UPD161661

PRELIMINARY PRODUCT INFORMATION MOS INTEGRATED CIRCUIT µPD161661 POWER SUPPLY FOR TFT-LCD DRIVER DESCRIPTION The µPD161661 is a power supply IC for TFT-LCD driver. This ICs can generate the levels which TFT-LCD driver need, from single voltage input. FEATURES To generate 3 levels from single voltage input To integrate regulator circuit for source driver ORDERING INFORMATION Part number Package Chip/Wafer µPD161661P/W Remark Purchasing the above chip entails the exchange of documents such as a separate memorandum or product quality, so please contact one of our sales representative. www.DataSheet4U.com The information contained in this document is being issued in advance of the production cycle for the device. The parameters for the device may change before final production or NEC Corporation, at its own discretion, may withdraw the device prior to its production. Not all devices/types available in every country. Please check with local NEC representative for availability and additional information. Document No. S15917EJ1V0PM00 (1st edition) Date Published January 2002 NS CP(K) Printed in Japan © 2002 µPD161661 1. BLOCK DIAGRAM/SYSTEM DIAGRAM VDC VSS DCON CR Oscillator C1+ C1− C2+ C2− C3+ DC/DC Converter Contorl FS LFS LPM Divider DC/DC Converter C3− C4+ C4− C5+ RGONP EXRVS RSEL VDC x3 Regulator Control RC1 RC2 VDC x6 C5− VO 0 V (VSS) VREG VREFSEL VREF VDD1 VDD2 VREF VS MVS RC1 ACS LACS www.DataSheet4U.com VEE RC1 TESTIN1TESTIN3 TESTOUT RC2 Re...