XR16M752 Datasheet, PDF (2/51 Pages) Exar Corporation – HIGH PERFORMANCE DUART WITH 64-BYTE FIFO

XR16M752/XR68M752
HIGH PERFORMANCE DUART WITH 64-BYTE FIFO
FIGURE 2. PIN OUT ASSIGNMENT
REV. 1.0.2
D5 1
D6 2
D7 3
RXB 4
RXA 5
TXRDYB# 6
TXA 7
TXB 8
OP2B# 9
CSA# 10
CSB# 11
NC 12
XR16M752
48-pin TQFP
Intel Mode Only
36 RESET
35 DTRB#
34 DTRA#
33 RTSA#
32 OP2A#
31 RXRDYA#
30 INTA
29 INTB
28 A0
27 A1
26 A2
25 NC
D6 1
D7 2
RXB 3
RXA 4
TXA 5
TXB 6
CSA# 7
CSB# 8
XR16M752
32-pin QFN
Intel Mode Only
24 RESET
23 RTSA#
22 INTA
21 INTB
20 A0
19 A1
18 A2
17 NC
D5 1
D6 2
D7 3
RXB 4
RXA 5
TXRDYB# 6
TXA 7
TXB 8
OP2B# 9
CSA# 10
CSB# 11
NC 12
XR68M 752
48- pin TQFP
Intel Mode
36 RESET
35 DTRB#
34 DTRA#
33 RTSA#
32 OP2A#
31 RXRDYA #
30 INTA
29 INTB
28 A0
27 A1
26 A2
25 N C
VCC
D6 1
D7 2
RXB 3
RXA 4
TXA 5
TXB 6
CSA# 7
CSB# 8
XR68M752
32-pin QFN
Intel Mode
24 RESET
23 RTSA#
22 INTA
21 INTB
20 A0
19 A1
18 A2
17 16/68#
VCC
D5 1
D6 2
D7 3
RXB 4
RXA 5
TXRDYB# 6
TXA 7
TXB 8
OP2B# 9
CS# 10
A3 11
NC 12
XR68M 752
48- pin TQFP
Motorola Mode
36 RESET#
35 DTRB#
34 DTRA#
33 RTSA#
32 OP2A#
31 RXRDYA#
30 IRQ#
29 NC
28 A0
27 A1
26 A2
25 N C
GND
2
D6 1
D7 2
RXB 3
RXA 4
TXA 5
TXB 6
CS# 7
A3 8
XR68M752
32-pin QFN
Motorola Mode
24 RESET#
23 RTSA#
22 IRQ#
21 NC
20 A0
19 A1
18 A2
17 16/68#
GND