ICS952302AG IDT, Integrated Device Technology Inc, ICS952302AG Datasheet - Page 2

• Manufacturer Part Number: ICS952302AG
• Description: IC FREQ GENERATOR 48-TSSOP
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Frequency Generatorr

Specifications of ICS952302AG

• Input: Crystal
• Output: Clock
• Frequency - Max: 48MHz
• Voltage - Supply: 3.135 V ~ 3.465 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 48-TSSOP
• Frequency-max: 48MHz
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 952302AG

Pin Descriptions
0957B—10/05/04
* Internal Pull-Up Resistor
ICS952302
PIN #
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
CPU_STOP#
PCI_STOP#
PCICLK_F0
PCICLK_F1
PCICLK_F2
PCICLK_F3
CPUCLK_F
PIN NAME
CPUCLK1
CPUCLK0
VDDCOR
48MHZ_0
48MHZ_1
GNDCPU
GNDREF
VDDCPU
VDDREF
PCICLK0
PCICLK1
PCICLK2
GNDPCI
GNDPCI
VDDPCI
VDDPCI
GND48
SDATA
GND48
VDD48
27MHZ
VDD27
**PD#
REF0
SCLK
REF1
GND
GND
VDD
OE*
N/C
N/C
N/C
N/C
N/C
N/C
N/C
N/C
N/C
X1
X2
** No diode clamp to VDD.
TYPE
PWR
PWR
PWR
PWR
PWR
PWR
PWR
PWR
PWR
PWR
PWR
PWR
PWR
PWR
PWR
PWR
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
N/C
N/C
N/C
N/C
N/C
N/C
N/C
N/C
N/C
PIN
I/O
IN
IN
IN
IN
IN
IN
Ref, XTAL power supply, nominal 3.3V
14.318 MHz reference clock.
Ground pin for the REF outputs.
Crystal input, Nominally 14.318MHz.
Crystal output, Nominally 14.318MHz
Power supply for PCI clocks, nominal 3.3V
Free running PCI clock not affected by PCI_STOP# .
Free running PCI clock not affected by PCI_STOP# .
Ground pin for the PCI outputs
PCI clock output.
PCI clock output.
Free running PCI clock not affected by PCI_STOP# .
Free running PCI clock not affected by PCI_STOP# .
Power supply for PCI clocks, nominal 3.3V
PCI clock output.
Ground pin for the PCI outputs
No Connection.
No Connection.
3.3V power for the PLL core.
Stops all PCICLKs at logic 0 level, when low. Free running PCICLKs are not effected by this input.
Asynchronous active low input pin, with 120Kohm internal pull-up resistor, used to power down the device. The
internal clocks are disabled and the VCO and the crystal are stopped.
Ground pin for the 48MHz outputs
Data pin for SMBus circuitry, 5V tolerant.
Clock pin of SMBus circuitry, 5V tolerant.
48MHz clock output.
48MHz clock output.
Power pin for the 48MHz output.3.3V
Ground pin for the 48MHz outputs
No Connection.
No Connection.
No Connection.
27.0000MHz Video Clock for ATi Chipset
Ground pin.
Power pin for the 27MHz output.3.3V
No Connection.
Power supply, nominal 3.3V
No Connection.
Active high input for enabling Memory Channel outputs.
0 = tri-state outputs, 1= enable outputs
No Connection.
Ground pin.
Stops all CPUCLK, except those set to be free running clocks
Free running CPU clock. Not affected by the CPU_STOP#.
CPU clock outputs. 3.3V
Ground pin for the CPU outputs
CPU clock outputs. 3.3V
No Connection.
Supply for CPU clocks, 3.3V nominal
14.318 MHz reference clock.
2
DESCRIPTION