ICS9250BF-28T IDT, Integrated Device Technology Inc, ICS9250BF-28T Datasheet - Page 13

• Manufacturer Part Number: ICS9250BF-28T
• Description: IC FREQ GENERATOR/BUFFER 56-SSOP
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Frequency Generatorr

Specifications of ICS9250BF-28T

• Frequency - Max: 133MHz
• Voltage - Supply: 3.135 V ~ 3.465 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 56-SSOP
• Frequency-max: 133MHz
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Output: -
• Input: -
• Other names: 9250BF-28T

1
1
T
CPU & IOAPIC load (lumped) = 20 pF; PCI, SDRAM, 3V66 load (lumped) = 30 pF
Refer to Group Offset Waveforms diagram for definition of transition edges.
T
CPU & IOAPIC load (lumped) = 20 pF; PCI, SDRAM, 3V66 load (lumped) = 30 pF
Refer to Group Offset Waveforms diagram for definition of transition edges.
Group Skews (CPU 133 MHz, SDRAM 133MHz)
Group Skews (CPU133 MHz, SDRAM 100MHz)
3V66 to PCI
3V66 to PCI
CPU to 3V66
CPU to 3V66
SDRAM to 3V66
Guaranteed by design, not 100% tested in production.
SDRAM to 3V66
Guaranteed by design, not 100% tested in production.
IOAPIC to PCI
IOAPIC to PCI
CPU to SDRAM
CPU to SDRAM
A
A
= 0 - 70º C; V
= 0 - 70º C; V
PARAMETER
PARAMETER
DD
DD
Skew Window
Skew Window
Skew Window
Skew Window
Skew Window
Skew Window
Skew Window
Skew Window
Skew Window
Skew Window
= 3.3 V +/-5%, V
= 3.3 V +/-5%, V
Skew
Skew
Skew
Skew
Skew
Skew
Skew
Skew
Skew
Skew
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
T
T
T
T
T
T
T
T
T
T
T
T
DDL
DDL
T
T
T
sk3 SDRAM-3V66
T
sk3 SDRAM-3V66
sk3 CPU-SDRAM
w3 SDRAM-3V66
T
sk3 CPU-SDRAM
w3 SDRAM-3V66
T
w3 CPU-SDRAM
T
w3 CPU-SDRAM
T
SYMBOL
SYMBOL
sk3 IOAPIC-PCI
sk3 IOAPIC-PCI
w3 IOAPIC-PCI
w3 IOAPIC-PCI
sk3 CPU-3V66
sk3 CPU-3V66
w3 CPU-3V66
w3 CPU-3V66
sk3 3V66-PCI
w3 3V66-PCI
sk3 3V66-PCI
w3 3V66-PCI
= 2.5 V +/-5%
= 2.5 V +/-5%
CPU @ 1.25 V, SDRAM @ 1.5 V
CPU @ 1.25 V, SDRAM @ 1.5 V
IOAPIC @ 1.25 V, PCI @ 1.5 V
IOAPIC @ 1.25 V, PCI @ 1.5 V
CPU @ 1.25 V, 3V66 @ 1.5 V
CPU @ 1.25 V, 3V66 @ 1.5 V
SDRAM, 3V66 @ 1.5 V
SDRAM, 3V66 @ 1.5 V
3V66, PCI @ 1.5 V
3V66, PCI @ 1.5 V
CONDITIONS
CONDITIONS
-3.25
MIN
MIN
-500
-500
-500
-500
3.25
1.5
1.5
-1
-1
0
0
0
0
0
0
0
0
0
0
-3.08
TYP
TYP
3.45
-0.1
-0.1
155
120
120
175
165
165
105
185
185
-15
2.2
2.2
80
60
0
0
ICS9250-28
MAX UNITS
MAX UNITS
-4.25
4.25
500
500
500
500
500
500
500
500
500
500
500
500
3.5
3.5
1
1
1
1
ns
ps
ps
ps
ps
ps
ns
ps
ns
ns
ps
ps
ps
ps
ps
ps
ns
ps
ns
ns