參數(shù)資料
型號(hào): LTC1484C
廠商: Linear Technology Corporation
英文描述: Low-Power LinCMOS(TM) Quad Comparator 20-LCCC -55 to 125
中文描述: 485低功耗收發(fā)器與接收器故障保險(xiǎn)
文件頁(yè)數(shù): 10/16頁(yè)
文件大小: 274K
代理商: LTC1484C
10
LTC1484
SWITCHIU
W
W
Figure 6. Driver Propagation Delays
Figure 9. Receiver Enable and Shutdown Timing
Figure 8. Receiver Propagation Delays
1.5V
2.3V
2.3V
t
ZH(SHDN)
,
t
ZH
NOTE: A, B ARE THREE-STATED WHEN DE = 0, 1k
PULL-UP OR 1k
PULL-DOWN
t
ZL(SHDN)
,
t
ZL
1.5V
0.5V
0.5V
t
HZ
t
LZ
OUTPUT NORMALLY LOW
OUTPUT NORMALLY HIGH
3V
0V
DE
5V
V
OL
V
OH
0V
A, B
A, B
1484 F07
f = 1MHz, t
r
10ns, t
f
10ns
Figure 7. Driver Enable and Disable Timing
1.5V
1.5V
1.5V
t
ZH(SHDN),
t
ZH
NOTE: DE = 0, RO IS THREE-STATED IN SHUTDOWN, 1k
PULL-UP FOR NORMALLY LOW OUTPUT,
1k
PULL-DOWN FOR NORMALLY HIGH OUTPUT
t
ZL(SHDN),
t
ZL
1.5V
0.5V
0.5V
t
HZ
t
LZ
OUTPUT NORMALLY LOW
OUTPUT NORMALLY HIGH
RE
5V
0V
5V
0V
RO
RO
1484 F09
f = 1MHz, t
r
10ns, t
f
10ns
0V
t
PHL
A – B
V
OL
RO
1.5V
NOTE: t
SKD
= |t
PHL
– t
PLH
|, RE = 0
1.5V
0V
t
PLH
INPUT
OUTPUT
5V
–V
OD2
V
OD2
1484 F08
f = 1MHz, t
r
10ns, t
f
10ns
DI
3V
1.5V
t
PLH
t
r
t
SKEW
NOTE: DE = 1
1/2 V
O
V
O
f = 1MHz, t
r
10ns, t
f
10ns
90%
50%
50%
10%
0V
B
A
V
O
–V
O
90%
10%
1.5V
t
PHL
t
SKEW
t
f
V
O
= V(A) – V(B)
1484 F06
相關(guān)PDF資料
PDF描述
LTC1484CS8 Dual, Micropower, LinCMOS(TM) Voltage Comparator 8-SOIC 0 to 70
LTC1484I Low Power RS485 Transceiver with Receiver Fail-Safe
LTC1484IS8 Low Power RS485 Transceiver with Receiver Fail-Safe
LTC1484CMS8 Low-Power LinCMOS(TM) Quad Comparator 14-CDIP -55 to 125
LTC1484CN8 Low-Power LinCMOS(TM) Quad Comparator 14-CDIP -55 to 125
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC1484CMS8 功能描述:IC TXRX RS485 LOWPWR 8-MSOP 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
LTC1484CMS8#PBF 功能描述:IC TXRX RS485 LOWPWR 8-MSOP 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
LTC1484CMS8#TR 功能描述:IC TXRX RS485 LP FAILSAFE 8MSOP 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
LTC1484CMS8#TRPBF 功能描述:IC TXRX RS485 LOWPWR 8-MSOP 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: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
LTC1484CN8 功能描述:IC TXRX RS485 LOWPWR 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