Data Sheet

APPD. CHKD. DSGD.
VERSION :
PAGE :
DSGD 2010.10.11 2010.10.11 2010.10.11
DRAWING NO.:
回轉式位元產生器規格書
ROTATIONAL ENCODER SPECIFICATIO
N
注意:針對震顛雜音(t1t3)部分,請於訊號
NO.
規 格
or from 1.5V to 3.5V of each switching
position ( code OFFON or ONOFF ) .
specifications
Measurement shall be made under the condition as follows .
項 目
item
條 件
conditions
< 圖二 > < fig. 2 >
2–3
切 換 特 性
Switching
切換測定回路如<圖二>所示,以直流電壓5V、軸迴轉速度為每秒鐘迴轉360°測定。
characteristics
(1). Shaft rotational speed : 360° /S
(2). Test circuit : < fig. 2 > .
2–4
滑動
Sliding noise
OFF變化時, 出電壓在1.5V~3.5V的切換時間稱之
(1) 震顛雜音 Chattering
如〈圖三〉所示,位元由狀態OFFONON
signal's passage time from 3.5V to 1.5V
Details shown in <fig.3> Specified by the
masking time and adding C/R filters on your
circuit for pulse count design, as show in <fig. 4>.
TOP-UP INDUSTRY CORP.
SYMB APPD
t
1
, t
3
3ms
DATE CHKD
抓取上加以遮蔽,進行過濾雜訊。
建議追加過濾迴路,如<圖四>所示。
NoteTo avoid chattering( t1t3), please consider
DOCUMENT NO. :
B
3 OF 10
EC12PSD-017
廖智順 鐘學峰 余倩
EC12PLRGBSDVBF-D-25K-24-24C-61/08-6H