V
參數(shù)資料
型號(hào): MAX3075EASA+T
廠(chǎng)商: Maxim Integrated Products
文件頁(yè)數(shù): 3/24頁(yè)
文件大?。?/td> 0K
描述: IC TX RS485/422 HS 8-SOIC
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 2,500
類(lèi)型: 收發(fā)器
驅(qū)動(dòng)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(lèi)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: 帶卷 (TR)
+3.3V, ±15kV ESD-Protected, Fail-Safe,
Hot-Swap, RS-485/RS-422 Transceivers
Test Circuits and Waveforms (continued)
VID
R
B
A
RECEIVER
OUTPUT
ATE
Figure 6. Receiver Propagation Delay Test Circuit
A
B
RO
VOH
1.5V
tRPLH
tRPHL
VOL
+1V
-1V
THE RISE TIME AND FALL TIME OF INPUTS A AND B < 4ns
Figure 7. Receiver Propagation Delays
S1 OPEN
S2 CLOSED
S3 = +1.5V
RO
3V
0
VOH
VOH / 2
S1 OPEN
S2 CLOSED
S3 = +1.5V
tRHZ
3V
0
VOH
0.25V
1.5V
S1 CLOSED
S2 OPEN
S3 = -1.5V
3V
0
VOL
VCC
1.5V
S1 CLOSED
S2 OPEN
S3 = -1.5V
tRLZ
3V
0
VOL
VCC
1.5V
0.25V
GENERATOR
VCC
+1.5V
1k
Ω
CL
15pF
S2
S1
50
Ω
S3
-1.5V
R
VID
RE
RO
RE
RO
RE
RO
RE
tRZH, tRZH(SHDN)
tRZL, tRZL(SHDN)
(VOL + VCC) / 2
Figure 8. Receiver Enable and Disable Times
MAX3070E–MAX3079E
Maxim Integrated
11
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