ICM7243AIJL Intersil Corporation, ICM7243AIJL Datasheet
ICM7243AIJL
Available stocks
Related parts for ICM7243AIJL
ICM7243AIJL Summary of contents
Page 1
... Sequential Entry or Random Entry of Data Into Display • Single +5V Operation • Character and Segment Drivers, All MUX Scan Circuitry Static Memory and 64-Character ASCll Font Generator Included On-Chip Ordering Information TEMP. o PART NUMBER RANGE ( C) o ICM7243AIJL - CERPDIP o ICM7243AIPL - PDIP o ICM7243BIJL - ...
Page 2
Pinouts ICM7243A (16-SEGMENT CHARACTER) (PDIP, CERDIP) TOP VIEW SEG 2 e SEG 3 g1 SEG 4 k SEG 5 c SEG 6 d1 SEG 7 a1 SEG 8 a2 SEG ...
Page 3
Functional Block Diagram DATA INPUT (NOTE MODE D SEL A0/SEN A1/CLR MUX A2/DISP FULL OSC/OFF NOTE: 1. ICM7243A has only one CS and no CS. ICM7243B has 15 Segments. ICM7243 8 ...
Page 4
Absolute Maximum Ratings Supply Voltage +6. Input ...
Page 5
Timing Waveforms ADDRESS WRITE DATA WR CLEAR SEN DISPLAY FULL FIGURE 2. SEQUENTIAL ACCESS MODE TIMING (MODE = INTERNAL INTER-CHARACTER BLANKING SIGNAL CHAR 1 CHAR 2 CHAR 3 CHAR 4 CHARACTERS DRIVE SIGNALS CHAR 5 CHAR ...
Page 6
Performance Curves 5. SEGMENT VOLTAGE (V) FIGURE 4. SEGMENT CURRENT vs OUTPUT VOLTAGE Pin Descriptions SIGNAL PIN ICM7243A( Six-Bit ASCll Data input pins (active high). ...
Page 7
Test Circuit V DD SEG m e SEG g1 SEG k SEG SEGMENTS c SEG d1 SEG a1 SEG a2 SEG CHAR 8 CHAR 7 CHAR 6 ICM7243 17 SEGMENTS ...
Page 8
Typical Applications RRI RBR8 RBR7 IM6403 UART RBR1 - RBR6 6 BIT BUS DRR DR +5V 20K + OUT V TR ICL7555 DELAY TH 200pF FIGURE 7. DRIVING TWO ROWS OF CHARACTERS FROM A SERIAL INPUT ICM7243 8 CHARACTERS +5V ...
Page 9
Typical Applications (Continued) 8-CHARACTER LED DISPLAY CLR CLR CHAR SEG +5V SEN DISP FULL +5V MODE DATA BUS 6 WR, (CS) CS, (WR) FIRST 8 CHARACTERS NOTE: 17 for ICM7243A, 15 ...
Page 10
Typical Applications (Continued) 8 CHARACTERS ICM7243A P22 P21 P20 80C35 80C48 DB7 DB6 6 BIT BUS DB5 - DB0 WR FIGURE 10. RANDOM ACCESS 32-CHARACTER DISPLAY IN A 80C48 SYSTEM Display Font ...
Page 11
Display Font and Segment Assignments D5 NOTE: Segments a and d appear as 2 segments ...
Page 12
... WR input. Intersil products are sold by description only. Intersil Corporation reserves the right to make changes in circuit design and/or specifications at any time without notice. Accordingly, the reader is cautioned to verify that data sheets are current before placing orders. Information furnished by Intersil is believed to be accurate OSC/OFF - The device includes a relaxation oscillator with and reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use ...