xr16v554 Exar Corporation, xr16v554 Datasheet - Page 33

• Manufacturer Part Number: xr16v554
• Description: 2.25v To 3.6v Quad Uart With 16-byte Fifo
• Manufacturer: Exar Corporation

REV. 1.0.2
F
F
IGURE
IGURE
I O W #
I O W
R T S #
D T R #
C D #
C T S #
D S R #
I N T
I O R #
R I #
13. M
14. 16 M
D0-D7
A0-A7
CS#
IOR#
ODEM
ODE
T
I
AS
NPUT
(I
NTEL
/O
T
RDV
C h a n g e o f s t a t e
) D
UTPUT
ATA
A c t iv e
Valid Address
T
B
IMING
US
T
T
RD
CS
R
Valid Data
EAD
F
OR
T
T
M O D
W D O
T
C
C h a n g e o f s t a t e
IMING FOR
HANNELS
T
T
C h a n g e o f s t a t e
33
DD
AH
A-D
C
2.25V TO 3.6V QUAD UART WITH 16-BYTE FIFO
A c t iv e
HANNELS
A c t iv e
T
DY
T
A-D
AS
T
RDV
T
R S I
T
Valid Address
C h a n g e o f s t a t e
M O D
A c t iv e
A c t iv e
T
CS
T
RD
Valid Data
XR16V554/554D
C h a n g e o f s t a t e
T
T
M O D
A c t iv e
T
DD
A c t iv e
AH
RDTm