ICS952703BFT IDT, Integrated Device Technology Inc, ICS952703BFT Datasheet - Page 3

• Manufacturer Part Number: ICS952703BFT
• Description: IC TIMING CTRL HUB K7 48-SSOP
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Timing Control Hubr

Specifications of ICS952703BFT

• Input: Crystal
• Output: Clock
• Frequency - Max: 217.9MHz
• Voltage - Supply: 3.135 V ~ 3.465 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 48-SSOP
• Frequency-max: 217.9MHz
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 952703BFT

Pin Description
0813B—05/17/05
* Internal Pull-Up Resistor ** Internal Pull-Down Resistor ~ 1.5X Drive Strength
PIN # PIN NAME
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
1
2
3
4
5
6
7
8
9
VDDREF
**FS0/REF0
**FS1/REF1
**Mode/REF2
GNDREF
X1
X2
GNDZ
ZCLK0
ZCLK1
VDDZ
SCLK
VDDPCI
*FS2/PCICLK_F0
*FS3/PCICLK_F1
PCICLK0
PCICLK1
GNDPCI
VDDPCI
PCICLK2
*(PCI_STOP#)PCICLK3
*(CPU_STOP#)PCICLK4
*(PD#)PCICLK5
GNDPCI
GND48
24_48MHz/SEL24_48#MHz**~
12_48MHz/SEL12_48#MHz*
AVDD48
VDDAGP
AGPCLK1
AGPCLK0
GNDAGP
SDATA
IREF
AGND
AVDD
CPUCLKODC0
CPUCLKODT0
GNDCPU
CPUCLKODT1
GND
SRCCLKC
SRCCLKT
VDDSRC
GNDAPIC
IOAPIC0
IOAPIC1
VDDLAPIC
Integrated
Circuit
Systems, Inc.
TYPE
PWR
PWR
OUT
PWR
OUT
OUT
PWR
PWR
OUT
OUT
PWR
PWR
OUT
PWR
PWR
PWR
PWR
OUT
OUT
PWR
OUT
PWR
PWR
OUT
OUT
PWR
OUT
PWR
OUT
OUT
PWR
PWR
OUT
OUT
PWR
PIN
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
IN
IN
Ref, XTAL power supply, nominal 3.3V
Frequency select latch input pin / 14.318 MHz reference clock.
Frequency select latch input pin / 14.318 MHz reference clock.
Function select latch input pin, 0=Desktop Mode, 1=Mobile Mode / Ref clock output.
Ground pin for the REF outputs.
Crystal input, Nominally 14.318MHz.
Crystal output, Nominally 14.318MHz
Ground pin for the ZCLK outputs
3.3V Hyperzip clock output.
3.3V Hyperzip clock output.
Power supply for ZCLK clocks, nominal 3.3V
Clock pin of I2C circuitry 5V tolerant
Power supply for PCI clocks, nominal 3.3V
Frequency select latch input pin / 3.3V PCI free running clock output.
Frequency select latch input pin / 3.3V PCI free running clock output.
PCI clock output.
PCI clock output.
Ground pin for the PCI outputs
Power supply for PCI clocks, nominal 3.3V
PCI clock output.
Stops all PCICLKs besides the PCICLK_F clocks at logic 0 level, when input low. This
input is activated by the MODE selection pin / PCI clock output.
Stops all CPUCLKs besides the CPUCLK_F clocks at logic 0 level, when input low. This
input is activated by the MODE selection pin / PCI clock output.
Asynchronous active low input pin used to power down the device into a low power state /
PCI clock output.
Ground pin for the PCI outputs
Ground pin for the 48MHz outputs
24/48MHz clock output / Latched select input for 24/48MHz output. 0=48MHz, 1 = 24MHz.
12/48MHz clock output / Latched select input for 12/48MHz output. 0=48MHz, 1 = 12MHz.
Power for 24/48MHz outputs and fixed PLL core, nominal 3.3V
Power supply for AGP clocks, nominal 3.3V
AGP clock output
AGP clock output
Ground pin for the AGP outputs
Data pin for I2C circuitry 5V tolerant
This pin establishes the reference current for the SRCCLK pairs. This pin requires a fixed
precision resistor tied to ground in order to establish the appropriate current.
Analog Ground pin for Core PLL
3.3V Analog Power pin for Core PLL
"Complememtary" clocks of differential pair CPU outputs. These open drain outputs need
an external 1.5V pull-up.
True clock of differential pair CPU outputs. These open drain outputs need an external
1.5V pull-up.
Ground pin for the CPU outputs
True clock of differential pair CPU outputs. These open drain outputs need an external
1.5V pull-up.
Ground pin.
Complement clock of differential pair for S-ATA support.
True clock of differential pair for S-ATA support.
+/- 300ppm accuracy required.
Supply for SRC clocks, 3.3V nominal
Ground pin for the IOAPIC outputs.
IOAPIC clock outputs, norminal 2.5V.
IOAPIC clock outputs, norminal 2.5V.
Power pin for the IOAPIC outputs. 2.5V.
+/- 300ppm accuracy required.
3
DESCRIPTION
Preliminary Product Preview
ICS952703