XR16M554DIV64 EXAR [Exar Corporation], XR16M554DIV64 Datasheet - Page 3

• Manufacturer Part Number: XR16M554DIV64
• Description: 1.62V TO 3.63V QUAD UART WITH 16-BYTE FIFO
• Manufacturer: EXAR [Exar Corporation]

REV. 1.0.0
F
IGURE
3. P
CTSB#
RTSA#
RTSB#
CTSA#
CSA#
CSB#
IOW#
INTA
INTB
VCC
TXA
TXB
INTS EL
CDD#
CDA #
RID#
VCC
GND
RIA#
RXD
RXA
IN
NC
D0
D1
D2
D3
D4
D5
D7
D6
NC
NC
10
11
12
1
2
3
4
5
6
7
8
9
O
13
14
10
11
12
15
16
17
18
19
20
2
1
3
4
5
6
7
8
9
UT
(16/68# pin connected to VCC)
A
SSIGNMENT
48-pin QFN
XR16M554
Intel Mode
F
OR
48-
PIN
QFN P
Intel Mode Only
80 - pin LQFP
XR16M 554
36
35
34
33
32
30
29
28
27
26
25
31
RXD
CTSD#
RTSD#
INTD
CSD#
TXD
CSC#
RTSC#
GND
IOR#
INTC
TXC
ACKAGE AND
3
1.62V TO 3.63V QUAD UART WITH 16-BYTE FIFO
CTSB#
RTSA#
RTSB#
CTSA#
CSA#
CSB#
IOW#
INTA
INTB
VCC
TXB
TXA
80-
10
11
12
1
2
3
4
5
6
7
8
9
PIN
(16/68# pin connected to GND)
LQFP P
Motorola Mode
48-pin QFN
XR16M554
ACKAGE
XR16M554/554D
44
41
60
58
54
46
42
59
57
56
55
53
52
51
50
49
48
47
45
43
GND
TXRDY#
RX RDY#
CDC#
RIC#
XTAL2
RXC
XTAL1
NC
RESET
VCC
RXB
NC
NC
A0
CDB#
A1
A2
RIB#
NC
36
35
34
33
32
30
29
28
27
26
25
31
RXD
CSD#
TXD
CSC#
CTSD#
GND
RTSD#
INTD
IOR#
RTSC#
INTC
TXC