DAC8760
璧勬枡
鐗规�?/p>
16
浣?/p>
DAC
+10V
鑷?/p>
+36V
鍗曠數婧愶紝鎴栬�?/p>
卤
18V
鐨勫弻鐢垫簮渚涚數
杈撳嚭鐢垫祦
:4-20mA
鎴?/p>
0-20mA
鎴?/p>
0-24mA
杈撳嚭鐢靛帇
:0-5V
鎴?/p>
0-10V
鎴?/p>
卤
5V
鎴?/p>
卤
10V
锛屽彲浠ラ�氳繃璁剧疆瀵勫瓨鍣ㄨ秴鍑洪噺绋?/p>
10%
鐨勮寖鍥?/p>
.
鍚屾鐢靛帇鍜岀數娴佽緭鍑?/p>
鍙潬鐗规�?/p>
CRC
鏍￠獙
鐪嬮棬鐙?/p>
杩囩儹鍛婅
寮�璺憡璀︼紝閫備腑鐢垫祦闄愬埗
鍏跺畠
鍔犵數澶嶄綅鍔熻兘锛屼互纭繚鍦ㄤ竴涓凡鐭ョ姸鎬佷腑鍔犵數
(
IOUT
鍜?/p>
VOUT
琚鐢紝骞朵笖澶勪簬楂橀樆鎶?/p>
(Hi-Z)
鐘舵�?/p>
)
CLR
鍜?/p>
CLR-SEL
寮曡剼鍙皢杈撳嚭璁惧畾涓?/p>
0
澧炵泭瀵勫瓨鍣ㄥ彲琚瀹氫负瀵瑰櫒浠惰繘琛屾暟瀛楁牎鍑?/p>
杈撳嚭杞崲鐜囦篃鐢卞瘎瀛樺櫒璁惧畾
鑺墖绠¤剼鍔熻兘
1 AVSS
鍦ㄥ弻鐢垫簮渚涚數锛屾ā鎷熺數婧愯礋鏋併�傝繛鎺ュ埌
GND
鍋氬崟鐢垫簮渚涚數
2 DVDD
鏁板瓧鐢垫簮銆?/p>
DVDD-EN
鎮┖鏃?/p>
DVDD
杈撳嚭
+4.6V
锛?/p>
DVDD-EN
鎺ュ湴鏃?/p>
DVDD
杩炴帴澶栭儴
+5V
鐢垫簮
3 /ALARM
鎶ヨ寮曡剼銆傚紑婕忚緭鍑恒�傚鎺?/p>
10K
涓婃媺鐢甸樆銆傚綋妫�娴嬪埌鎶ヨ鐘舵�?/p>
(
瓒呮俯鏂矾锛岃秴鏃剁瓑绛?/p>
)
璇ュ紩鑴氳鎶ユ媺浣?/p>
(
涓诲姩
)
4 GND
5 CLR-SEL
閫夌敤涓婄數澶嶄綅娓呴櫎
VOUT
鐘舵�?/p>
6 CLR
娓呴櫎杈撳叆銆傛寮曡剼楂樼數骞虫椂杩涘叆
CLEAR
鐘舵�侊紝浣?/p>
VOUT=0
7
LATCH
DAC
瀵勫瓨鍣ㄧ殑杈撳叆閿佸瓨銆傝緭鍏ョЩ浣嶅瘎瀛樺櫒鍦ㄦ鑴氱殑涓婂崌娌垮皢鏁版嵁鍔犺浇鍒版暟鎹瘎瀛樺櫒鍜屾帶鍒跺瘎瀛樺櫒浠ユ洿鏂?/p>
DAC
鐨勮緭鍑恒�傛鑴氬湪
SCLK
鐨勭
24
涓椂閽熶箣
鍓嶇疆浣庯紝涔嬪悗缃珮鏇存柊杈撳嚭锛屾鑴氬姛鑳界被浼间簬鐗囬�?/p>
8 SCLK
涓茶鏃堕挓杈撳叆銆傞�熺巼鍙珮杈?/p>
30MHz
9 DIN
涓茶鏁版嵁杈撳叆銆傛暟鎹湪涓茶鏃堕挓杈撳叆鐨勬瘡涓笂鍗囨部琚鏃惰嚦
24
浣嶈緭鍏ョЩ浣嶅瘎瀛樺櫒
10 SDO
涓茶鏁版嵁杈撳嚭銆傛暟鎹湪
SCLK
鐨勪笂鍗囨部鏈夋晥
11 GND
12 GND
13 ISET-R
澶栭儴绮惧瘑鐢甸樆杩炴帴寮曡剼
(15K)
銆傜湅鍒拌繖涓暟鎹〃鎿嶄綔閮ㄥ垎鐨勭悊璁?/p>
14 REFOUT
鍐呴儴鍙傝�冭緭鍑恒�傝繛鎺ヨ嚦
REFIN
鏃朵娇鐢ㄥ唴閮ㄥ弬鑰?/p>
15 REFIN
鍙傝�冭緭鍏?/p>
16
DVDD-EN
鍐呴儴鐢垫簮浣胯兘銆傛寮曡剼杩炴帴鍒?/p>
GND
绂佺敤鍐呴儴渚涘簲锛屾垨绂诲紑杩欎釜寮曡剼鏃犲叧锛屼娇鍐呴儴渚涘簲銆傝寮曡剼鏃惰繛鎺ュ埌
GND
锛屽閮ㄧ數婧愬繀椤昏繛鎺ュ埌鐨?/p>
DVDD
寮曡剼
17
CMP
澶栭儴琛ュ伩鐢靛杩炴帴閿�
(
鍙�?/p>
)
銆傚彟澶栫殑澶栭儴鐢靛鍣?/p>
(
杩炴帴鍦?/p>
VOUT
鍜岃繖涓紩鑴?/p>
)
鎻愰珮浜嗙ǔ瀹氭�т笌楂樼數瀹硅礋杞藉湪
VOUT
寮曡剼閫氳繃闄嶄綆杈撳嚭鏀惧ぇ鍣ㄧ殑甯﹀锛屼粠
鑰屽鍔犳矇闄嶆椂闂淬�?/p>
18 HART-IN HART
璋冨埗杈撳叆寮曡剼
19 IOUT
鐢垫祦杈撳嚭寮曡剼
20 BOOST
鎻愰珮閿�銆傚閮ㄦ櫠浣撶杩炴帴
(
鍙�?/p>
)
銆?/p>
21 VOUT
鐢靛帇杈撳嚭寮曡剼
22 +VSENSE
涓烘鐢靛帇杈撳嚭璐熻浇杩炴帴閽堟劅
23 -VSENSE
瀵逛簬璐熺數鍘嬭緭鍑鸿礋杞借繛鎺ラ拡鎰?/p>