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参数资料
| 型号： | LTC1485IS8 |
| 厂商： | Linear Technology |
| 文件页数： | 5/12页 |
| 文件大小： | 0K |
| 描述： | IC TXRX DIFFERNTIAL BUS 8-SOIC |
| 标准包装： | 100 |
| 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： | 表面贴装 |
| 封装/外壳： | 8-SOIC（0.154"，3.90mm 宽） |
| 供应商设备封装： | 8-SOIC |
| 包装： | 管件 |
2
LTC1485
A
U
G
W
A
W
U
W
A
R
BSOLUTEXI
TI
S
WU
U
PACKAGE/ORDER I FOR ATIO
(Note 1)
Supply Voltage (VCC) .............................................. 12V
Control Input Voltages ................... – 0.5V to VCC + 0.5V
Control Input Currents ........................ – 50mA to 50mA
Driver Input Voltages ..................... – 0.5V to VCC + 0.5V
Driver Input Currents .......................... – 25mA to 25mA
Driver Output Voltages .........................................
±14V
Receiver Input Voltages ........................................
±14V
Receiver Output Voltages .............. – 0.5V to VCC + 0.5V
Operating Temperature Range
LTC1485C .............................................. 0
°C to 70°C
LTC1485I .......................................... – 40
°C to 85°C
Storage Temperature Range ................ – 65
°C to 150°C
Lead Temperature (Soldering, 10 sec.)................ 300
°C
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VOD1
Differential Driver Output Voltage (Unloaded)
IO = 0
q
5V
VOD2
Differential Driver Output Voltage (With Load)
R = 50
, (RS422)
q
2V
R = 27
, (RS485) (Figure 1)
q
1.5
5
V
VOD
Change in Magnitude of Driver Differential
R = 27
or R = 50 (Figure 1)
q
0.2
V
Output Voltage for Complementary Output States
VOC
Driver Common-Mode Output Voltage
R = 27
or R = 50 (Figure 1)
q
3V
|VOC|
Change in Magnitude of Driver Common-Mode
R = 27
or R = 50 (Figure 1)
q
0.2
V
Output Voltage for Complementary Output States
VINH
Input High Voltage
DI, DE, RE
q
2.0
V
VINL
Input Low Voltage
DI, DE, RE
q
0.8
V
IIN1
Input Current
DI, DE, RE
q
±2
A
IIN2
Input Current (A, B)
VCC = 0V or 5.25V, VIN = 12V
q
1.0
mA
VCC = 0V or 5.25V, VIN = – 7V
q
– 0.8
mA
VTH
Differential Input Threshold Voltage for Receiver
– 7V
≤ VCM ≤ 12V
q
– 0.2
0.2
V
VTH
Receiver Input Hysteresis
VCM = 0V
q
60
mV
VOH
Receiver Output High Voltage
IO = – 4mA, VID = 0.2V
q
3.5
V
VOL
Receiver Output Low Voltage
IO = 4mA, VID = – 0.2V
q
0.4
V
IOZR
Three-State Output Current at Receiver
VCC = Max 0.4V ≤ VO ≤ 2.4V
q
±1
A
ICC
Supply Current
No Load; DI = GND or VCC
Outputs Enabled
q
1.8
2.3
mA
Outputs Disabled
q
1.7
2.3
mA
RIN
Receiver Input Resistance
– 7V
≤ VCM ≤ 12V
q
12
k
IOSD1
Driver Short-Circuit Current, VOUT = High
VO = – 7V
q
250
mA
IOSD2
Driver Short-Circuit Current, VOUT = Low
VO = 10 V
q
250
mA
IOSR
Receiver Short-Circuit Current
0V
≤ VO ≤ VCC
q
785
mA
VCC = 5V (Notes 2, 3), unless otherwise noted.
ELECTRICAL C
C
HARA TERISTICS
C
D
1
2
3
45
6
7
8
TOP VIEW
RO
B
VCC
N8 PACKAGE
8-LEAD PLASTIC DIP
D
R
A
GND
DE
DI
S8 PACKAGE
8-LEAD PLASTIC SOIC
RE
TJMAX = 125°C, θJA = 100°C/ W (N)
TJMAX = 150°C, θJA = 150°C/ W (S)
Consult factory for Military grade parts.
ORDER PART
NUMBER
S8 PART MARKING
LTC1485CN8
LTC1485IN8
LTC1485CS8
LTC1485IS8
1485
1485I
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相关代理商/技术参数 |
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| LTC1485IS8#PBF | 功能描述:IC TXRX DIFFERNTIAL BUS 8-SOIC RoHS:是 类别:集成电路 (IC) >> 接口 - 驱动器，接收器，收发器 系列:- 标准包装:27 系列:- 类型:收发器 驱动器/接收器数:3/3 规程:RS232，RS485 电源电压:4.75 V ~ 5.25 V 安装类型:表面贴装 封装/外壳:28-SOIC（0.295"，7.50mm 宽） 供应商设备封装:28-SOIC 包装:管件 |
| LTC1485IS8#TR | 功能描述:IC TXRX BUS/LINE RS485 LP 8SOIC RoHS:否 类别:集成电路 (IC) >> 接口 - 驱动器，接收器，收发器 系列:- 标准包装:27 系列:- 类型:收发器 驱动器/接收器数:3/3 规程:RS232，RS485 电源电压:4.75 V ~ 5.25 V 安装类型:表面贴装 封装/外壳:28-SOIC（0.295"，7.50mm 宽） 供应商设备封装:28-SOIC 包装:管件 |
| LTC1485IS8#TRPBF | 功能描述:IC TXRX DIFFERNTIAL BUS 8-SOIC RoHS:否 类别:集成电路 (IC) >> 接口 - 驱动器，接收器，收发器 系列:- 标准包装:27 系列:- 类型:收发器 驱动器/接收器数:3/3 规程:RS232，RS485 电源电压:4.75 V ~ 5.25 V 安装类型:表面贴装 封装/外壳:28-SOIC（0.295"，7.50mm 宽） 供应商设备封装:28-SOIC 包装:管件 |
| LTC1485IS8PBF | 制造商:Linear Technology 功能描述:Differential Bus Transceiver 10kV SOIC8 |
| LTC1487CN8 | 功能描述:IC TXRX RS485 LOW EMI LOPWR 8DIP RoHS:否 类别:集成电路 (IC) >> 接口 - 驱动器，接收器，收发器 系列:- 标准包装:121 系列:- 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:10-WFDFN 裸露焊盘 供应商设备封装:10-DFN（3x3） 包装:管件 |
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