Part Number: ADAM41P2723
Function: 4-BIT SINGLE CHIP MICROCOMPUTER
Package: SOP 24 Pin Type
Manufacturer: ABOV
Images:
Description
The ADAM41P2723 is the high speed and low voltage operating 4-bit single chip microcomputer. This chip contains ADAM41 core, ROM, RAM, input/output ports , two timer/counters, etc.
1.1. Features:
■ Instruction Execution Time @ fosc=4MHz Program Memory (MTP) ● 48K Bytes (24,576 x 16bit) [ Multi-programmable by 16K-Byte or 24K-Byte ] Data Memory (RAM) ● 256 nibble (256 x 4bit) 16-Bit Table read Instruction. 8-Level Stack (Including Interrupts) Timer ● Timer / Counter : 8Bit – 2ch ● Carrier Generator : 6Bit – 1ch ● Watch Dog Timer : 19Bit – 1ch Oscillator Type ● Calibrated Internal RCOSC Only : typ. 4MHz (±2%) Built in Tr. for I.R. LED Drive in the ADAM41P2727/2723/2721 ● IOL = 250mA at VDD=3V and VO=0.3V Power On Reset Power Saving Operation Modes ● STOP 3 Interrupt source Operating Voltage Range ● 1.8V ~ 3.6V @4MHz Low Voltage Detection Circuit Voltage Detection Indicator Circuit : 2-Level [ 2.5V(±0.2V) / 2.1V(±0.2V) ] Package ● 20SOP/ 24SOP / 28SOP / 28TSSOP ● 1us Table 1.1 ADAM41P272X series members Series Program memory Data memory I/O ports Input ports Output ports Package ADAM41P2727 ADAM41P2728 24,576 x 16 256 x 4 8 4 14 28SOP/TSSOP ADAM41P2723 ADAM41P2724 24,576 x 16 256 x 4 8 4 10 24SOP ADAM41P2721 ADAM41P2720 24,576 x 16 256 x 4 7 4 7 20SOP Page 1 of 54
1.3. Block Diagram 1. Overview ADAM41 CORE R0 Port R00 ~ R03 Watch Dog Timer R1 Port R10 ~ R13 ROUT PB2 / T0 PB3 / T1 Timer & Carry Generator PA Port RAM (256nibble) PB Port PA0 ~ PA3 PB0 ~ PB3 PB0 / INT Interrupt Request R00~R03 R10~R13 PB0~PB3 Key Scan & Input ROM PC […]
