参数资料
型号: LTC1685CS8#PBF
厂商: Linear Technology
文件页数: 8/12页
文件大小: 0K
描述: IC TXRX RS485 PREC DELAY 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
产品目录页面: 1354 (CN2011-ZH PDF)
5
LTC1685
TYPICAL PERFORMANCE CHARACTERISTICS
UW
DI (Pin 4): Driver Input. Controls the states of the A and
B outputs only if DE = High. If DE = Low, DI will have no
effect on A and B pins. Do not float.
GND (Pin 5): Ground.
A (Pin 6): Noninverting Receiver Input/Driver Output.
B (Pin 7): Inverting Receiver Input/Driver Output.
VDD (Pin 8): Positive Supply, 5V to ±5%. Bypass with
0.1
F ceramic capacitor.
PIN FUNCTIONS
UU
U
RO (Pin 1): Receiver Output. If A
≥ B by 300mV, then RO
will be high. If A
≤ B by 300mV, then RO will be low.
RE (Pin 2): Receiver Enable. RE = Low enables the
receiver. RE = High forces receiver output into high
impedance state. Do not float.
DE (Pin 3): Driver Enable. DE = High enables the driver.
DE = Low will force the driver output into a high impedance
state and the device will function as a line receiver if RE is
also low. Do not float.
Driver Propagation Delay
vs Temperature
Driver Propagation Delay
vs Driver Input Voltage
DRIVER INPUT VOLTAGE (V)
2.5
PROPAGATION
DELAY
(ns)
15
20
25
4.5
1685 G08
10
5
0
3.0
3.5
4.0
5.0
tLH
VDD = 5V
INPUT THRESHOLD = 1.5V
TA = 25°C
tHL
Driver Propagation Delay
vs Capacitive Load
LOAD CAPACITANCE (pF)
5
16.0
PROPAGATION
DELAY
(ns)
16.5
17.0
17.5
18.0
19.0
15
25
50
75
1685 G11
100
150
18.5
TA = 25°C
Receiver Maximum Data Rate
vs Input Overdrive
Receiver Propagation Delay
vs Temperature
TEMPERATURE (
°C)
–50
–25
0
PROPAGATION
DELAY
(ns)
10
25
0
50
75
1680 G09
5
20
15
25
100
125
RECEIVER INPUT DIFFERENTIAL (V)
0.3
40
50
70
0.6
1.0
1685 G10
30
20
0.4
0.5
0.7
1.5
2.5
10
0
60
DATA
RATE
(Mbps)
TA = 25°C
TEMPERATURE (
°C)
–20
–40
0
PROPAGATION
DELAY
(ns)
5
10
15
20
25
0
20
40
60
1685 G07
80
100
相关PDF资料
PDF描述
VE-JNK-MW-F4 CONVERTER MOD DC/DC 40V 100W
LT1781CS#PBF IC DVR/RCVR 5V RS232 DUAL 16SOIC
VE-JNK-MW-F3 CONVERTER MOD DC/DC 40V 100W
ADM2209EARUZ IC TXRX6/10 RS-232 12V 38TSSOP
VI-JTH-MY-S CONVERTER MOD DC/DC 52V 50W
相关代理商/技术参数
参数描述
LTC1685IS8 功能描述:IC TXRX RS485 PREC DELAY 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
LTC1685IS8#PBF 功能描述:IC TXRX RS485 PREC DELAY 8-SOIC RoHS:是 类别:集成电路 (IC) >> 接口 - 驱动器,接收器,收发器 系列:- 产品培训模块:RS-232 & USB Transceiver 标准包装:2,000 系列:- 类型:收发器 驱动器/接收器数:1/1 规程:RS232 电源电压:3 V ~ 5.5 V 安装类型:表面贴装 封装/外壳:16-SSOP(0.209",5.30mm 宽) 供应商设备封装:16-SSOP 包装:带卷 (TR) 其它名称:296-19849-2
LTC1685IS8#TR 功能描述:IC TXRX RS485 PREC DELAY 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
LTC1685IS8#TRPBF 功能描述:IC TXRX RS485 PREC DELAY 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
LTC1686CS8 功能描述:IC TXRX RS485 PREC DELAY 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