參數(shù)資料
型號: ICS952004
英文描述: 16-Bit Buffers/Drivers With 3-State Outputs 48-TSSOP -40 to 85
中文描述: 可編程定時控制中心,為小四至⑩⑩處理器
文件頁數(shù): 13/19頁
文件大?。?/td> 173K
代理商: ICS952004
13
Third party brands and names are the property of their respective owners.
Integrated
Circuit
Systems, Inc.
ICS952004
Electrical Characteristics - CPU (0.7V Select)
T
A
= 0 - 70C; V
DD
=3.3V +/-5%; C
L
= 2pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Current Source Output
Impedance
Voltage High
Zo
1
V
O
= V
x
3000
VHigh
660
773
850
Voltage Low
VLow
-150
38
150
Max Voltage
Min Voltage
Crossing Voltage (abs)
Vovs
Vuds
788
-2
342
1150
-450
250
Vcross(abs)
550
mV
Crossing Voltage (var)
d-Vcross
Variation of crossing over all
edges
V
OL
= 0.175V, V
OH
= 0.525V
V
OH
= 0.525V V
OL
= 0.175V
28
140
mV
Rise Time
Fall Time
Rise Time Variation
Fall Time Variation
t
r
t
f
175
175
314
396
15
46
700
700
125
125
ps
ps
ps
ps
d-t
r
d-t
f
Duty Cycle
d
t3
Measurement from differential
wavefrom
V
T
= 50%
V
T
= 50%
45
51
55
%
Skew
t
sk3
23
57
100
150
ps
ps
Jitter, Cycle to cycle
1
Guaranteed by design, not 100% tested in production.
2
I
OWT
t
jcyc-cyc
1
can be varied and is selectable thru the MULTSEL pin.
mV
Statistical measurement on single
ended signal using oscilloscope
math function.
Measurement on single ended
signal using absolute value.
mV
Electrical Characteristics - SDRAM
T
A
= 0 - 70C; V
DD
=3.3V +/-5%; C
L
= 10-30 pF (unless otherwise specified)
PARAMETER
SYMBOL
Output Impedance
R
DSP1
Output High Voltage
V
OH
Output Low Voltage
V
OL
CONDITIONS
V
O
= V
DD
*(0.5)
I
OH
= -1 mA
I
OL
= 1 mA
V
OH@MIN
= 1.0 V,
V
OH@MAX
= 3.135 V
V
OL @MIN
= 1.95 V,
V
OL @MAX
= 0.4 V
V
OL
= 0.4 V, V
OH
= 2.4 V
V
OH
= 2.4 V, V
OL
= 0.4 V
V
T
= 1.5 V
V
T
= 1.5 V 3V66
MIN
12
2.4
TYP
MAX
55
UNITS
V
V
1
1
3.25
0.05
-130
-15
145
59
0.65
0.61
46
172
1
0.55
-66
-33
mA
60
72
2
2
55
200
mA
ns
ns
%
ps
Rise Time
Fall Time
Duty Cycle
Jitter
t
r1
t
f1
d
t1
1
0.5
0.5
45
1
1
t
jcyc-cyc
1
1
Guaranteed by design, not 100% tested in production.
Output High Current
I
OH
1
Output Low Current
I
OL
1
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