參數(shù)資料
型號(hào): ICS94215YF-T
英文描述: Programmable System Clock Chip for AMD - K7⑩ Processor
中文描述: 可編程系統(tǒng)時(shí)鐘芯片為AMD - k7的⑩處理器
文件頁(yè)數(shù): 12/18頁(yè)
文件大?。?/td> 146K
代理商: ICS94215YF-T
12
ICS94215
0442C—07/03/02
Electrical Characteristics - CPUCLK (Open Drain)
TA = 0 - 70o C; VDD = 3.3 V +/-5%; CL = 20 pF (unless otherwise stated)
PARAMETER
SYMBOL
Output Impedance
Z
0
Output High Voltage
V
OH2B
Output Low Voltage
V
OL2B
Output Low Current
I
OL2B
Rise Time
1
t
r2B
Fall Time
1
tf2B
Differential voltage-AC
1
V
DIF
Differential voltage-DC
1
V
DIF
Differential Crossover
V
X
Duty Cycle
1
d
t2B
Skew
1
t
sk2B
Jitter, Cycle-to-cycle
1
t
jcyc-cyc2B
Jitter, Absolute
1
t
jabs2B
Notes:
CONDITIONS
V
O
= V
X
MIN
TYP
MAX
UNITS
1
1.2
0.4
V
V
V
OL
= 0.3 V
18
mA
ns
ns
V
V
mV
%
ps
ps
ps
V
OL
= 0.3 V, V
OH
= 1.2 V
V
OH
= 1.2 V, V
OL
= 0.3 V
Note 2
Note 2
Note 3
V
T
= 50%
V
T
= 50%
V
T
= VX
V
T
= 50%
0.9
0.9
Vpu
+0.6
0.4
0.2
550
45
1100
55
200
250
250
51
163
201
-250
1 - Guaranteed by design, not 100% tested in production.
3 - Vpullup(external) = 1.5V, Min = Vpullup(external)/2-150mV; Max=(Vpullup(external)/2)+150mV
Termination to Vpull-up(external)
2 - VDIF specifies the minimum input differential voltages (VTR-VCP) required for switching, where VTR is the "true"
input level and VCP is the "complement" input level.
Electrical Characteristics - CPU (Push-Pull)
T
A
= 0 - 70°C; V
DDL
= 2.5 V +/-5%; VDDL = 2.5 V +/-5%; C
L
= 10-20 pF (unless otherwise specified)
PARAMETER
SYMBOL
Output Impedance
1
R
DSP2B
Output Impedance
1
R
DSN2B
Output High Voltage
V
OH2B
Output Low Voltage
V
OL2B
Output High Current
I
OH2B
Output Low Current
I
OL2B
Rise Time
1
t
r2B
V
OL
= 0.4 V, V
OH
= 2.0 V
Fall Time
1
t
f2B
V
OH
= 2.0 V, V
OL
= 0.4 V
Duty Cycle
1
d
t2B
Skew window
0:1
t
sk2B
Skew window
0:2
t
sk2B
Jitter, Cycle-to-cycle
1
t
jcyc-cyc
V
T
= 1.25 V, CPU=66 MHz
1
Guaranteed by design, not 100% tested in production.
CONDITIONS
V
O
= V
DD
*(0.5)
V
O
= V
DD
*(0.5)
I
OH
= -12.0 mA
I
OL
= 12 mA
V
OH
= 1.7 V
V
OL
= 0.7 V
MIN
10
10
2
TYP
MAX
20
20
UNITS
W
W
V
V
mA
mA
ns
ns
%
ps
ps
ps
0.4
-19
19
0.4
0.4
45
1.2
1.1
46.9
43
142
177
1.6
1.6
55
175
375
250
V
T
= 1.25 V
V
T
= 1.25 V
V
T
= 1.25 V
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