XR16L580 Exar Corporation, XR16L580 Datasheet - Page 36

• Manufacturer Part Number: XR16L580
• Description: Smallest 2.25 to 5.5V Uart With 16-Byte Fifo And Power-save
• Manufacturer: Exar Corporation

XR16L580
SMALLEST 2.25V TO 5.5V UART WITH 16-BYTE FIFO AND POWERSAVE
AC ELECTRICAL CHARACTERISTICS
U
50
S
NLESS OTHERWISE NOTED
T
T
T
T
T
T
T
T
YMBOL
OSC
T
T
T
T
T
P
CLK
T
T
T
T
T
T
T
T
T
T
T
T
WDO
RWS
WDS
WDH
RWH
MOD
ADS
ADH
RDH
CSD
RDV
RDA
CSL
F
WR
RSI
SSI
AS
AH
RD
DD
DH
CS
DY
DY
DS
-
LOAD WHERE APPLICABLE
Crystal Frequency
External Clock Frequency
External Clock Low/High Time
Address Setup Time (16 Mode)
Address Hold Time (16 Mode)
Chip Select Width (16 Mode)
IOR# Strobe Width (16 Mode)
Read Cycle Delay (16 Mode)
Data Access Time (16 Mode)
Data Disable Time (16 Mode)
IOW# Strobe Width (16 Mode)
Write Cycle Delay (16 Mode)
Data Setup Time (16 Mode)
Data Hold Time (16 Mode)
Address Setup (68 Mode)
Address Hold (68 Mode)
R/W# Setup to CS# (68 Mode)
Read Data Access (68 mode)
Read Data Disable Time (68 mode)
Write Data Setup (68 mode)
Write Data Hold (68 Mode)
CS# De-asserted to R/W# De-asserted (68
Mode)
CS# Width (68 Mode)
CS# Cycle Delay (68 Mode)
Delay From IOW# To Output
Delay To Set Interrupt From MODEM Input
Delay To Reset Interrupt From IOR#
Delay From Stop To Set Interrupt
: TA=0
P
ARAMETER
O
TO
70
O
C (-40
O
TO
+85
36
O
M
C
100
100
100
100
100
100
100
20
25
10
75
25
10
IN
5
0
0
3
5
0
3
FOR INDUSTRIAL GRADE PACKAGE
L
IMITS
2.5
150
150
150
M
18
24
75
30
30
1
AX
M
15
50
50
50
50
50
15
10
50
15
10
50
50
IN
5
0
0
3
5
0
3
L
IMITS
3.3
M
20
33
50
20
20
75
75
75
1
AX
M
IN
10
10
30
30
30
30
30
12
10
10
25
12
10
30
30
0
0
5
0
5
), V
áç
áç
áç
áç
L
IMITS
5.0
CC
=2.25 - 5.5V,
24
50
25
20
20
50
50
50
M
1
REV. 1.2.0
AX
U
MHz
MHz
Bclk
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
NIT