xr16v2551im Exar Corporation, xr16v2551im Datasheet - Page 40

• Manufacturer Part Number: xr16v2551im
• Description: High Performance Duart With 16-byte Fifo And Powersave Feature
• Manufacturer: Exar Corporation

XR16V2551
HIGH PERFORMANCE DUART WITH 16-BYTE FIFO AND POWERSAVE FEATURE
AC ELECTRICAL CHARACTERISTICS
U
F
NLESS OTHERWISE NOTED
IGURE
S
YMBOL
T
T
T
T
T
T
Bclk
T
T
SSR
SRT
RST
WRI
External
INT
WT
RR
SI
Clock
13. C
Delay From Stop To Interrupt
Delay From Initial INT Reset To Transmit Start
Delay From IOW# To Reset Interrupt
Delay From Stop To Set RXRDY#
Delay From IOR# To Reset RXRDY#
Delay From IOW# To Set TXRDY#
Delay From Center of Start To Reset TXRDY#
Reset Pulse Width
Baud Clock
LOCK
VIH
VIL
T
IMING
: TA = -40
P
ARAMETER
O
TO
+85
T
ECH
O
C, V
CC
=2.25 - 3.63V, 70
40
T
ECLK
M
40
8
2.5V ± 10%
IN
16X or 8X or 4X of data rate
L
IMITS
P
F
LOAD WHERE APPLICABLE
M
45
24
45
45
45
1
8
AX
T
ECL
M
40
8
3.3V ± 10%
IN
L
IMITS
M
45
24
45
45
45
1
8
AX
REV. 1.0.2
U
Bclk
Bclk
Bclk
Hz
ns
ns
ns
ns
ns
NIT