参数资料
型号: ADM3072EARZ-REEL7
厂商: Analog Devices Inc
文件页数: 16/20页
文件大小: 0K
描述: IC TXRX RS485 3.3V HD 8-SOIC
标准包装: 1,000
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: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SO
包装: 带卷 (TR)
ADM3070E/ADM3071E/ADM3072E/ADM3073E/ADM3074E/ADM3075E/ADM3076E/ADM3077E/ADM3078E
Rev. E | Page 5 of 20
TIMING SPECIFICATIONS—ADM3070E/ADM3071E/ADM3072E
VCC = 3.3 V ± 10%, TA = TMIN to TMAX, unless otherwise noted.
Table 3.
Parameter
Symbol
Min
Typ
Max
Unit
Test Conditions/Comments
DRIVER
Maximum Data Rate
250
kbps
Propagation Delay, Low-to-High Level
tDPLH
250
1500
ns
CL = 50 pF, RL = 54 Ω (see Figure 8 and Figure 9)
Propagation Delay, High-to-Low Level
tDPHL
250
1500
ns
CL = 50 pF, RL = 54 Ω (see Figure 8 and Figure 9)
Rise Time/Fall Time
tDR/tDF
350
1600
ns
CL = 50 pF, RL = 54 Ω (see Figure 8 and Figure 9)
|tDPLH tDPHL| Differential Driver Output Skew
tDSKEW
200
ns
CL = 50 pF, RL = 54 Ω (see Figure 8 and Figure 9)1
Enable to Output High
tDZH
2500
ns
Enable to Output Low
tDZL
2500
ns
Disable Time from Low
tDLZ
100
ns
Disable Time from High
tDHZ
100
ns
Enable Time from Shutdown to High
tDZH(SHDN)
5500
ns
Enable Time from Shutdown to Low
tDZL(SHDN)
5500
ns
RECEIVER
Maximum Data Rate
250
kbps
Propagation Delay, Low-to-High Level
tRPLH
200
ns
CL = 15 pF (see Figure 12 and Figure 13)
Propagation Delay, High-to-Low Level
tRPHL
200
ns
CL = 15 pF (see Figure 12 and Figure 13)
|tRPLH tRPHL| Output Skew
tRSKEW
30
ns
CL = 15 pF (see Figure 12 and Figure 13)
Enable to Output High
tRZH
50
ns
Enable to Output Low
tRZL
50
ns
Disable Time from Low
tRLZ
50
ns
Disable Time from High
tRHZ
50
ns
Enable Time from Shutdown to High
tRZH(SHDN)
4000
ns
Enable Time from Shutdown to Low
tRZL(SHDN)
4000
ns
TIME TO SHUTDOWN
tSHDN
50
200
600
ns
1 VCC = 3.3 V.
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