xr16v554 Exar Corporation, xr16v554 Datasheet - Page 45

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

XR16V554/554D
2.25V TO 3.6V QUAD UART WITH 16-BYTE FIFO
ABSOLUTE MAXIMUM RATINGS.................................................................................. 30
TYPICAL PACKAGE THERMAL RESISTANCE DATA (MARGIN OF ERROR: ± 15%) 30
ELECTRICAL CHARACTERISTICS ............................................................................... 30
DC E
AC E
TA = -40
P
R
ACKAGE
4.10 SCRATCH PAD REGISTER (SPR) - READ/WRITE ....................................................................................... 28
4.11 BAUD RATE GENERATOR REGISTERS (DLL AND DLM) - READ/WRITE................................................. 28
EVISION
T
F
F
F
F
F
F
F
F
F
F
F
F
ABLE
IGURE
IGURE
IGURE
IGURE
IGURE
IGURE
IGURE
IGURE
IGURE
IGURE
IGURE
IGURE
LECTRICAL
LECTRICAL
13: UART RESET CONDITIONS FOR CHANNELS A-D .................................................................................................. 29
O TO
12. C
13. M
14. 16 M
15. 16 M
16. 68 M
18. R
17. 68 M
19. T
20. R
21. R
22. T
23. T
D
H
IMENSIONS
ISTORY
RANSMIT
RANSMIT
RANSMIT
LOCK
ECEIVE
ECEIVE
ECEIVE
+85
ODEM
C
C
ODE
ODE
ODE
ODE
HARACTERISTICS
HARACTERISTICS
O
...................................................................................................................................... 43
T
I
C, V
IMING
NPUT
R
R
R
(I
(I
(M
(M
R
R
R
EADY
EADY
EADY
NTEL
NTEL
................................................................................................................................ 39
EADY
EADY
EADY
OTOROLA
OTOROLA
/O
CC IS
............................................................................................................................................................. 32
) D
) D
UTPUT
& I
& I
& I
& I
& I
& I
ATA
ATA
NTERRUPT
NTERRUPT
NTERRUPT
NTERRUPT
NTERRUPT
NTERRUPT
2.25
) D
) D
T
B
B
IMING
ATA
ATA
US
US
............................................................................................................. 30
............................................................................................................. 31
TO
R
W
B
B
EAD
T
T
T
RITE
US
US
F
T
T
T
IMING
IMING
IMING
3.6V, 70
OR
IMING
IMING
IMING
R
W
T
T
C
EAD
IMING FOR
RITE
IMING FOR
HANNELS
[N
[FIFO M
[FIFO M
[N
[FIFO M
[FIFO M
ON
T
T
ON
IMING FOR
IMING FOR
-FIFO M
P
-FIFO M
F
ODE
ODE
C
A-D .................................................................................................... 33
C
ODE
ODE
LOAD WHERE APPLICABLE
HANNELS
HANNELS
, DMA D
, DMA E
II
ODE
, DMA M
, DMA M
C
ODE
C
HANNELS
HANNELS
]
FOR
]
A-D.................................................................................... 33
FOR
A-D .................................................................................. 34
NABLED
ISABLED
ODE
ODE
C
C
HANNELS
A-D........................................................................... 34
A-D ......................................................................... 35
HANNELS
D
E
]
NABLED
]
ISABLED
FOR
FOR
C
A-D ............................................................ 35
C
A-D .......................................................... 36
HANNELS
]
HANNELS
]
FOR
FOR
............................................. 31
C
C
HANNELS
HANNELS
A-D............................................ 37
A-D........................................... 36
A-D ............................... 38
A-D............................... 37
REV. 1.0.2