参数资料
型号: MAX3491ECSD+T
厂商: Maxim Integrated Products
文件页数: 2/17页
文件大小: 0K
描述: IC TXRX RS485/422 10MBPS 14SOIC
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: 收发器
驱动器/接收器数: 1/1
规程: RS422,RS485
电源电压: 3 V ~ 3.6 V
安装类型: 表面贴装
封装/外壳: 14-SOIC(0.154",3.90mm 宽)
供应商设备封装: 14-SOIC
包装: 带卷 (TR)
3.3V-Powered, 10Mbps and Slew-Rate-Limited
True RS-485/RS-422 Transceivers
VID
50
CL = 15pF
(NOTE 5)
GENERATOR
(NOTE 4)
R
OUT
tRPLH
1.5V
OUT
1.5V
0V
IN
1.5V
3.0V
0V
tRPHL
VCC
VOM
0V
VCC
2
VOM =
3V
0V
VCC
VOL
CL
(NOTE 5)
R
1.5V
-1.5V
50
GENERATOR
(NOTE 4)
VCC
VID
1.5V
OUT
S1
S2
1k
IN
1.5V
S1 CLOSED
S2 OPEN
S3 = -1.5V
tPRZL
tPRSL
3V
0V
VOH
0V
1.5V
OUT
IN
1.5V
S1 OPEN
S2 CLOSED
S3 = 1.5V
tPRZH
tPRSH
3V
0V
VCC
VOL
0.25V
OUT
IN
1.5V
S1 CLOSED
S2 OPEN
S3 = -1.5V
tPRLZ
3V
0V
VOH
0V
0.25V
1.5V
OUT
IN
S1 OPEN
S2 CLOSED
S3 = 1.5V
tPRHZ
S3
Figure 11. Receiver Propagation Delay
Figure 12. Receiver Enable and Disable Times
Note 4: The input pulse is supplied by a generator with the following characteristics: PRR = 250kHz, 50% duty cycle, tr ≤ 6.0ns, ZO = 50.
Note 5: CL includes probe and stray capacitance.
MAX3483/MAX3485/MAX3486/
MAX3488/MAX3490/MAX3491
10
Maxim Integrated
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