xr17d152im Exar Corporation, xr17d152im Datasheet - Page 55
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xr17d152im
Manufacturer Part Number
xr17d152im
Description
Universal 3.3v And 5v Pci Bus Dual Uart
Manufacturer
Exar Corporation
Datasheet
1.XR17D152IM.pdf
(68 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
xr17d152im-F
Manufacturer:
Exar Corporation
Quantity:
10 000
áç
áç
áç
áç
REV. 1.2.0
AC ELECTRICAL CHARACTERISTICS FOR 3.3V PCI BUS INTERFACE (VIO = 3.0-3.6V, VCC = 3.0-5.5V)
TA=0
XTAL1
XTAL2
ECLK
T
T
I
I
I
I
Slew
Slew
T
T
T
T
T
T
T
T
T
T
OH(AC)
OL(AC)
CH
CL
ECLK
ECH,
CYC
HI
LO
VAL
ON
OFF
SETUP
HOLD
PRST
CRST#
S
YMBOL
o
R
F
T
to 70
ECL
o
C (-40
Crystal Frequency
External Clock Period
(T
External Clock High/Low
Time
Switching Current High
Switching Current Low
High Clamp Current
Low Clamp Current
Output Rise Slew Rate
Output Fall Slew Rate
CLK Cycle Time
CLK High Time
CLK Low Time
CLK Slew Rate
CLK to Signal Valid Delay
Float to Active Delay
Active to Float Delay
Input Setup Time to CLK -
bused signals
Input Hold Time from CLK
RST# Active Time After
Power Stable
RST# Active Time After CLK
Stable
RST# Slew Rate
External Clock
ECLK
o
= 1/ECLK)
to +85
P
ARAMETER
o
C for industrial grade package).
25+(Vin-VIO-1)/0.015
-25+(Vin+1)/0.015
-12VIO
16VIO
M
100
30
20
13
30
11
11
50
8
1
1
1
2
2
7
0
1
IN
55
UNIVERSAL (3.3V AND 5V) PCI BUS DUAL UART
M
24
33
50
11
28
4
4
4
AX
mV/ns
U
MHz
MHz
MHz
V/ns
V/ns
V/ns
mA
mA
mA
mA
ms
NITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
us
See PCI Specification
See PCI Specification
VIO+4 > Vin
0.2VIO - 0.6VIO load
0.6VIO - 0.2VIO load
PCI Bus Clock, CLK
VCC = 3.3V ±10%
VCC = 3.3V ±10%
VCC = 3.3V ±10%
VCC = 5V ±10%
VCC = 5V ±10%
VCC = 5V ±10%
On-chip osc.
-3 < Vin
Rev. 2.3
Rev. 2.3
N
OTES
XR17D152
VIO+1
-1