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參數(shù)資料
| 型號(hào)： | LTC485CJ8 |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | 通用總線功能 |
| 英文描述： | Low Power RS485 Interface Transceiver |
| 中文描述： | LINE TRANSCEIVER, CDIP8 |
| 封裝： | 0.300 INCH, HERMETIC, CERAMIC, DIP-8 |
| 文件頁數(shù)： | 2/12頁 |
| 文件大小： | 327K |
| 代理商： | LTC485CJ8 |
2
LTC485
A
(Note 1)
Supply Voltage ....................................................... 12V
Control Input Voltages................... –0.5V to V
CC
+ 0.5V
Driver Input Voltage....................... –0.5V to V
CC
+ 0.5V
Driver Output Voltage ...........................................
±
14V
Receiver Input Voltage..........................................
±
14V
Receiver Output Voltages .............. –0.5V to V
CC
+ 0.5V
Operating Temperature Range
LTC485I...................................... –40
°
C
≤
T
A
≤
85
°
C
LTC485C.......................................... 0
°
C
≤
T
A
≤
70
°
C
LTC485M.................................. –55
°
C
≤
T
A
≤
125
°
C
Lead Temperature (Soldering, 10 sec)................. 300
°
C
U
G
W
A
W
U
W
A
R
BSOLUTE
XI
TI
S
U
PACKAGE/ORDER IU
ORDER PART
NUMBER
LTC485CJ8
LTC485CN8
LTC485CS8
LTC485IN8
LTC485IS8
LTC485MJ8
S8 PART MARKING
485
485I
1
2
3
4
8
7
6
5
TOP VIEW
V
CC
B
A
GND
N8
8-LEAD PLASTIC DIP
S8 PACKAGE
8-LEAD PLASTIC SOIC
J8 PACKAGE
8-LEAD CERAMIC DIP
R
D
RO
RE
DE
DI
T
JMAX
= 155
°
C,
θ
JA
= 100
°
C/W (J)
T
JMAX
= 100
°
C,
θ
JA
= 130
°
C/W (N)
T
JMAX
= 100
°
C,
θ
JA
= 170
°
C/W (S)
SYMBOL
V
OD1
V
OD2
PARAMETER
Differential Driver Output Voltage (Unloaded)
Differential Driver Output Voltage (with Load)
CONDITIONS
I
O
= 0
R = 50
(RS422)
R = 27
(RS485), Figure 1
R = 27
or R = 50
, Figure 1
MIN
TYP
MAX
5
UNITS
G
V
V
V
V
G
G
2
1.5
5
V
OD
Change in Magnitude of Driver
DifferentialOutput Voltage for
Complementary States
Driver Common-Mode Output Voltage
Change in Magnitude of Driver
Common-Mode Output Voltage
for Complementary States
Input High Voltage
Input Low Voltage
Input Current
Input Current (A, B)
G
0.2
V
OC
V
OC
R = 27
or R = 50
, Figure 1
R = 27
or R = 50
, Figure 1
G
3
V
V
G
0.2
V
IH
V
IL
I
IN1
I
IN2
DE, DI, RE
DE, DI, RE
DE, DI, RE
DE = 0, V
CC
= 0V
or 5.25V
G
2
V
V
G
0.8
±
2
±
1
–0.8
0.2
G
μ
A
mA
mA
V
IN
= 12V
V
IN
= –7V
G
G
V
TH
Differential Input Threshold Voltage
for Receiver
Receiver Input Hysteresis
Receiver Output High Voltage
Receiver Outpu Low Voltage
Three-State (High Impedance) Output
Current at Receiver
Receiver Input Resistance
Supply Current
–7V
≤
V
CM
≤
12V
G
–0.2
V
V
TH
V
OH
V
OL
I
OZR
V
CM
= 0V
I
O
= –4mA, V
ID
= 200mV
I
O
= 4mA, V
ID
= –200mV
V
CC
= Max, 0.4V
≤
V
O
≤
2.4V
G
70
mV
G
3.5
V
V
G
0.4
±
1
G
μ
A
R
IN
I
CC
–7V
≤
V
CM
≤
12V
No Load, Pins 2,
3, 4 = 0V or 5V
G
12
k
μ
A
μ
A
mA
mA
mA
Outputs Enabled
Outputs Disabled
G
500
300
100
100
900
500
250
250
85
G
I
OSD1
I
OSD2
I
OSR
Driver Short-Circuit Current, V
OUT
= HIGH
Driver Short-Circuit Current, V
OUT
= LOW
Receiver Short-Circuit Current
V
O
= –7V
V
O
= 10V
0V
≤
V
O
≤
V
CC
G
35
35
7
G
G
V
CC
= 5V
±
5%, unless otherwise noted. (Notes 2 and 3)
ELECTRICAL C
HARA TERISTICS
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LTC485CN8 | Low Power RS485 Interface Transceiver |
| LTC485CS8 | Low Power RS485 Interface Transceiver |
| LTC485I | Low Power RS485 Interface Transceiver |
| LTC485IS8 | Low Power RS485 Interface Transceiver |
| LTC485M | Low Power RS485 Interface Transceiver |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LTC485CN8 | 功能描述:IC TXRX INTRFC RS485 LOPWR 8-DIP RoHS:否 類別:集成電路 (IC) >> 接口 - 驅(qū)動(dòng)器，接收器，收發(fā)器 系列:- 標(biāo)準(zhǔn)包裝:121 系列:- 類型:收發(fā)器 驅(qū)動(dòng)器/接收器數(shù):1/1 規(guī)程:RS422，RS485 電源電壓:3 V ~ 3.6 V 安裝類型:表面貼裝 封裝/外殼:10-WFDFN 裸露焊盤 供應(yīng)商設(shè)備封裝:10-DFN（3x3） 包裝:管件 |
| LTC485CN8#PBF | 功能描述:IC TXRX INTRFC RS485 LOPWR 8-DIP RoHS:是 類別:集成電路 (IC) >> 接口 - 驅(qū)動(dòng)器，接收器，收發(fā)器 系列:- 標(biāo)準(zhǔn)包裝:98 系列:* |
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| LTC485CS8 | 功能描述:IC TXRX INTRFC RS485 LOPWR 8SOIC RoHS:否 類別:集成電路 (IC) >> 接口 - 驅(qū)動(dòng)器，接收器，收發(fā)器 系列:- 標(biāo)準(zhǔn)包裝:121 系列:- 類型:收發(fā)器 驅(qū)動(dòng)器/接收器數(shù):1/1 規(guī)程:RS422，RS485 電源電壓:3 V ~ 3.6 V 安裝類型:表面貼裝 封裝/外殼:10-WFDFN 裸露焊盤 供應(yīng)商設(shè)備封裝:10-DFN（3x3） 包裝:管件 |
| LTC485CS8#PBF | 功能描述:IC TXRX INTRFC RS485 LOPWR 8SOIC RoHS:是 類別:集成電路 (IC) >> 接口 - 驅(qū)動(dòng)器，接收器，收發(fā)器 系列:- 產(chǎn)品培訓(xùn)模塊:RS-232 & USB Transceiver 標(biāo)準(zhǔn)包裝:2,000 系列:- 類型:收發(fā)器 驅(qū)動(dòng)器/接收器數(shù):1/1 規(guī)程:RS232 電源電壓:3 V ~ 5.5 V 安裝類型:表面貼裝 封裝/外殼:16-SSOP（0.209"，5.30mm 寬） 供應(yīng)商設(shè)備封裝:16-SSOP 包裝:帶卷 (TR) 其它名稱:296-19849-2 |
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