参数资料
型号: LTC1327CNW#PBF
厂商: Linear Technology
文件页数: 5/8页
文件大小: 0K
描述: IC TXRX EIA/TIA-562 3.3V 28-DIP
标准包装: 14
类型: 收发器
驱动器/接收器数: 3/5
规程: RS562
电源电压: 3.3V
安装类型: 通孔
封装/外壳: 28-DIP(0.600",15.24mm)
供应商设备封装: 28-PDIP
包装: 管件
LTC1327
5
PI FU CTIO S
U
UU
DOWN mode or VCC = 0V. The driver outputs are protected
against ESD to
±10kV for human body model discharges.
RX IN: Receiver Inputs. These pins can be forced to
±25V
without damage. The receiver inputs are protected against
ESD to
±10kV for human body model discharges. Each
receiver provides 0.4V of hysteresis for noise immunity.
RX OUT: Receiver Outputs With TTL/CMOS Voltage Lev-
els. Outputs are in a high impedance state when in SHUT-
DOWN mode to allow data line sharing.
C1 +, C1 , C2 +, C2 : Commutating Capacitor Inputs.
These pins require two external capacitors C = 0.1
F. One
from C1+ to C1, and another from C2 + to C2 . To
maintain charge pump efficiency, the capacitor’s effective
series resistance should be less than 20
.
DR IN: EIA/TIA-562 Driver Input Pins. Inputs are TTL/
CMOS compatible. Inputs should not be allowed to float.
Tie unused inputs to VCC.
DR OUT: Driver Outputs at EIA/TIA-562 Voltage Levels.
Outputs are in a high impedance state when in SHUT-
ESD Test Circuit
Driver Timing Test Load
Receiver Timing Test Load
RX
RX IN
51pF
RX
OUTPUT
1327 TC03
TEST CIRCUITS
DR1 OUT
RX1 IN
DR2 OUT
RX2 IN
RX3 IN
RX4 IN
DR3 OUT
RX5 IN
ON/OFF
NC
LT1327 TC01
VCC
C1
0.1
F
EIA/TIA 562
LINE PINS
PROTECTED
TO ±10kV
LTC1327
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
DR1 IN
RX1 OUT
DR2 IN
RX2 OUT
RX3 OUT
RX4 OUT
DR3 IN
RX5 OUT
V
V+
GND
C2
0.1
F
C3
0.1
F
C4
0.1
F
DR
DRIVER
INPUT
3k
51pF
DRIVER
OUTPUT
1327 TC02
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