参数资料
型号: MAX14770EATA+T
厂商: Maxim Integrated Products
文件页数: 15/16页
文件大小: 0K
描述: TXRX PROFIBUS RS-485 8-TDFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
类型: 收发器
驱动器/接收器数: 1/1
规程: 多协议
电源电压: 4.5 V ~ 5.5 V
安装类型: 表面贴装
封装/外壳: 8-WDFN 裸露焊盘
供应商设备封装: 8-TDFN-EP(3x3)
包装: 标准包装
其它名称: MAX14770EATA+TDKR
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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