MCP23S17-E/SS 鏅傞枔锛�2025/5/8 13:58:31 闁辫畝锛�39

MCP23S17 鏄竴娆句締鑷� Microchip 鐨� 16 浣� I/O 鎿村睍鍣紝閫氶亷 SPI 绺界窔鑸囦富鎺у埗鍣ㄩ€氫俊銆傚畠闆嗘垚浜嗗叐鍊� 8 浣嶇鍙ｏ紙Port A 鍜� Port B锛�锛屾敮鎸佸绋伐浣滄ā寮忓拰闈堟椿鐨勯厤缃伕闋呫€侻CP23S17 鎻愪緵浜嗗寮风殑 GPIO 鍔熻兘锛屽寘鎷彲绶ㄧ▼杓稿叆/杓稿嚭鏂瑰悜銆佷腑鏂锋娓�銆佸収(n猫i)閮ㄤ笂鎷夐浕闃�銆佷互鍙婂悓姝ユ暩(sh霉)鎿�(j霉)鏇存柊绛夌壒鎬�銆�
銆€銆€瑭插櫒浠堕噰鐢ㄤ綆鍔熻€� CMOS 鎶€琛�(sh霉)鍒堕€�锛屽叿鏈夐珮鍙潬鎬у拰寤ｆ硾鐨勫伐妤�(y猫)绱氭噳(y墨ng)鐢ㄨ兘鍔�銆侻CP23S17-E/SS 鐗规寚閲囩敤 SOIC-28 灏佽褰㈠紡鐨勭増鏈�銆�

鍙冩暩(sh霉)

闆绘簮闆诲锛�2.7V 鑷� 5.5V
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +85掳C
銆€銆€I/O 寮曡叧鏁�(sh霉)閲忥細16
銆€銆€SPI 鏁�(sh霉)鎿�(j霉)閫熺巼锛氭渶楂� 10 MHz
銆€銆€灏佽椤炲瀷锛歋OIC-28
銆€銆€闈滄厠(t脿i)闆绘祦锛氬吀鍨嬪€� 1 渭A锛堟帀闆绘ā寮忥級
銆€銆€鏈€澶ц几鍑洪﹨(q奴)鍕曢浕娴侊細25 mA
銆€銆€杓稿叆婕忛浕娴侊細卤1 渭A

鐗规€�

MCP23S17 鎻愪緵璞愬瘜鐨勫姛鑳界壒鎬�锛屼娇鍏堕潪甯搁仼鍚堥渶瑕佹摯灞� GPIO 璩囨簮鐨勬噳(y墨ng)鐢ㄥ牬鏅�銆傚叾涓昏鐗规€у寘鎷細
銆€銆€1. 鏀寔鐛ㄧ珛閰嶇疆姣忓€嬪紩鑵崇偤杓稿叆鎴栬几鍑�銆�
銆€銆€2. 鍏�(n猫i)缃彲閬哥殑寮变笂鎷夐浕闃诲姛鑳�锛岀敤浜庨槻姝㈡诞鍕曡几鍏ャ€�
銆€銆€3. 鍏峰倷涓柗鍔熻兘锛岃兘澶犲揩閫熼€氱煡涓绘鏌愬€嬪紩鑵崇媭鎱�(t脿i)鐧�(f膩)鐢熻畩鍖�銆�
銆€銆€4. 姣忓€嬬鍙ｉ兘鏀寔閺″儚涓柗鎴栧柈鐛ㄥ垎閰嶄腑鏂�銆�
銆€銆€5. 鍙€氶亷纭欢鍦板潃寮曡叧瑷�(sh猫)缃閬� 8 鍊嬪緸瑷�(sh猫)鍌欏湴鍧€銆�
銆€銆€6. 鏀寔 SPI 鍚屾涓茶鎺ュ彛锛屼究浜庨€ｆ帴鑷冲井鎺у埗鍣ㄦ垨鍏朵粬涓绘帶鍠厓銆�
銆€銆€7. 鍖呭惈涓€鍊嬮洐鍚戞暩(sh霉)鎿�(j霉)绶╂矕鍣�锛岀⒑淇濊畝瀵搷浣滅殑涓€鑷存€с€�
銆€銆€8. 鎻愪緵瀛樺劜瀵勫瓨鍣ㄥ姛鑳�锛屼互淇濆瓨閰嶇疆淇℃伅骞舵笡灏戦€氫俊闁嬮姺銆�

鎳�(y墨ng)鐢�

MCP23S17 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬宓屽叆寮忕郴绲�(t菕ng)瑷�(sh猫)瑷堜腑锛屽挨鍏舵槸鍦ㄩ渶瑕侀澶� GPIO 璩囨簮鐨勫牬鍚堛€傚叿楂旀噳(y墨ng)鐢ㄩ牁(l菒ng)鍩熷寘鎷細
銆€銆€1. 宸ユキ(y猫)鑷嫊鍖栨帶鍒�锛屼緥濡傚偝鎰熷櫒淇¤櫉閲囬泦鎴栧煼(zh铆)琛屽櫒椹�(q奴)鍕�銆�
銆€銆€2. 瀹剁敤闆诲櫒鎺у埗闈㈡澘锛屽鎸夐嵉鎺冩弿鎴� LED 椤ず椹�(q奴)鍕曘€�
銆€銆€3. 閫氫俊瑷�(sh猫)鍌欎腑鐨勫瑷�(sh猫)绠＄悊妯″銆�
銆€銆€4. 閱�(y墨)鐧傝ō(sh猫)鍌欎腑鐨勯枊闂�(gu膩n)鍜屾寚绀虹噲鎺у埗銆�
銆€銆€5. 姹借粖闆诲瓙绯荤当(t菕ng)涓殑澶氳矾杓稿叆杓稿嚭绠＄悊銆�
銆€銆€6. 鏅鸿兘瀹跺眳绯荤当(t菕ng)鐨勭瘈(ji茅)榛炴摯灞曞柈鍏冦€�
銆€銆€7. 鏁�(sh霉)鎿�(j霉)閲囬泦鍗″拰鍏朵粬澶氬姛鑳界‖浠跺钩鑷�銆�