COMMERCIALTEMPERATURERANGE

6

IDTCV145

1-TO-19DIFFERENTIALCLOCKBUFFER

TARGETED INPUT AND OUTPUT

FREQUENCIES

Input (MHz)

Output (MHz)

m:n

200

200

1:1

267

133

2:1

160

320

1:2

333

167

2:1

200

400

1:2

400

200

2:1

200

133

3:2

133

200

2:3

400

133

3:1

133

167

4:5

167

133

5:4

333

133

5:2

200

267

3:4

267

200

4:3

400

160

5:2

167

200

5:6

200

167

6:5

200

333

3:5

333

200

5:3

267

167

8:5

Targeted

SMBUS ADDRESS MODE SELECTION

SA_[2:0]

BufferAddress

000

D0h(write)D1h(read)

001

D2h,D3h

010

D4h,D5h

011

D6h,D7h

100

D8h,D9h

101

DAh, DBh

110

DCh, DDh

111

Deh, DFh

FUNCTIONALITY AT POWER-UP(1)

FSA

CLK_IN (CPU FSB)

DIF[9:0]Output

DIF[11:10]Output

1

100MHz

100MHz

100MHz

1

133MHz

133MHz

133MHz

1

166MHz

166MHz

166MHz

1

RESERVED

RESERVED

RESERVED

0

200MHz

200MHz

200MHz

0

266.66MHz

266.66MHz

266.66MHz

0

333.33MHz

333.33MHz

333.33MHz

0

400MHz

400MHz

400MHz

NOTE:

1. FSA is a low-threshold input. Please see the VIL_FS and VIH_FS specifications in the

DC OPERATING CHARACTERISTICS table.