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参数资料
型号： MAX1490AEPG+
厂商： Maxim Integrated Products
文件页数： 15/21页
文件大小： 0K
描述： IC RS485/RS422 DATA INTRFC 24DIP
产品培训模块： Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装： 16
类型： 收发器
驱动器/接收器数： 1/1
规程： RS422，RS485
电源电压： 4.5 V ~ 5.5 V
安装类型： 通孔
封装/外壳： 24-DIP（0.600"，15.24mm）
供应商设备封装： 24-PDIP
包装： 管件
产品目录页面： 1403 (CN2011-ZH PDF)
MAX1480A/B/C/MAX1490A/B
Complete, Isolated RS-485/RS-422
Data Interface
_______________________________________________________________________________________
3
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
R = 50
Ω (RS-422)
2
Differential Driver Output
(With Load)
VOD2
R = 27
Ω (RS-485), Figure 4
1.5
5.0
V
Differential
0.3
Change in Magnitude of
Differential Output Voltage for
Complementary Output States
ΔVOD
R = 27
Ω or 50Ω,
Figure 4
Common mode
0.3
V
Driver Common-Mode Output
Voltage
VOC
R = 27
Ω or 50Ω, Figure 4
4
V
MAX1480A/B/C
1
VIN = 12V
MAX1490A/B
0.25
MAX1480A/B/C
0.8
Input Current (A, B)
ISO IIN
DE = 0V,
VCC_ = 0V
or 5.5V
VIN = -7V
MAX1490A/B
0.2
mA
MAX1480A/B/C
48
Receiver Input Resistance
RIN
-7V
≤ VCM ≤ 12V
MAX1490A/B
12
k
Ω
Receiver Differential Threshold
Voltage
VTH
-7V
≤ VCM ≤ 12V
-0.2
+0.2
V
Receiver Input Hysteresis
ΔVTH
VCM = 0V
70
mV
Receiver Output/Receiver Output
Low Voltage
VOL
Using resistor values listed in
Tables 1 and 2
0.4
V
Receiver Output/Receiver Output
High Current
IOH
VOUT = 5.5V
250
A
Driver Short-Circuit Current
ISO IOSD
-7V
≤ VO ≤ 12V (Note 4)
100
mA
ELECTRICAL CHARACTERISTICS (continued)
(VCC_ = 5V ±10%, VFS = VCC_, TA = TMIN to TMAX, unless otherwise noted. Typical values are at VCC_ = 5V and TA = +25°C.) (Notes 1, 2)
SWITCHING CHARACTERISTICS—MAX1480A/MAX1490A
(VCC_ = 5V ±10%, FS = VCC_, TA = TMIN to TMAX, unless otherwise noted. Typical values are at VCC_ = 5V and TA = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
tPLH
100
275
Driver Input to Output
Propagation Delay
tPHL
Figures 5 and 7, RDIFF = 54
Ω, CL1 = CL2
= 100pF
100
275
ns
Driver Output Skew
tSKEW
Figures 5 and 7, RDIFF = 54
Ω, CL1 = CL2
= 100pF
25
90
ns
Driver Rise or Fall Time
tR, tF
Figures 5 and 7, RDIFF = 54
Ω, CL1 = CL2
= 100pF
15
40
ns
Driver Enable to Output High
(MAX1480A Only)
tZH
Figures 6 and 8, CL = 100pF, S2 closed
0.2
1.5
s
Driver Enable to Output Low
(MAX1480A Only)
tZL
Figures 6 and 8, CL = 100pF, S1 closed
0.2
1.5
s
Driver Disable Time from Low
(MAX1480A Only)
tLZ
Figures 6 and 8, CL = 15pF, S1 closed
0.2
1.5
s
Driver Disable Time from High
(MAX1480A Only)
tHZ
Figures 6 and 8, CL = 15pF, S2 closed
0.2
1.5
s
tPLH
100
225
Receiver Input to Output
Propagation Delay
tPHL
Figures 5 and 10, RDIFF = 54
Ω, CL1 = CL2
= 100pF
100
225
ns
相关PDF资料
PDF描述
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相关代理商/技术参数
参数描述
MAX1490AEPG+ 功能描述:RS-422/RS-485 接口 IC Isolated RS-485/422 Data Interface RoHS:否 制造商:Maxim Integrated 数据速率:1136 Kbps 工作电源电压:3 V to 5.5 V 电源电流:5.9 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-28 封装:Tube
MAX1490BCPG 功能描述:RS-422/RS-485 接口 IC RoHS:否 制造商:Maxim Integrated 数据速率:1136 Kbps 工作电源电压:3 V to 5.5 V 电源电流:5.9 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-28 封装:Tube
MAX1490BCPG+ 功能描述:RS-422/RS-485 接口 IC Isolated RS-485/422 Data Interface RoHS:否 制造商:Maxim Integrated 数据速率:1136 Kbps 工作电源电压:3 V to 5.5 V 电源电流:5.9 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-28 封装:Tube
MAX1490BEPG 功能描述:RS-422/RS-485 接口 IC RoHS:否 制造商:Maxim Integrated 数据速率:1136 Kbps 工作电源电压:3 V to 5.5 V 电源电流:5.9 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-28 封装:Tube
MAX1490BEPG+ 功能描述:RS-422/RS-485 接口 IC Isolated RS-485/422 Data Interface RoHS:否 制造商:Maxim Integrated 数据速率:1136 Kbps 工作电源电压:3 V to 5.5 V 电源电流:5.9 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-28 封装:Tube
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