XR82C684JTR/44-F Exar Corporation, XR82C684JTR/44-F Datasheet - Page 27

• Manufacturer Part Number: XR82C684JTR/44-F
• Description: Quad Channel UART
• Manufacturer: Exar Corporation

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

XR82C684
Please note that the QUART does
not requires that its -CS input be asserted in order to
respond to an “Interrupt Acknowledge” cycle.
The
QUART only requires that its -IACK input be asserted.
SN74LS148
74LS10
XR82C684
SN74LS138
MC68000
SN74LS138
Figure 5. Detailed Schematics of the XR82C684 Interfacing to the MC68000 Processor