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参数资料
| 型号： | 9248BF-81LFT |
| 厂商： | INTEGRATED DEVICE TECHNOLOGY INC |
| 元件分类： | 时钟产生/分配 |
| 英文描述： | 133.3 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO48 |
| 封装： | 0.300 INCH, GREEN, SSOP-48 |
| 文件页数： | 7/20页 |
| 文件大小： | 568K |
| 代理商： | 9248BF-81LFT |
15
ICS9248- 81I
Advance Information
0851—08/06/03
Electrical Characteristics - PCICLK
TA = -40°C - 85°C; Supply Voltage VDD = VDDL = 3.3 V +/-5% (unless otherwise stated)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX UNITS
Output High Voltage
VOH2
IOH = -11 mA
2.4
3.1
V
Output Low Voltage
VOL2
IOL = 9.4 mA
0.1
0.4
V
Output High Current
IOH2
VOH = 2.0 V
-62
-22
mA
Output Low Current
IOL2
VOL = 0.8 V
16
57
mA
Rise Time
1
tr2
VOL = 0.4 V, VOH = 2.4 V
2
2.8
ns
Fall Time
1
tf2
VOH = 2.4 V, VOL = 0.4 V
1.6
2.3
ns
Duty Cycle
1
dt2
VT = 1.5 V
454855%
Skew
1
tsk2
VT = 1.5 V
380
500
ps
Jitter, Cycle-to-cycle
tjcyc-cyc2
VT = 1.25 V
250
500
ps
Jitter, One Sigma
1
tj1s2
VT = 1.5 V
17
150
ps
Jitter, Absolute
1
tjabs2
VT = 1.5 V
-350
150
350
ps
1Guaranteed by design, not 100% tested in production.
Electrical Characteristics -SDRAM
TA = -40°C - 85°C; Supply Voltage VDD = VDDL = 3.3 V +/-5% (unless otherwise stated)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX UNITS
Output High Voltage
VOH3
IOH = -11 mA
2.4
3.1
V
Output Low Voltage
VOL3
IOL = 9.4 mA
0.1
0.4
V
Output High Current
IOH3
VOH = 2.0 V
-62
-22
mA
Output Low Current
IOL3
VOL = 0.8 V
16
57
mA
Rise Time
1
tr3
VOL = 0.4 V, VOH = 2.4 V
1.6
2.6
ns
Fall Time
1
tf3
VOH = 2.4 V, VOL = 0.4 V
1.6
2.2
ns
dt3a
VT = 1.5 V; Divide by 2 seclects<124MHz
46
52
57
dt3b
VT = 1.5 V; Divide by 3 seclects
45
50
55
dt3c
VT = 1.5 V; Selects >= 124MHz
42
48
54
tsk3a
VT = 1.5 V; SDRAM8,9
110
140
tsk3b
VT = 1.5 V; All except SDRAM8 and 9
150
210
tsk3c
VT = 1.5 V; All SDRAMs
250
400
Jitter, Cycle-to-cycle
tjcyc-cyc3
VT = 1.25 V
250
500
ps
Jitter, One Sigma
1
tj1s3
VT = 1.5 V
17
150
ps
Jitter, Absolute
1
tjabs3
VT = 1.5 V
-350
150
350
ps
1Guaranteed by design, not 100% tested in production.
ps
Duty Cycle
1
Skew
1 (Window)
%
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