XR16V794_08 EXAR [Exar Corporation], XR16V794_08 Datasheet - Page 44
XR16V794_08
Manufacturer Part Number
XR16V794_08
Description
HIGH PERFORMANCE 2.25V TO 3.6V QUAD UART WITH FRACTIONAL
Manufacturer
EXAR [Exar Corporation]
Datasheet
1.XR16V794_08.pdf
(53 pages)
- Current page: 44 of 53
- Download datasheet (2Mb)
XR16V794
HIGH PERFORMANCE 2.25V TO 3.6V QUAD UART WITH FRACTIONAL BAUD RATE
AC ELECTRICAL CHARACTERISTICS
TA=0
S
T
T
T
T
T
T
T
T
T
C1
T
T
T
YMBOL
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
WDO
WDS
WDH
RWS
WDS
WDH
RWH
MOD
OSC
RDV
RDH
ADS
ADH
RDA
RDH
CSD
ECK
CSL
WR
RSI
SSI
RRI
AS
AH
RD
CS
DY
,T
o
C2
to 70
Clock Pulse Period
Crystal Frequency
External Clock Frequency
Address Setup (16 Mode)
Address Hold (16 Mode)
Chip Select Width (16 Mode)
Delay between CS# Active Cycles (16 Mode)
Read Strobe Width (16 Mode)
Write Strobe Width (16 Mode)
Read Data Valid (16 Mode)
Write Data Setup (16 Mode)
Read Data Hold (16 Mode)
Write Data Hold (16 Mode)
Address Setup (68 Mode)
Address Hold (68 Mode)
R/W# Setup to CS# (68 Mode)
Read Data Access (68 mode)
Read Data Hold (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 Modem 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
o
C (-40
o
to +85
o
C for industrial grade package), Vcc is 2.25V to 3.6V, 70 pF Load where applicable
P
ARAMETER
44
2.5V
M
10
25
25
25
20
10
20
10
25
25
3
3
7
3
3
3
7
1
IN
2.5V
M
24
50
20
15
15
50
50
50
45
1
AX
3.3V
M
25
25
25
20
10
20
10
25
25
7
3
3
7
3
3
3
7
1
IN
3.3V
M
24
64
20
15
15
50
50
50
45
1
AX
REV. 1.0.1
U
MHz
MHz
Bclk
NITS
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
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