xr16v654 Exar Corporation, xr16v654 Datasheet - Page 3
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xr16v654
Manufacturer Part Number
xr16v654
Description
2.25v To 3.6v Quad Uart With 64-byte Fifo
Manufacturer
Exar Corporation
Datasheet
1.XR16V654.pdf
(58 pages)
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REV. 1.0.1
F
IGURE
DSRA#
CTSA#
DTRA#
RTSA#
RTSB#
DTRB#
CTSB#
DSRB#
CSA#
CSB#
IOW#
INTA
INTB
GND
VCC
TXA
TXB
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
3. P
IN
O
(16/68# pin connected to VCC)
UT
A
SSIGNMENT
68-pin PLCC
XR16V654
Intel Mode
DSRA#
CTSA#
DTRA#
RTSA#
RTSB#
DTRB#
CTSB#
CSA#
CSB#
IOW#
INTA
INTB
GND
TXA
VCC
TXB
10
11
12
13
14
15
16
F
1
2
3
4
5
6
7
8
9
OR
68-
PIN
PLCC P
Intel Mode Only
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
64-pin TQFP
XR16V654
GND
INTD
CSD#
TXD
IOR#
TXC
CSC#
INTC
VCC
DSRD#
CTSD#
DTRD#
RTSD#
RTSC#
DTRC#
CTSC#
DSRC#
ACKAGES
3
DSRA#
DSRB#
CTSA#
DTRA#
RTSA#
RTSB#
DTRB#
CTSB#
R/W#
IRQ#
GND
VCC
CS#
TXA
TXB
N.C.
A3
2.25V TO 3.6V QUAD UART WITH 64-BYTE FIFO
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
I
N
16
AND
(16/68# pin connected to GND)
68 M
Motorola Mode
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
68-pin PLCC
XR16V654
ODE AND
GND
INTD
CSD#
IOR#
TXC
CSC#
INTC
DSRD#
CTSD#
DTRD#
RTSD#
TXD
RTSC#
VCC
DTRC#
CTSC#
64-
XR16V654/654D
PIN
LQFP P
ACKAGES
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
A4
GND
N.C.
N.C.
TXD
N.C.
TXC
N.C.
VCC
DSRD#
CTSD#
DTRD#
RTSD#
RTSC#
DTRC#
CTSC#
DSRC#