100/120
參數(shù)資料
型號: MAX13451EAUD+
廠商: Maxim Integrated Products
文件頁數(shù): 11/17頁
文件大?。?/td> 0K
描述: TXRX RS-485 14TSSOP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 96
類型: 收發(fā)器
驅(qū)動器/接收器數(shù): 1/1
規(guī)程: RS485
電源電壓: 4.5 V ~ 5.5 V
安裝類型: 表面貼裝
封裝/外殼: 14-TSSOP (0.173",4.40mm 寬)裸露焊盤
供應(yīng)商設(shè)備封裝: 14-TSSOP-EP
包裝: 管件
RS-485 Transceivers with Integrated
100/120 Termination Resistors
MAX13450E/MAX13451E
_______________________________________________________________________________________ 3
ELECTRICAL CHARACTERISTICS (continued)
(VCC = +4.5V to +5.5V, VL = +1.62V to VCC, TA = TMIN to TMAX, unless otherwise noted. Typical values are at VCC = +5V,
VL = +1.8V, and TA = +25NC.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Driver Short-Circuit Foldback
Output Current
IOSDF
(VCC - 1V) P VOUT P +12V
+15
mA
-7V P VOUT P 0V
-15
RECEIVER
Input Current (A and B)
IA, B
DE = RE = GND;
TERM = VL; VCC = GND
or 5.5V
VA or VB = +12V
125
F
A
VA or VB = -7V
-100
Receiver Differential Threshold
Voltage
VTH
-7V P VCM P +12V,
DE = RE = GND;
TERM = VL; VCC = GND
VA or VB = +12V
-200
-50
mV
Receiver Input Hysteresis
D
VTH
VA + VB = 0V
15
mV
LOGIC INTERFACE
Input High Voltage
VIH
DI, DE, RE, TERM, SRL, TERM100, INV
2/3 x VL
V
Input Low Voltage
VIL
DI, DE, RE, TERM, SRL, TERM100, INV
1/3 x VL
V
Input Current
IIN
DI, DE, RE, TERM, TERM100, SRL, INV
-1
+1
F
A
Receiver Output High Voltage
VROH
IOUT = -1mA
VL - 0.6
V
Receiver Output Low Voltage
VROL
IOUT = +1mA
0.4
V
Three-State Output Current at
Receiver
IOZR
0V P VRO P VL
-1
+0.01
+1
F
A
Receiver Output Short-Circuit
Current
IOSR
0V P VRO P VL
Q
1
Q
80
mA
Fault Output High Voltage
(MAX13451E)
VFAULTH
Fault condition, IOUT = -1mA
VL - 0.6
V
Fault Output Low Voltage
(MAX13451E)
VFAULTL
Nonfault condition; IOUT = +1mA
0.4
V
TERMINATION RESISTOR
100I Termination Resistor
R100
TERM = low, TERM100 = high
85
100
115
I
120I Termination Resistor
R120
TERM = low, TERM100 = low
101
120
139
I
Single-Ended Input Capacitance
vs. GND
CIN
f = 1MHz (MAX13451E only)
40
pF
ESD PROTECTION
ESD Protection (A, B, Y, Z)
Human Body Model
Q
30
kV
IEC 61000-4-2 Air Gap Discharge
Q
15
IEC 61000-4-2 Contact Discharge
Q
7
ESD Protection (All Other Pins)
Human Body Model
Q
2
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