UPD17934 Datasheet | NEC

FEATURES - Program memory (ROM) - Peripheral hardware General-purpose I/O ports, LCD controller/driver, serial interface, A/D converter, BEEP output, frequency counter - Interrupt External: 1 source Internal : 3 sources - Reset by RESET pin - Low power consumption - Supply voltage: V DD = 1.05 to 1.8 V µ PD17933 µ PD17934 448 × 4 bits - : 12K bytes (6144 × 16 bits) : 16K bytes (8192 × 16 bits) - General-purpose data memory (RAM) ) Instruction execution time 53.3 µ s (with 75-k Hz crystal resonator) - PLL frequency synthesizer Dual modulus prescaler (220 MHz MAX.), programmable divider, phase parator, charge pump ORDERING INFORMATION Part Number Package 80-pin plastic TQFP (12 × 12 mm, 0.5 mm pitch) 80-pin plastic TQFP (12 × 12 mm, 0.5 mm pitch) µ PD17933GK- ××× -BE9 µ PD17934GK- ××× -BE9 Remark ××× indicates ROM code suffix. Unless otherwise specified, the µPD17934 is explained as the representative model in this document. The information in this document is subject to change without notice. Document No. U11947EJ2V0DS00 (2nd edition) Date Published July 1998 N CP(K) Printed in Japan The mark shows major revised points. © µPD17933, 17934 FUNCTIONAL OUTLINE Part Number Program memory (ROM) General-purpose data memory (RAM) Instruction execution time General-purpose port 37 pins µ PD17933 12K bytes (6144 x 16 bits) 448 × 4 bits 53.3 µ s (with 75-MHz crystal oscillator) - I/O port - Input port µ PD17934 16K bytes (8192 x 16 bits) : 20 pins : 11 pins (of which 3 are muxed with LCD segment pins) - Output port : 6 pins Stack level - Address stack : 15 levels (stack can be manipulated) - Interrupt stack : 4 levels (stack can be manipulated) - External : 1 source (INT) - Internal : 3 sources (basic timer 0, 8-bit timer, serial interface) 3 - - - channels Basic timer 0 (125 ms) Basic timer 1 (8 ms, 32 ms) 8-bit timer (with event counter) Vector interrupt (maskable interrupt) Timer A/D converter LCD controller/driver...