BK8625邏輯棒
一般規(guī)格：(BK8625 脈波輸出邏輯筆)
外部同步輸入信號(hào)阻抗(EXT SYNC) ...........1MΩ
輸出脈波頻率(Pulse) .......................................0.5 / 400Hz
脈波寬度...........................................................10μS
脈波輸出(輸入)電流(Pulse) ............................100mA sink / source
方波輸出(輸入)電流(SQ)................................5mA sink/source
輸入電源電壓範(fàn)圍(Vcc) .................................5 – 15V DC
電源保護(hù)...........................................................20V DC (30 秒內(nèi))
外部同步輸入保護(hù)(EXT SYNC)....................120V DC (30 秒內(nèi))
測(cè)試端子保護(hù)...................................................35V DC (30 秒內(nèi))
電器規(guī)格：(23±5°C，75%大相對(duì)濕度)
機(jī)種BK8610 、BK8610B 及BK8625
大輸入頻率....................................................................... 20MHz 50MHz
輸入阻抗............................................................................... 1MΩ 120KΩ
操作電壓............................................................................... 小4V DC，大18V DC
TTL: 邏輯“1” (Hi LED) ................................................ ＞2.3±0.2V DC ＞3.0±0.25V
邏輯“0” (Lo LED)................................................ ＜0.8±0.2V DC ＜0.75±0.25V
CMOS: 邏輯“1” (Hi LED) ................................................ ＞70% Vcc±10% ＞60% Vcc±5%
邏輯“0” (Lo LED)................................................ ＜30% Vcc±10% ＜15% Vcc±5%
小可檢測(cè)脈波.................................................................. 30 Nanoseconds 10 Nanoseconds
大訊號(hào)輸入保護(hù).............................................................. ±220V AC/DC ±70V AC/DC
(15 秒內(nèi)) (15 秒內(nèi))
電源保護(hù)............................................................................... ±20V DC ±20V DC
脈波指示閃爍時(shí)間.............................................................. 500ms
