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BD7344GUL-E2 Datasheet(PDF) 9 Page - Rohm |
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BD7344GUL-E2 Datasheet(HTML) 9 Page - Rohm |
9 / 14 page Technical Note 9/13 BU7344HFV,BU7345HFV,BU7346GUL www.rohm.com 2011.01 - Rev.A © 2011 ROHM Co., Ltd. All rights reserved. ● Block diagram, pin assignment/functions ○ BU7344HFV Fig.49 Pin assignment Fig.50 Block diagram PIN No. PIN Name Function 1 VDD Power supply 2 VSS GND 3 OUT Clock output terminal (SEL=L:40.5000MHz, SEL=H:36.0000MHz) 4 OE Power-down pin (L:disable, H:enable), equipped with Pull-down function, output set to L at disable 5 SEL Output selection (L:40.5000MHz, H:36.0000MHz) 6 IN Clock input pin (27.0000MHz input) ○ BU7345HFV Fig.51 Pin assignment Fig.52 Block diagram PIN No. PIN Name Function 1 VDD Power supply 2 VSS GND 3 OUT Clock output terminal (SEL=L:38.0000MHz, SEL=H:36.0000MHz) 4 OE Power-down pin (L:disable, H:enable), equipped with Pull-down function, output set to L at disable 5 SEL Output selection (L:38.0000MHz, H:36.0000MHz) 6 IN Clock input pin (27.0000MHz input) ○ BU7346GUL Fig.53 Pin assignment Fig.54 Block diagram PIN No. PIN Name Function A1 XIN Clock input pin (27.0000MHz input) A2 SEL Output selection (L:38.0000MHz, H:36.0000MHz) A3 PDB Power-down pin (L:disable, H:enable), equipped with Pull-down function, output set to L at disable B1 VDD Power supply B2 VSS GND B3 OUT Clock output terminal (SEL=L:38.0000MHz, SEL=H:36.0000MHz) 1:VDD 2:VSS 3:OUT 6:IN 5:SEL 4:OE PLL 6pin:IN 5pin:SEL 3pin:OUT 4pin:OE DATA1 DATA2 1/2 1:VDD 2:VSS 3:OUT 6:IN 5:SEL 4:OE PLL 6pin:IN 5pin:SEL 3pin:OUT 4pin:OE DATA1 DATA2 1/2 PLL A1:XIN A2:SEL B3:OUT A3:PDB DATA1 DATA2 1/2 VDD VSS OUT XIN SEL PDB A B 1 2 3 Bottom view |
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