xr16l2450im Exar Corporation, xr16l2450im Datasheet - Page 22
xr16l2450im
Manufacturer Part Number
xr16l2450im
Description
Industry Smallest Package Uart With 2.25v To 5.5v Operation
Manufacturer
Exar Corporation
Datasheet
1.XR16L2450IM.pdf
(30 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
xr16l2450im-F
Manufacturer:
EXAR
Quantity:
500
Company:
Part Number:
xr16l2450im-F
Manufacturer:
Exar Corporation
Quantity:
10 000
XR16L2450
2.25V TO 5.5V DUART
AC ELECTRICAL CHARACTERISTICS
U
70
S
NLESS OTHERWISE NOTED
T
T
YMBOL
T
T
OSC
T
CLK
T
T
P
T
T
Bclk
T
T
T
T
T
T
T
T
T
WDO
MOD
RDV
RST
WRI
F
WR
RSI
N
SSI
INT
AS
AH
CS
RD
DY
DD
DY
DS
DH
-
LOAD WHERE APPLICABLE
Crystal Frequency
External Clock Low/High Time
External Clock Frequency
Address Setup Time
Address Hold Time
Chip Select Width
IOR# Strobe Width
Read Cycle Delay
Data Access Time
Data Disable Time
IOW# Strobe Width
Write Cycle Delay
Data Setup Time
Data Hold Time
Delay From IOW# To Output
Delay To Set Interrupt From MODEM Input
Delay To Reset Interrupt From IOR#
Delay From Stop To Set Interrupt
Delay From Initial INT Reset To Transmit
Start
Delay From IOW# To Reset Interrupt
Reset Pulse Width
Baud Rate Divisor
Baud Clock
: TA=-40
P
ARAMETER
O
TO
+85
O
C, V
CC IS
22
M
2.25V
150
150
150
150
150
31
10
10
25
15
40
IN
0
8
1
L
IMITS
2.5
TO
2
125
150
150
150
150
M
16
16
45
24
5.5V,
8
1
AX
-1
16X of data rate
M
25
10
10
75
75
75
75
75
20
10
40
IN
0
8
1
L
IMITS
3.3
2
M
16
16
20
70
30
75
75
75
24
75
1
AX
-1
M
IN
21
10
10
50
50
50
50
50
15
10
40
0
8
1
L
IMITS
5.0
xr
2
16
24
24
45
30
50
50
50
24
50
M
1
-1
AX
REV. 1.1.1
MHz
MHz
U
Bclk
Bclk
Hz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
NIT
-