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参数资料
| 型号： | ICS94252YFLF-T |
| 厂商： | INTEGRATED DEVICE TECHNOLOGY INC |
| 元件分类： | 时钟产生/分配 |
| 英文描述： | 133.33 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO48 |
| 封装： | 0.300 INCH, LEAD FREE, MO-118, SSOP-48 |
| 文件页数： | 5/19页 |
| 文件大小： | 136K |
| 代理商： | ICS94252YFLF-T |
13
ICS94252
0456B—04/12/04
Electrical Characteristics - SDRAM
TA = 0 - 70°C; VDD = 3.3 V +/-5%, CL = 20 - 30 pF (unless otherwise stated)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX UNITS
Output High Voltage
VOH3
IOH = -28 mA
2.4
V
Output Low Voltage
VOL3
IOL = 23 mA
0.4
V
Output High Current
IOH3
VOH = 2.0 V
-46
mA
Output Low Current
IOL3
VOL = 0.8V
54
mA
Rise Time
1
tr3
VOL = 0.4 V, VOH = 2.4 V
0.4
0.73
1.6
ns
Fall Time
1
tf3
VOH = 2.4 V, VOL = 0.4 V
0.4
0.81
1.6
ns
Duty Cycle
1
dt3
VT = 1.5 V
45
50.2
55
%
tsk1
VT = 1.5 V
Sdram 0:12
233
250
ps
Skew
tsk1
VT = 1.5 V
Sdram 0:9
137
250
ps
tsk1
VT = 1.5 V
Sdram 10:12
91
250
ps
VT = 1.5 V, CPU 66, SDRAM 100
245
Jitter, cycle-to-cycle
1
tjcyc-cyc3
CPU 100, SDRAM 100
239
250ps
CPU 133, SDRAM 100
223
CPU 133, SDRAM 133
230
1Guaranteed by design, not 100% tested in production.
Electrical Characteristics - IOAPIC
TA = 0 - 70°C; VDDL = 2.5 V +/-5%; CL = 10 - 20 pF (unless otherwise stated)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Output High Voltage
VOH4B
IOH = -12 mA
2
2.25
V
Output Low Voltage
VOL4B
IOL =12mA
0.4
V
Output High Current
IOH4B
VOH = 1.7 V
-48
-21
mA
Output Low Current
IOL4B
VOL= 0.7 V19
mA
Rise Time
1
tr4B
VOL = 0.4 V, VOH = 2.0 V
0.4
0.91
1.6
ns
Fall Time
1
tf4B
VOH = 2.0 V, VOL = 0.4 V
0.4
0.88
1.6
ns
Duty Cycle
1
dt4B
VT = 1.25 V
45
54.2
55
%
Jitter, Cycle-to-cycle
1
tjcyc-cyc4B
VT = 1.25 V
318
500
ps
1Guaranteed by design, not 100% tested in production.
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