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参数资料
型号： MAX3291EPD
厂商： Maxim Integrated Products
文件页数： 10/16页
文件大小： 0K
描述： IC TXRX RS485/422 5-10MBPS 14DIP
产品培训模块： Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装： 25
类型： 收发器
驱动器/接收器数： 1/1
规程： RS422，RS485
电源电压： 4.75 V ~ 5.25 V
安装类型： 通孔
封装/外壳： 14-DIP（0.300"，7.62mm）
供应商设备封装： 14-PDIP
包装： 管件
MAX3291/MAX3292
RS-485/RS-422 Transceivers with Preemphasis
for High-Speed, Long-Distance Communication
_______________________________________________________________________________________
3
DC ELECTRICAL CHARACTERISTICS (continued)
(Typical Operating Circuit, VCC = +5V ±5%, RPSET = 0 (MAX3292), VCC = VCCD (MAX3292), TA = TMIN to TMAX, unless otherwise
noted. Typical values are at VCC = +5V and TA = +25°C.) (Note 1)
SWITCHING CHARACTERISTICS
(Typical Operating Circuit, VCC = +5V ±5%, RPSET = 0 (MAX3292), VCC = VCCD (MAX3292), TA = +25°C, unless otherwise noted.
Typical values are at VCC = +5V and TA = +25°C.)
-7V
≤ VCM ≤ +12V
RE = VCC, DE = GND, VY = VZ = 0 to VCC or
floating
RE = GND, DE = VCC
0
≤ VO ≤ VCC
-7V
≤ VCM ≤ +12V
0
≤ VRO ≤ VCC
CONDITIONS
mV
-200
200
VTH
Receiver Differential
Threshold Voltage
A
0.1
1
ISHDN
Supply Current in Shutdown
Mode
mA
2.0
3.0
ICC + ICCD
No-Load Supply Current
A
0.1
±1
IOZR
Three-State Output Current at
Receiver
k
48
RIN
Receiver Input Resistance
mA
±15
±95
IOSR
Receiver Output Short-Circuit
Current
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
VA = VB = 0
mV
35
VTH
Receiver Input Hysteresis
IO = -4mA, VA - VB = VTH
V
3.5
VOH
Receiver Output High Voltage
IO = 4mA, VA - VB = -VTH
V
0.4
VOL
Receiver Output Low Voltage
DE = GND,
VCC = GND or 5.25V
A
-150
IA, B
250
Input Current (A and B)
VIN = +12V
VIN = -7V
Driver Differential Output
Rise or Fall Time
Figures 3 and 5, RDIFF = 54,
CL1 = CL2 = 50pF
ns
44
65
tDPHL
Driver Propagation Delay
CONDITIONS
tHL
12
Figures 3 and 5, RDIFF = 54,
CL1 = CL2 = 50pF
ns
tLH
Differential Driver Output
Skew
tDPLH - tDPHL
Figures 3 and 10, RDIFF = 54,
CL1 = CL2 = 50pF
ns
30
tPTND
Preemphasis Voltage Level to
Normal Voltage Level Delay
tDSKEW
Figures 3 and 5, RDIFF = 54,
CL1 = CL2 = 50pF
38
ns
Mbps
10
fMAX
Maximum Data Rate
41
65
tDPLH
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
RECEIVER
SUPPLY CURRENT
Driver Preemphasis Interval
tPRE
80
100
120
Figures 3 and 10,
RDIFF = 54,
CL1 = CL2 = 50pF
ns
0.75
1
1.25
s
MAX3292,
RPSET = 523k
MAX3291/MAX3292,
RPSET = 0
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相关代理商/技术参数
参数描述
MAX3291EPD+ 功能描述:RS-422/RS-485 接口 IC For Long-Distance Communication 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
MAX3291ESD 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
MAX3291ESD+ 功能描述:RS-422/RS-485 接口 IC For Long-Distance Communication 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
MAX3291ESD+T 功能描述:RS-422/RS-485 接口 IC For Long-Distance Communication 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
MAX3291ESD-T 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
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