UPD16661A

DATA SHEET MOS INTEGRATED CIRCUIT µPD16661A 160-OUTPUT LCD COLUMN (SEGMENT) DRIVER WITH RAM The µPD16661A is a column (segment) driver containing a RAM capable of full-dot LCD drive. With 160 outputs, this driver has an on-chip display RAM of 160 × 240 × 2 bits. The driver can be combined with the µPD16666A to display from 1/8 VGA to VGA (640 × 480 dots). The µPD16661A is upwardly compatible with the µPD16661. FEATURES Display RAM incorporated : 160 × 240 × 2 bits Logic voltage : 3.0 to 3.6 V Duty : 1/240 Output count : 160 outputs Capable of gray scale display : 4 gray scales (frame thinning-out) Memory management : packed pixel system 8/16-bit data bus ORDERING INFORMATION Part Number Package TCP (TAB) µPD16661AN-××× 5 µPD16661AN-051 Standard TCP (OLB : 0.2 mm-pitch, pliable-output leads) Remark The TCP package is custom made, so contact an NEC sales representative with your requirements. The information in this document is subject to change without notice. Document No. S11498EJ3V0DS00 (3rd edition) Date Published November 1998 NS CP (K) Printed in Japan The mark 5 shows major revised points. © NEC Corporation 1996,1998 µPD16661A PIN NAMES Classification CPU interface Pin Name D0 to D15 A0 to A16 /CS 3.3 V /OE /WE /UBE RDY Control signals PL0 PL1 PL2 DIR MS BMODE GMODE 3.3 V /REFRH TEST /RESET /DOFF OSC1 OSC2 STB /FRM 5.0 V L1 L2 /DOUT Liquid-crystal drive Power supplies Y1 to Y160 GND VCC1 VCC2 V0 V1 V2 I/O I I I − − I/O I/O I/O I/O O O − − − −...