{"id":11593,"date":"2026-07-26T12:50:52","date_gmt":"2026-07-26T12:50:52","guid":{"rendered":"https:\/\/ic-vendor.com\/am188er-40kcw\/"},"modified":"2026-07-26T12:50:52","modified_gmt":"2026-07-26T12:50:52","slug":"am188er-40kcw","status":"publish","type":"post","link":"https:\/\/ic-vendor.com\/zh\/am188er-40kcw\/","title":{"rendered":"AM188ER-40KC\\W"},"content":{"rendered":"<h2>\u4ea7\u54c1\u6982\u89c8<\/h2>\n<p>The AM188ER-40KC\\W is an AMD AM188 8-bit bus embedded processor at 40MHz. 80C188-compatible core with 8-bit external data bus. Integrated dual UART, timers, DMA, and PIO. PLCC-68 package. Lower pin count than AM186 version for cost-sensitive 8-bit bus designs.<\/p>\n<h2>\u4e3b\u8981\u89c4\u683c<\/h2>\n<table>\n<tr>\n<td>\u7c7b\u578b<\/td>\n<td>AM188 Embedded Processor<\/td>\n<\/tr>\n<tr>\n<td>\u6838\u5fc3<\/td>\n<td>80C188 8-bit bus<\/td>\n<\/tr>\n<tr>\n<td>\u65f6\u949f<\/td>\n<td>40 MHz<\/td>\n<\/tr>\n<tr>\n<td>ROM<\/td>\n<td>None (external)<\/td>\n<\/tr>\n<tr>\n<td>SRAM<\/td>\n<td>Internal<\/td>\n<\/tr>\n<tr>\n<td>Interface<\/td>\n<td>UARTx2, Timerx3, DMA, PIO<\/td>\n<\/tr>\n<tr>\n<td>Address Space<\/td>\n<td>1 MB<\/td>\n<\/tr>\n<tr>\n<td>\u7535\u6e90\u7535\u538b<\/td>\n<td>5V<\/td>\n<\/tr>\n<tr>\n<td>Operating Temp<\/td>\n<td>-40 to +85C<\/td>\n<\/tr>\n<tr>\n<td>\u5305\u88c5<\/td>\n<td>PLCC-68<\/td>\n<\/tr>\n<\/table>\n<h2>\u5de5\u4f5c\u539f\u7406<\/h2>\n<p>The AM188ER shares the same 80C186 core but multiplexes the 16-bit internal data bus onto an 8-bit external bus, halving the data bus pin count. This reduces package size and system cost for applications not requiring 16-bit bus bandwidth. All internal peripherals function identically to the AM186ER. The 8-bit bus interface automatically performs high\/low byte assembly for word accesses. Two clock cycles are required for word transfers vs. one for the AM186.<\/p>\n<h2>\u5e94\u7528<\/h2>\n<ul>\n<li>Cost-sensitive embedded<\/li>\n<li>Serial communication<\/li>\n<li>Industrial control<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Product Overview The AM188ER-40KC\\W is an AMD AM188 8-bit bus embedded processor at 40MHz. 80C188-compatible core with 8-bit external data bus. Integrated dual UART, timers, DMA, and PIO. PLCC-68 package. Lower pin count than AM186 version for cost-sensitive 8-bit bus designs. Key Specifications Type AM188 Embedded Processor Core 80C188 8-bit bus Clock 40 MHz ROM [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[13],"tags":[2863],"chip_brand":[287],"class_list":["post-11593","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","tag-am188er-40kcw","chip_brand-amd"],"acf":{"brief_explanation":"AM188ER-40KCW - Embedded Processor","date_code":"","package_case":"PLCC-68","in_stock":14128,"datasheet":"https:\/\/www.amd.com\/","price":"$9.50 @ 1ku","product_introduction":"The AM188ER-40KCW is an AMD AM188 8-bit bus embedded processor at 40MHz. 80C188-compatible core with 8-bit external data bus. Integrated dual UART, timers, DMA, and PIO. PLCC-68 package. Lower pin count than AM186 version for cost-sensitive 8-bit bus designs.","working_principle":"The AM188ER shares the same 80C186 core but multiplexes the 16-bit internal data bus onto an 8-bit external bus, halving the data bus pin count. This reduces package size and system cost for applications not requiring 16-bit bus bandwidth. All internal peripherals function identically to the AM186ER. The 8-bit bus interface automatically performs high\/low byte assembly for word accesses. Two clock cycles are required for word transfers vs. one for the AM186.","pin_description":"<table><tr><th>Pin Group<\/th><th>Name<\/th><th>Desc<\/th><\/tr><tr><td>ADDR<\/td><td>A0-A19<\/td><td>Address bus<\/td><\/tr><tr><td>DATA<\/td><td>D0-D7<\/td><td>8-bit data bus<\/td><\/tr><tr><td>UART<\/td><td>TXD\/RXD<\/td><td>Dual serial<\/td><\/tr><\/table>","application_scenarios":"<ul><li>Cost-sensitive embedded<\/li><li>Serial communication<\/li><li>Industrial control<\/li><\/ul>","alternative_models":"<table><tr><th>Model<\/th><th>Vendor<\/th><th>Diff<\/th><\/tr><tr><td>AM186ER-40VD<\/td><td>AMD<\/td><td>16-bit bus<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/posts\/11593","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/comments?post=11593"}],"version-history":[{"count":0,"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/posts\/11593\/revisions"}],"wp:attachment":[{"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/media?parent=11593"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/categories?post=11593"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/tags?post=11593"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/ic-vendor.com\/zh\/wp-json\/wp\/v2\/chip_brand?post=11593"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}