參數(shù)資料
型號(hào): OX16PCI954
廠商: Electronic Theatre Controls, Inc.
英文描述: Integrated Quad UART and PCI interface
中文描述: 綜合四UART和PCI接口
文件頁數(shù): 60/72頁
文件大?。?/td> 656K
代理商: OX16PCI954
Data Sheet Revision 1.3
Page 60
OX16PCI954
OXFORD SEMICONDUCTOR LTD.
12.2 PCI I/O Buffers
Symbol
DC Specifications
V
CC
V
IL
V
IH
I
IL
I
IH
V
OL
V
OH
C
IN
C
CLK
C
IDSEL
L
PIN
AC Specifications
I
OH(AC)
I
OL(AC)
I
CL
Parameter
Condition
Min
Max
Unit
Supply voltage
Input low voltage
Input high voltage
Input low leakage current
Input high leakage current V
IN
= 2.7V
Output low voltage
Output low voltage
Input pin capacitance
CLK pin capacitance
IDSEL pin capacitance
Pin inductance
V
IN
= 0.5V
4.75
-0.5
2.0
2.4
5
5.25
0.8
V
CC
+ 0.5
-70
70
0.55
10
12
8
10
V
V
V
μ
A
μ
A
V
V
pF
pF
pF
nH
I
OUT
= -2 mA
I
OUT
= 3 mA, 6mA
Switching current
high
(Test point)
Switching current
low
(Test point)
Low clamp current
0 < V
OUT
1.4
1.4 < V
OUT
2.4
3.1 < V
OUT
V
CC
V
OUT
= 3.1
V
OUT
2.2
2.2 > V
OUT
> 0.55
0.71 > V
OUT
> 0
V
OUT
= 0.71
-5 < V
IN
< -1
-44
-44 (V
OUT
- 1.4)/0.024
95
V
OUT
/ 0.023
-25 + (V
IN
+1)/
0.015
25+ (V
IN
-V
CC
-1)/
0.015
1
1
mA
mA
mA
Eq. A
-142
Eq. B
206
I
HL
High clamp current
V
CC
+4 < V
IN
<
V
CC
+1
0.4V to 2.4V
2.4V to 0.4V
mA
Slew
R
Slew
F
Output rise slew rate
Output fall slew rate
5
5
V/nS
V/nS
Table 41: Characteristics of PCI I/O buffers
Eq. A :
Eq. B :
I
OH
= 11.9 *(V
OUT
- 5.25) *(V
OUT
+ 2.45)
I
OL
= 78.5 *V
OUT
*(4.4 - V
OUT
)
for 3.1 < V
OUT
V
CC
for 0.71 > V
OUT
> 0
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