XR82C684JTR/44-F Exar Corporation, XR82C684JTR/44-F Datasheet - Page 19
XR82C684JTR/44-F
Manufacturer Part Number
XR82C684JTR/44-F
Description
Quad Channel UART
Manufacturer
Exar Corporation
Datasheet
1.XR82C684CJ44-F.pdf
(107 pages)
Specifications of XR82C684JTR/44-F
Features
*
Number Of Channels
4, QUART
Fifo's
3 Byte
Voltage - Supply
5V
Mounting Type
Surface Mount
Package / Case
44-LCC (J-Lead)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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Part Number
Manufacturer
Quantity
Price
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Part Number:
XR82C684JTR/44-F
Manufacturer:
Exar Corporation
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10 000
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XR82C684
Bit 7
Bit 6
Bit 5
Bit 4
Description
Start Break:
Stop Break:
Set Rx BRG Select Extend Bit:
Clear Rx BRG Select Extend Bit:
Set Tx BRG Select Extend Bit:
Clear Tx BRG Select Extend Bit:
Set Standby Mode (Channel A):
Please note that this command effects the operation of the entire
chip. Normal operation is restored by a hardware reset or by invoking the “SET
ACTIVE MODE” command.
Reset IUS Latch (Channel B):
Select Direct System Clock (Channel C):
Table 15
Table 15A
Table 15
Table 15A
Set Active Mode (Channel A):
Set Z-Mode (Channel B):
Section
C.6.2
Select Divided System Clock (Channel C):
Table 15
Table 15A Please note that this command effects the baud rates
for all four channels of the QUART.
Reserved
Reserved
Table 2. Miscellaneous Commands, Upper Nibble of All Command Registers, Unless Otherwise Specified
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