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ADAM22C23

Abov
Part Number ADAM22C23
Manufacturer Abov
Description 4-BIT SINGLE CHIP MICROCOMPUTERS
Published Apr 22, 2014
Detailed Description April 30, 2008 Ver 0.0 4-BIT SINGLE CHIP MICROCOMPUTERS ADAM22XXX USER`S MANUAL • ADAM22C16 • ADAM22P16 • ADAM22C20 • AD...
Datasheet PDF File ADAM22C23 PDF File

ADAM22C23
ADAM22C23

Overview
April 30, 2008 Ver 0.
0 4-BIT SINGLE CHIP MICROCOMPUTERS ADAM22XXX USER`S MANUAL • ADAM22C16 • ADAM22P16 • ADAM22C20 • ADAM22P20 • ADAM22C20S • ADAM22P20S • ADAM22C23 • ADAM22P23 • ADAM22C24 • ADAM22P24 1.
Overview ADAM22XXX 1.
OVERVIEW The ADAM22XXX is remote control transmitter which uses CMOS technology.
The ADAM22XXX is suitable for remote control of TV, VCR, FANS, Air-conditioners, Audio Equipments, Toys, Games etc.
The ADAM22CXX is MASK version and the ADAM22PXX is OTP version.
1.
1.
Features ■ Program memory ● 2,048 bytes (2,048 x 8bit) ■ Data memory (RAM) ● 32 nibble (32 x 4bit) ■ 3 levels of subroutine nesting ■ Operating frequency ● 2.
4MHz ~ 4MHz ■ Instruction cycle ● fOSC/48 ■ Stop mode ■ Released stop mode by key input ■ Built in Power-on Reset circuit ■ Built in Transistor for I.
R LED Drive ● IOL=250mA at VDD=3V and VO=0.
3V ■ Built in Low Voltage reset circuit ■ Built in a watch dog timer (WDT) ■ Low operating voltage ● 1.
2 ~ 3.
6V @ ADAM22CXX ● 1.
3 ~ 3.
6V @ ADAM22PXX ■ 16/20/24 SOP Package.
Series Program memory Data memory Input ports Output ports Package ADAM22C24 ADAM22P24 ADAM22C23 ADAM22P23 ADAM22C20 ADAM22C20S ADAM22C16 ADAM22P20 ADAM22P20S ADAM22P16 2,048 x 8 2,048 x 8 2,048 x 8 2,048 x 8 2,048 x 8 32 x 4 32 x 4 32 x 4 32 x 4 32 x 4 99997 12 12 9 9 7 24SOP(300mil) 24SOP(300mil) 20SOP(300mil) 20SOP(209mil) 16SOP(150mil) Table 1.
1 ADAM22XXX series members Page 1 of 35 ADAM22XXX 1.
Overview 1.
2.
Block Diagram REMOUT PGND ADAM22 Core Watchdog Timer Carry Generator RAM (32 nibble) K R OSC1 OSC2 Key Scan & Input Clock Gen.
& System Control VDD VSS ROM (2K bytes) 1.
3.
Pin Assignments ( top view ) K Port R Port D Port GND OSC1 OSC2 D9 D8 K0 K1 K2 K3 R0 R1 R2 1 2 3 4 5 6 7 8 9 10 11 12 ADAM22C24 ADAM22P24 (24 SOP) 24 VDD GND 23 REMOUT OSC1 22 PGND OSC2 21 D7 D9 20 D6 K0 19 D5 K1 18 D4 K2 17 D3 16 D2 15 D1 K3 R0 R1 14 D0 R2 13 R3 R3 1 2 3 4 5 6 7 8 9 10 11 12 ADAM22C23 ADAM22P23 (24 SOP) 24 VDD ...


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