XR16L580_07 EXAR [Exar Corporation], XR16L580_07 Datasheet - Page 39

• Manufacturer Part Number: XR16L580_07
• Description: SMALLEST 2.25V TO 5.5V UART WITH 16-BYTE FIFO AND POWERSAVE
• Manufacturer: EXAR [Exar Corporation]

REV. 1.4.1
AC ELECTRICAL CHARACTERISTICS
U
S
NLESS OTHERWISE NOTED
T
T
T
T
T
T
T
YMBOL
T
T
T
T
T
T
OSC
T
T
CLK
T
T
T
T
T
T
T
T
Bclk
T
T
T
T
T
T
T
RWS
WDS
WDH
RWH
WDO
MOD
RDV
ADS
ADH
RDA
RDH
CSD
CSL
WRI
RST
WR
RSI
SSI
RRI
INT
N
AH
RD
DD
DH
AS
CS
DY
DY
DS
-
SI
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
Delay From IOR# To Reset Interrupt
Delay From Stop To 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
SMALLEST 2.25V TO 5.5V UART WITH 16-BYTE FIFO AND POWERSAVE
O
P
ARAMETER
TO
+85
O
C, V
CC
=2.97 - 5.5V, 70
39
P
F
LOAD WHERE APPLICABLE
M
15
50
50
50
50
50
15
10
50
15
10
50
50
40
IN
5
0
0
3
5
0
3
8
1
L
IMITS
3.3
16X of data rate
2
M
16
20
33
50
20
20
75
75
75
75
75
24
75
1
AX
-1
M
IN
10
10
30
30
30
30
30
12
10
10
25
12
10
30
30
40
0
0
5
0
5
8
1
L
IMITS
5.0
XR16L580
2
16
24
50
25
20
20
50
50
50
50
50
24
50
M
1
-1
AX
U
MHz
MHz
Bclk
Bclk
Hz
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
ns
ns
ns
ns
NIT
-