ICS94228BF IDT, Integrated Device Technology Inc, ICS94228BF Datasheet - Page 6

• Manufacturer Part Number: ICS94228BF
• Description: IC CLOCK CHIP PROGR AMDK7 48SSOP
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Frequency Generatorr

Specifications of ICS94228BF

• Input: Crystal
• Output: Clock
• Frequency - Max: 233.33MHz
• Voltage - Supply: 3.135 V ~ 3.465 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 48-SSOP
• Frequency-max: 233.33MHz
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 94228BF

Preliminary Product Preview
Third party brands and names are the property of their respective owners.
Serial Configuration Command Bitmap
ICS94228
SSB1 S SB0 FS3 FS2 FS1 FS0
Bit 6: 0 = Hardware select; 1 = I
Bit 7: 0 = S pread off; 1 = Spread spectrum enable. Default is OFF
Byte0: Functionality and Frequency Select Register (default = 0)
Bit5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
Bit4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
Bit3 Bit2 Bit1 Bit0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
2
C select. Default is OFF.
CPUCLK AGPCLK
233.33
220.00
210.00
200.00
190.00
180.00
170.00
150.00
140.00
120.00
110.00
200.00
166.67
100.00
133.33
200.00
166.67
100.00
133.33
200.00
166.67
100.00
133.33
200.00
166.67
100.00
133.33
200.00
166.67
100.00
133.33
66.67
77.78
73.33
70.00
66.67
76.00
72.00
68.00
75.00
70.00
60.00
66.00
66.67
66.67
66.67
66.67
66.67
66.67
66.67
66.67
66.67
66.67
66.67
66.67
66.67
66.67
66.67
66.67
66.67
66.67
66.67
66.67
66.67
6
PCICLK
38.88 + /- 0.25% Center Spread
36.67 + /- 0.25% Center Spread
35.00 + /- 0.25% Center Spread
33.33 + /- 0.25% Center Spread
38.00 + /- 0.25% Center Spread
36.00 + /- 0.25% Center Spread
34.00 + /- 0.25% Center Spread
37.50 + /- 0.25% Center Spread
35.00 + /- 0.25% Center Spread
30.00 + /- 0.25% Center Spread
33.00 + /- 0.25% Center Spread
33.33 + /- 0.25% Center Spread
33.33 + /- 0.25% Center Spread
33.33 + /- 0.25% Center Spread
33.33 + /- 0.25% Center Spread
33.33 + /- 0.25% Center Spread
33.33 0 to -0.5% Down Spread
33.33 0 to -0.5% Down Spread
33.33 0 to -0.5% Down Spread
33.33 0 to -0.5% Down Spread
33.33 + /- 0.50% Center Spread
33.33 + /- 0.50% Center Spread
33.33 + /- 0.50% Center Spread
33.33 + /- 0.50% Center Spread
33.33 + /- 0.75% Center Spread
33.33 + /- 0.75% Center Spread
33.33 + /- 0.75% Center Spread
33.33 + /- 0.75% Center Spread
33.33 0 to + 0.5% Up Spread
33.33 0 to + 0.5% Up Spread
33.33 0 to + 0.5% Up Spread
33.33 0 to + 0.5% Up Spread
Spre a d Pe rce nta ge