参数资料
型号: DC1786A
厂商: Linear Technology
文件页数: 12/36页
文件大小: 0K
描述: BOARD DEMO LTC2871
设计资源: DC1786A Design Files
DC1786A Schematic
标准包装: 1
主要目的: 接口,收发器,RS-232/RS-485
嵌入式:
已用 IC / 零件: LTC2871
主要属性: 3 个驱动器,3 个接收器
次要属性: 3 V ~ 5.5 V 电源
已供物品:
相关产品: LTC2871CUHF#PBF-ND - IC TXRX RS485/RS422 38-QFN
LTC2871IUHF#PBF-ND - IC TXRX RS485/RS422 38-QFN
LTC2871CFE#PBF-ND - IC TXRX RS485/RS422 38-TSSOP
LTC2871IFE#PBF-ND - IC TXRX RS485/RS422 38-TSSOP
LTC2871CUHF#TRPBF-ND - IC TXRX RS485/RS422 38-QFN
LTC2871IFE#TRPBF-ND - IC TXRX RS485/RS422 38-TSSOP
LTC2871IUHF#TRPBF-ND - IC TXRX RS485/RS422 38-QFN
LTC2871CFE#TRPBF-ND - IC TXRX RS485/RS422 38-TSSOP
LTC2870/LTC2871
2
28701f
LTC2870
9
10
TOP VIEW
29
VEE
UFD PACKAGE
28-LEAD (4mm
5mm) PLASTIC QFN
11 12 13
28 27 26 25 24
14
23
6
5
4
3
2
1
VEE
RA
RB
485/232
RXEN
DXEN
DY
DZ
A
B
VCC
Y
GND
Z
VCC
VDD
TE485
H/
F
LB
V
L
V
CC
GND
FEN
GND
CAP
V
EE
GND
SW
7
17
18
19
20
21
22
16
8
15
TJMAX = 125°C, θJA = 43°C/W
EXPOSED PAD (PIN 29) IS VEE,
MUST BE SOLDERED TO PCB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
TOP VIEW
FE PACKAGE
28-LEAD PLASTIC TSSOP
28
27
26
25
24
23
22
21
20
19
18
17
16
15
LB
H/F
TE485
VEE
RA
RB
485/232
RXEN
DXEN
DY
DZ
FEN
GND
CAP
VL
VCC
GND
A
B
VCC
Y
GND
Z
VCC
VDD
SW
GND
VEE
29
VEE
TJMAX = 125°C, θJA = 25°C/W
EXPOSED PAD (PIN 29) IS VEE,
MUST BE SOLDERED TO PCB
ABSOLUTE MAXIMUM RATINGS
Input Supplies
VCC, VL..................................................... –0.3V to 7V
Generated Supplies
VDD ................................................ VCC – 0.3V to 7.5V
VEE.........................................................0.3V to –7.5V
VDD – VEE..............................................................15V
SW........................................... –0.3V to (VDD + 0.3V)
CAP............................................. 0.3V to (VEE – 0.3V)
A, B, Y, Z, RIN1, RIN2, DOUT1, DOUT2 ........–15V to 15V
DI, DZ, DY, RXEN, DXEN, LB, H/F, TE485, RX485,
DX485, RX232, DX232, DIN1, DIN2,
485/232, CH2........................................... –0.3V to 7V
(Notes 1 and 2)
PIN CONFIGURATION
FEN, RA, RB, RO, ROUT1, ROUT2...–0.3V to (VL + 0.3V)
Differential Enabled Terminator Voltage
(A-B or Y-Z) ..........................................................±6V
Operating Temperature
LTC2870C/LTC2871C ............................... 0°C to 70°C
LTC2870I/LTC2871I ............................. –40°C to 85°C
Storage Temperature Range .................. –65°C to 125°C
Lead Temperature (Soldering, 10 sec)
FE package........................................................ 300°C
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