參數(shù)資料
型號: OX16C954
廠商: Electronic Theatre Controls, Inc.
英文描述: High Performance Quad UART with 128-byte FIFOs Intel / Motorola Bus Interface
中文描述: UART的高性能四路128字節(jié)的FIFO英特爾/摩托羅拉總線接口
文件頁數(shù): 45/54頁
文件大?。?/td> 529K
代理商: OX16C954
Data Sheet Revision 1.0
Page 45
OX16C954 rev B
OXFORD SEMICONDUCTOR LTD.
17.2 3.3V Operation
These figures assume the TQFP package with VDETECT tied high for 3.3V operation
Symbol
Parameter
V
DD
Supply voltage
V
IH
Input high voltage
Condition
Commercial
TTL Interface
Note1
TTL Schmtt trigger
TTL Interface
Note 1
TTL Schmtt trigger
V
in
= V
DD
V
in
= V
SS
I
OH
= 1
μ
A
I
OH
= 4 mA
Note2
I
OL
= 1
μ
A
I
OL
= 4 mA
Note2
V
in
= V
DD
or V
SS
f
CK
= 1.8432 MHz
f
CK
= 7.372 MHz
f
CK
= 50.00 MHz
f
CK
= 1.8432 MHz
f
CK
= 7.372 MHz
f
CK
= 50.00 MHz
Mn.
Max.
Units
3.00
0.7 V
DD
1.6
3.45
V
V
V
IL
Input low voltage
0.2 V
DD
1.2
5.0
10.0
10
10
0.05
0.4
10
150
3.1
5.2
31.0
V
C
IL
C
OL
I
IH
I
IL
V
OH
V
OH
V
OL
V
OL
I
OZ
I
ST
I
CC
Capacitance of input buffers
Capacitance of output buffers
Input high leakage current
Input low leakage current
Output high voltage
Output high voltage
Output low voltage
Output low voltage
3-state output leakage current
Static current
Operating supply current in
normal mode
pF
pF
μ
A
μ
A
V
V
V
V
μ
A
μ
A
mA
-10
-10
V
DD
– 0.05
2.4
-10
40
1.1
2.4
12.9
1.1
1.8
10.9
Operating supply current in sleep
mode
mA
Table 23: DC Electrical Characteristics (3v)
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