參數(shù)資料
型號(hào)： IMISG577CYB
元件分類： 時(shí)鐘產(chǎn)生/分配
英文描述： PROC SPECIFIC CLOCK GENERATOR, PDSO48
封裝： SSOP-48
文件頁數(shù)： 8/10頁
文件大小： 166K
代理商： IMISG577CYB
SG577C
Low EMI Clock Generator for Pentium II Systems with Power
Management
Approved Product
INTERNATIONAL MICROCIRCUITS, INC. 525 LOS COCHES ST.
Rev 2.0
8/12/98
MILPITAS, CA 95035 TEL: 408-263-6300 ext. 275 FAX 408-263-6571
Page 7 of 10
TB40_V BUFFER CHARACTERISTICS FOR IOAPIC (1:2)
Characteristic
Symbol
Min
Typ
Max
Units
Conditions
Pull-Up Current Min
IOHmin
22
-
31
mA
Vout = VDD -.5V
Pull-Up Current Max
IOHmax
37
-
56
mA
Vout = 1.25V
Pull-Down Current Min
IOLmin
30
-
41
mA
Vout = 0.4V
Pull-Down Current Max
IOLmax
75
-
102
mA
Vout = 1.2V
Rise/Fall Time Min/Max
Between 0.4 V and 2.0 V
TRFmax
0.4
-
1.6
nS
20 pF Load
VDD = VDDP=VDDF =VDDR =3.3V
±5%, VDDC, & VDDI =2.5V ±5%,, TA = 0C to +70C
TB5 BUFFER CHARACTERISTICS FOR REF(1:3) and 48(1:2) MHz
Characteristic
Symbol
Min
Typ
Max
Units
Conditions
Pull-Up Current Min
IOHmin
13
-
17
mA
Vout = VDD -.5V
Pull-Up Current Max
IOHmax
30
-
44
mA
Vout = 1.5V
Pull-Down Current Min
IOLmin
13
-
19
mA
Vout = 0.4V
Pull-Down Current Max
IOLmax
32
-
44
mA
Vout = 1.5V
Dynamic Output Impedence
Zo
18
-
25
Ohms
66 and 100 MHz
Rise/Fall Time Min/Max
Between 0.4 V and 2.4 V
TRF
0.5
-
2.0
ns
20 pF Load
VDD = VDDP=VDDF =VDDR =3.3V
±5%, VDDC, & VDDI =2.5V ±5%,, TA = 0C to +70C
TB4 BUFFER CHARACTERISTICS FOR PCICLK(1:8,F)
Characteristic
Symbol
Min
Typ
Max
Units
Conditions
Pull-Up Current Min
IOHmin
18
-
23
mA
Vout = VDD -.5V
Pull-Up Current Max
IOHmax
44
-
64
mA
Vout = 1.5V
Pull-Down Current Min
IOLmin
18
-
25
mA
Vout = 0.4V
Pull-Down Current Max
IOLmax
50
-
70
mA
Vout = 1.5V
Dynamic Output Impedence
Zo
14
-
20
Ohms
66 and 100 MHz
Rise/Fall Time Min/Max
Between 0.4 V and 2.4 V
TRF
0.5
-
2.0
ns
30 pF Load
VDD = VDDP=VDDF =VDDR =3.3V
±5%, VDDC, & VDDI =2.5V ±5%,, TA = 0C to +70C
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