CL = 50" />
參數(shù)資料
型號: ADM3485ARZ-REEL7
廠商: Analog Devices Inc
文件頁數(shù): 4/20頁
文件大?。?/td> 0K
描述: IC TXRX RS485/422 HS 3.3V 8-SOIC
標準包裝: 1,000
類型: 收發(fā)器
驅(qū)動器/接收器數(shù): 1/1
規(guī)程: RS422,RS485
電源電壓: 3 V ~ 3.6 V
安裝類型: 表面貼裝
封裝/外殼: 8-SOIC(0.154",3.90mm 寬)
供應商設備封裝: 8-SO
包裝: 帶卷 (TR)
ADM3483/ADM3485/ADM3488/ADM3490/ADM3491
Data Sheet
Rev. E | Page 12 of 20
D
OUT
CL = 50pF2
GENERATOR1
50
S1
0V OR 3V
VCC
RL =110
05
52
4-
039
1PPR = 250kHz, 50% DUTY CYCLE,
tR ≤ 6.0ns, ZO =50.
2CL INCLUDES PROBE AND STRAY CAPACITANCE.
Figure 23. Driver Enable and Disable Times (tPZL, tPSL, tPLZ)
0
552
4-
0
40
GENERATOR1
50
CL =15pF2
R
1.5V
0
VOM =
VCC
2
OUT
VID
1PPR = 250kHz, 50% DUTY CYCLE,
tR ≤ 6.0ns, ZO =50.
2CL INCLUDES PROBE AND STRAY CAPACITANCE.
Figure 24. Receiver Propagation Delays
R
GENERATOR1
50
CL2
S3
S1
S2
VCC
+1.5V
–1.5V
VID
1k
05
52
4-
04
1
1PPR = 250kHz, 50% DUTY CYCLE,
tR ≤ 6.0ns, ZO =50.
2CL INCLUDES PROBE AND STRAY CAPACITANCE.
Figure 25. Receiver Enable and Disable Times
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