LCD column driver for dot matrix graphic displays

General description The PCF8579 is a low power CMOS1 LCD column driver, designed to drive dot matrix graphic displays at multiplex rates of 1:8, 1:16, 1:24 or 1:32. The device has 40 outputs and can drive 32 × 40 dots in a 32 row multiplexed LCD. Up to 16 PCF8579s can be cascaded and up to 32 dev

文件：260.04 Kbytes 頁(yè)數(shù)：41 Pages

恩XP

LCD column driver for dot matrix graphic displays

GENERAL DESCRIPTION The PCF8579 is a low power CMOS LCD column driver, designed to drive dot matrix graphic displays at multiplex rates of 1 : 8, 1 : 16, 1 : 24 or 1 : 32. The device has 40 outputs and can drive 32 × 40 dots in a 32 row multiplexed LCD. Up to 16 PCF8579s can be cascaded and up to

文件：287.11 Kbytes 頁(yè)數(shù)：40 Pages

PHI

PHI

LCD column driver for dot matrix graphic displays

The PCF8579 is a low power CMOS LCD column driver, designed to drive dot matrix graphic displays at multiplex rates of 1:8, 1:16, 1:24 or 1:32. The device has 40 outputs and can drive 32 x 40 dots in a 32 row multiplexed LCD. Up to 16 PCF8579 can be cascaded and up to 32 devices may be used on the s LCD column driver\nUsed in conjunction with the PCF8578, this device forms part of a chip set capable of driving up to 40960 dots\n40 column outputs\nSelectable multiplex rates; 1:8, 1:16, 1:24 or 1:32\nExternally selectable bias configuration, 5 or 6 levels\nEasily cascadable for large applications;

恩XP

適用于點(diǎn)陣圖形顯示的LCD列驅(qū)動(dòng)器

PCF8579是一款低功率CMOS1LCD列驅(qū)動(dòng)器，為驅(qū)動(dòng)復(fù)用率為1:8、1:16、1:24或1:32的點(diǎn)陣圖形顯示而設(shè)計(jì)。器件具有40個(gè)輸出并可驅(qū)動(dòng)32行多路復(fù)用LCD中的32 x 40點(diǎn)。最多可級(jí)聯(lián)16個(gè)PCF8579且在同一I2C總線上最多可使用32個(gè)器件（使用兩個(gè)從地址）。該器件最適合配合PCF8578 LCD行/列驅(qū)動(dòng)器使用。結(jié)合這些器件可形成通用LCD點(diǎn)陣驅(qū)動(dòng)器芯片組，能夠驅(qū)動(dòng)最多40960點(diǎn)的顯示。PCF8579兼容大多數(shù)微控制器并通過(guò)兩線雙向總線（I2C總線）進(jìn)行通信。要允許部分VDD關(guān)閉，SCL和SDA引腳的ESD保護(hù)系統(tǒng)不能使用連于VDD的二極管。帶有自動(dòng)遞增尋址的顯示RA LCD列驅(qū)動(dòng)器\n配合PCF8578使用，此器件形成芯片組的一部分，能夠驅(qū)動(dòng)最多40960個(gè)點(diǎn)\n40列輸出\n可選復(fù)用率；1:8、1:16、1:24或1:32\n外部可選偏置配置，5或6級(jí)\n易于級(jí)聯(lián)進(jìn)行大型應(yīng)用（最多32個(gè)器件）\n用于存儲(chǔ)顯示數(shù)據(jù)的1280位RAM\n顯示存儲(chǔ)器組切換\n跨躍硬件子地址邊界進(jìn)行自動(dòng)遞增數(shù)據(jù)加載（使用PCF8578）\n電源上電復(fù)位(POR)空白顯示\n邏輯電源電壓范圍2.5 V至6 V\n最大LCD電源電壓9 V\n低功耗\nI2C總線接口\n兼容大多數(shù)微控制器\n多重器件應(yīng)用中為單平面配線優(yōu)化引腳連接（使用PCF8578）\n省空間56引腳小型封裝和64;

恩XP