VCC = 5 V ± 10%. All specific" />
參數(shù)資料
型號: ADM489ARZ-REEL7
廠商: Analog Devices Inc
文件頁數(shù): 11/16頁
文件大小: 0K
描述: IC TXRX RS-485 DIFF LP 14SOIC
標(biāo)準(zhǔn)包裝: 1,000
類型: 收發(fā)器
驅(qū)動器/接收器數(shù): 1/1
規(guī)程: RS422,RS485
電源電壓: 4.5 V ~ 5.5 V
安裝類型: 表面貼裝
封裝/外殼: 14-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 14-SOICN
包裝: 帶卷 (TR)
ADM488/ADM489
Rev. D | Page 4 of 16
TIMING SPECIFICATIONS
VCC = 5 V ± 10%. All specifications TMIN to TMAX, unless otherwise noted.
Table 2.
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
DRIVER
Propagation Delay Input to Output, TPLH, TPHL
250
2000
ns
RL Differential = 54 Ω, CL1 = CL2 = 100 pF,
Driver O/P to OP, TSKEW
100
800
ns
RL Differential = 54 Ω, CL1 = CL2 = 100 pF,
Driver Rise/Fall Time, TR, TF
250
2000
ns
RL Differential = 54 Ω, CL1 = CL2 = 100 pF,
Driver Enable to Output Valid
250
2000
ns
RL = 500 Ω, CL = 100 pF, see Figure 7
Driver Disable Timing
300
3000
ns
RL = 500 Ω, CL = 15 pF, see Figure 7
Data Rate
250
kbps
RECEIVER
Propagation Delay Input to Output, TPLH, TPHL
250
2000
ns
CL = 15 pF, see Figure 10
Skew |TPLH TPHL|
100
ns
Receiver Enable, TEN1
10
50
ns
RL = 1 kΩ, CL = 15 pF, see Figure 9
Receiver Disable, TEN2
10
50
ns
RL = 1 kΩ, CL = 15 pF, see Figure 9
Data Rate
250
kbps
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