Product Summary

The UPD70320L-8 is a single-chip microcontroller on which 16-bit CPU, RAM, serial interface, timer, DMA controller, interrupt controller, etc. are all integrated. The UPD70320L-8 is compatible with the 8/16-bit microprocessor uPD70108/70116 (V20TM/V30TM) on the software level.

Parametrics

UPD70320L-8 absolute maximum ratings: (1)Supply Voltage, VDD: – 0.5 to +7.0 V; (2)Input Voltage, VTH: – 0.5 to VDD + 0.5 V; VI: – 0.5 to VDD + 0.5 V; (3)Output Voltage, VO: – 0.5 to VDD + 0.5 V; (4)Output Current Low, IOL: 4.0 mA at Each output pin; Total: 50 mA; (5)Output Current High, IOH: –2.0 mA at Each output pin; Total: –20 mA; (6)Operating Ambient Temperature, TA: –40 to +85 ℃; (7)Storage Temperature, Tstg: – 65 to +150 ℃.

Features

UPD70320L-8 features: (1)Internal 16-bit architecture and external 8-bit data bus; (2)Compatible with mPD70108/70116 (in native mode) on software level (some instructions added); (3)On-chip RAM : 256 words ×8 bits; (4)Input port (port T) with comparator : 8 bits; (5)I/O lines (input port : 4 bits, input/output port : 20 bits); (6)Serial interface (internal dedicated baud rate generator) : 2 channels Asynchronous mode and I/O interface mode; (7)Interrupt controller; (8)Programmable priority (8 levels); (9)Vectored interrupt function; (10)Register bank switching function; (11)Macro service function; (12)DRAM and pseudo SRAM refreshing functions; (13)DMA controller : 2 channels; (14)16-bit timer : 2 channels; (15)Time base counter; (16)On-chip clock generator; (17)Programmable wait function; (18)Standby function (STOP/HALT).

Diagrams

UPD70320L-8 block diagram

UPD78C12A
UPD78C12A

Other


Data Sheet

Negotiable 
UPD78C11A
UPD78C11A

Other


Data Sheet

Negotiable 
UPD78C10ACW
UPD78C10ACW

Other


Data Sheet

Negotiable 
UPD78C10A
UPD78C10A

Other


Data Sheet

Negotiable 
UPD789101
UPD789101

Other


Data Sheet

Negotiable 
UPD789024
UPD789024

Other


Data Sheet

Negotiable