xr16m890 Exar Corporation, xr16m890 Datasheet - Page 3
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xr16m890
Manufacturer Part Number
xr16m890
Description
Uart With 128-byte Fifo And Integrated Level Shifters
Manufacturer
Exar Corporation
Datasheet
1.XR16M890.pdf
(63 pages)
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REV. P1.1.1
F
IGURE
2. P
IN
O
UT
A
SSIGNMENTS
VCC_BUS
VCC_BUS
- 48-
GND
GND
PIN
UART WITH 128-BYTE FIFO AND INTEGRATED LEVEL SHIFTERS
16/68#
16/68#
16/68#
IOW#
R/W#
IOW#
IOR#
IOR#
IOR#
CS#
CS#
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
CS#
TQFP
D0
D1
D2
D3
D4
D5
D6
D7
D0
D1
D2
D3
D4
D5
D6
D7
VCC_BUS
10
11
12
10
11
12
10
11
12
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
GND
GND
PRELIMINARY
Motorola (68) Mode
XR16M890IM48
XR16M890IM48
XR16M890IM48
Intel (16) Mode
VLIO Mode
3
36
35
34
33
32
31
30
29
28
27
26
25
36
35
34
33
32
31
30
29
28
27
26
25
36
35
34
33
32
31
30
29
28
27
26
25
DSR#/GPIO1
CD#/GPIO2
RI#/GPIO3
GND
VCC_UART
GPIO15
GPIO14
GPIO13
GPIO4
GPIO5
GPIO6
GPIO7
DSR#/GPIO1
CD#/GPIO2
RI#/GPIO3
GND
VCC_UART
GPIO15
GPIO14
GPIO13
GPIO4
GPIO5
GPIO6
GPIO7
DSR#/GPIO1
CD#/GPIO2
RI#/GPIO3
GND
VCC_UART
GPIO15
GPIO14
GPIO13
GPIO4
GPIO5
GPIO6
GPIO7
XR16M890