參數(shù)資料
型號: MAX14770EESA+
廠商: Maxim Integrated Products
文件頁數(shù): 15/16頁
文件大?。?/td> 0K
描述: TXRX PROFIBUS RS-485 8-SOIC
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 100
類型: 收發(fā)器
驅(qū)動器/接收器數(shù): 1/1
規(guī)程: 多協(xié)議
電源電壓: 4.5 V ~ 5.5 V
安裝類型: 表面貼裝
封裝/外殼: 8-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 8-SOIC
包裝: 管件
8
Maxim Integrated
High-ESD Profibus RS-485 Transceiver
MAX14770E
Figure 8. Receiver Propagation Delay Test Circuit
Figure 9. Receiver Propagation Delays
Figure 10. Receiver Enable and Disable Times
VID
B
A
RECEIVER
OUTPUT
ATE
R
A
B
VOH
VOL
RO
tRPHL
tRSKEW = |tRPHL - tRPLH|
t = 1MHz, tLH P 3ns, tHL P 3ns
tRPLH
-1V
1V
2
VCC
2
VCC
GENERATOR
50I
R
1kI
CL
15pF
R
-1.5V
+1.5V
RO
S1
VCC
S2
S3
VID
RE
RO
RE
RO
RE
RO
0
tRHZ
tRLZ
0.25V
1.5V
0
2
S1 OPEN
S2 CLOSED
S3 = +1.5V
S1 OPEN
S2 CLOSED
S3 = +1.5V
S1 CLOSED
S2 OPEN
S3 = -1.5V
S1 CLOSED
S2 OPEN
S3 = -1.5V
VOH
0
VOH
VCC
1.5V
VCC
tRZL, tRZL(SHDN)
VOL
0
VCC
VOL
tRZH, tRZH (SHDN)
2
VCC
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