DC ELECTRICAL CHARACTERISTICS VDD = 5V ±5% unl" />
參數(shù)資料
型號(hào): LTC1687IS#TRPBF
廠商: Linear Technology
文件頁(yè)數(shù): 6/12頁(yè)
文件大?。?/td> 0K
描述: IC TXRX RS485 PREC DELAY 14-SOIC
標(biāo)準(zhǔn)包裝: 2,500
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: 4.75 V ~ 5.25 V
安裝類型: 表面貼裝
封裝/外殼: 14-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 14-SOIC
包裝: 帶卷 (TR)
3
LTC1686/LTC1687
DC ELECTRICAL CHARACTERISTICS VDD = 5V ±5% unless otherwise noted (Notes 2, 3).
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VOL
Receiver Output Low Voltage
IOUT = 4mA, VID = – 300mV
q
0.4
V
IOZR
Three-State (High Impedance) Output
0.4V
≤ VOUT ≤ 2.4V
q
–1
1
A
Current at Receiver
IOZD
Three-State (High Impedance) Output
VOUT = – 7V to 12V
q
– 200
200
A
Current at Driver
CLOAD
Receiver and Driver Output Load Capacitance (Note 4)
q
500
pF
IDD
Supply Current
No Load, Pins D, DE, RE = 0V or VDD
q
712
mA
IOSD1
Driver Short-Circuit Current, VOUT = HIGH
VOUT = – 7V or 10V (Note 5)
q
20
mA
IOSD2
Driver Short-Circuit Current, VOUT = LOW
VOUT = – 7V or 10V (Note 5)
q
20
mA
IOSR
Receiver Short-Circuit Current
VOUT = 0V or VDD (Note 5)
q
20
mA
RIN
Input Resistance
– 7V
≤ VCM ≤ 12V
q
22
k
CIN
Input Capacitance
A, B, D, DE, RE Inputs (Note 4)
3
pF
Open-Circuit Input Voltage
VDD = 5V (Note 4), Figure 5
q
3.2
3.3
3.4
V
Fail-Safe
Time to Detect Fail-Safe Condition
2
s
Time
CMRR
Receiver Input Common Mode
VCM = 2.5V, f = 26MHz
45
dB
Rejection Ratio
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
tPLH, tPHL
Driver Input-to-Output Propagation Delay
RDIFF = 54, Figures 3, 5
LTC1686C/LTC1687C q
15
18.5
22
ns
CL1 = CL2 = 100pF
LTC1686I/LTC1687I
q
13
18.5
25
ns
tSKEW
Driver Output A-to-Output B Skew
RDIFF = 54, CL1 = CL2 = 100pF,
500
ps
Figures 3, 5
tr, tf
Driver Rise/Fall Time
RDIFF = 54, CL1 = CL2 = 100pF,
3.5
ns
Figures 3, 5
tZH
Driver Enable to Output High
CL = 100pF, S2 Closed, Figures 4, 6
q
25
50
ns
tZL
Driver Enable to Output Low
CL = 100pF, S1 Closed, Figures 4, 6
q
25
50
ns
tLZ
Driver Disable from Low
CL = 15pF, S1 Closed, Figures 4, 6
q
25
50
ns
tHZ
Driver Disable from High
CL = 15pF, S2 Closed, Figures 4, 6
q
25
50
ns
tPLH, tPHL
Receiver Input-to-Output Propagation Delay CL = 15pF, Figures 3, 7
LTC1686C/LTC1687C q
15
18.5
22
ns
LTC1686I/LTC1687I
q
13
18.5
25
ns
tSQD
Receiver Skew
tPLH – tPHL
CL = 15pF, Figures 3, 7
500
ps
tZL
Receiver Enable to Output Low
CL = 15pF, S1 Closed, Figures 2, 8
q
25
50
ns
tZH
Receiver Enable to Output High
CL = 15pF, S2 Closed, Figures 2, 8
q
25
50
ns
tLZ
Receiver Disable from Low
CL = 15pF, S1 Closed, Figures 2, 8
q
25
50
ns
tHZ
Receiver Disable from High
CL = 15pF, S2 Closed, Figures 2, 8
q
25
50
ns
Maximum Receiver Input
(Note 4)
q
2000
ns
Rise/Fall Times
tPKG-PKG
Package-to-Package Skew
CL = 15pF, Same Temperature (Note 4)
1.5
ns
SWITCHING CHARACTERISTICS
U
VDD = 5V, unless otherwise noted (Notes 2, 3).
相關(guān)PDF資料
PDF描述
MS27473T10C5SA CONN PLUG 5POS STRAIGHT W/SCKT
VI-BN3-IV-F1 CONVERTER MOD DC/DC 24V 150W
VI-B0D-MY CONVERTER MOD DC/DC 85V 50W
MS27505E21A16P CONN RCPT 16POS BOX MNT W/PINS
AD7878KPZ-REEL IC ADC 12BIT W/DSP 28PLCC
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC1688CS 功能描述:IC DVR 100MBPS RS485 QUAD 16SOIC 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:27 系列:- 類型:收發(fā)器 驅(qū)動(dòng)器/接收器數(shù):3/3 規(guī)程:RS232,RS485 電源電壓:4.75 V ~ 5.25 V 安裝類型:表面貼裝 封裝/外殼:28-SOIC(0.295",7.50mm 寬) 供應(yīng)商設(shè)備封裝:28-SOIC 包裝:管件
LTC1688CS#PBF 功能描述:IC DVR 100MBPS RS485 QUAD 16SOIC 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
LTC1688CS#TR 功能描述:IC DVR 100MBPS QUAD RS485 16SOIC 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:27 系列:- 類型:收發(fā)器 驅(qū)動(dòng)器/接收器數(shù):3/3 規(guī)程:RS232,RS485 電源電壓:4.75 V ~ 5.25 V 安裝類型:表面貼裝 封裝/外殼:28-SOIC(0.295",7.50mm 寬) 供應(yīng)商設(shè)備封裝:28-SOIC 包裝:管件
LTC1688CS#TRPBF 功能描述:IC DVR 100MBPS RS485 QUAD 16SOIC 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:27 系列:- 類型:收發(fā)器 驅(qū)動(dòng)器/接收器數(shù):3/3 規(guī)程:RS232,RS485 電源電壓:4.75 V ~ 5.25 V 安裝類型:表面貼裝 封裝/外殼:28-SOIC(0.295",7.50mm 寬) 供應(yīng)商設(shè)備封裝:28-SOIC 包裝:管件
LTC1688CSPBF 制造商:Linear Technology 功能描述:RS-485 Quad Transmitter 100Mbps SOIC16