B)
The transmitter of the HSCX requests a DMA data transfer
by activating this line.
The DRQTn remains high as long as the transmit FIFO
requires data transfers.
The amount of data bytes to be transferred from system
memory to the HSCX (= byte count) must be written first to
the XBCH, XBCL registers.
Always blocks of data (n x 32 bytes + REST, n = 0, 1,…)
are transferred till the byte count is reached.
DRQTn is deactivated immediately following the falling
edge of the last WR cycle.
Power supply + 5 V.
15
SAB
SAB
SAF
SAF
82525
82526
82525
82526
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