CL = 20pF (NOTE 5) V<" />
參數(shù)資料
型號: MAX3442EASA+T
廠商: Maxim Integrated Products
文件頁數(shù): 19/19頁
文件大小: 0K
描述: IC TXRX RS-485 8-SOIC
產品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 2,500
類型: 收發(fā)器
驅動器/接收器數(shù): 1/1
規(guī)程: RS485
電源電壓: 4.75 V ~ 5.25 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-SOIC
包裝: 帶卷 (TR)
MAX3440E–MAX3444E
50
Ω
GENERATOR
(NOTE 4)
CL = 20pF
(NOTE 5)
VCC
3V
0
VCC
VOL
R
1.5V
-1.5V
VID
1.5V
RO
S1
S2
1k
Ω
RE
1.5V
S1 CLOSED
S2 OPEN
VS3 = -1.5V
tRPZL
tRPSL
3V
0
VOH
0
1.5V
RE
1.5V
S1 OPEN
S2 CLOSED
VS3 = 1.5V
tRPZH
tRPSH
tRPWAKE
3V
0
VCC
VOL
0.5V
RO
RE
1.5V
S1 CLOSED
S2 OPEN
VS3 = -1.5V
tRPLZ
3V
0
VOH
0
0.5V
1.5V
RO
RE
S1 OPEN
S2 CLOSED
VS3 = 1.5V
tRPHZ
S3
RO
A
B
RO
Figure 8. Receiver Enable and Disable Times
Test Circuits and Waveforms (continued)
Note 4: The input pulse is supplied by a generator with the following characteristics: f = 5MHz, 50% duty cycle; tr
≤ 6ns; Z0 = 50Ω.
Note 5: CL includes probe and stray capacitance.
±15kV ESD-Protected, ±60V Fault-Protected,
10Mbps, Fail-Safe RS-485/J1708 Transceivers
_______________________________________________________________________________________
9
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