XR68C192 EXAR [Exar Corporation], XR68C192 Datasheet - Page 3

• Manufacturer Part Number: XR68C192
• Description: DUAL UNIVERSAL ASYNCHRONOUS RECEIVER AND TRANSMITTER
• Manufacturer: EXAR [Exar Corporation]

B B B B B
lock Diagram
-D T A C K
-R E S E T
Rev. P1.10
D 0 -D 7
-IA C K
X T A L 1
X T A L 2
A 1 -A 4
R /-W
-IN T
-C S
3
T ra n sm it
R eg isters
R eg isters
C o n tro l
R eceive
C o n tro l
F IF O
F IF O
L o g ic
L o g ic
F lo w
F lo w
XR68C92/192
T ra n sm it
R eg ister
R eg ister
R eceive
S h ift
S h ift
C o n tro l
L o g ic
I/O
O P 0 -O P 7
T X A /B
R X A /B
IP 0 -IP 5