參數(shù)資料
型號： MAX491EEPD
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 通用總線功能
英文描述： 【15kV ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers
中文描述： LINE TRANSCEIVER, PDIP14
封裝： 0.300 INCH, PLASTIC, MS-001AC, DIP-14
文件頁數(shù)： 4/16頁
文件大?。?/td> 133K
代理商： MAX491EEPD
M
±15kV ES D-Protec ted, S lew-Rate-Limited,
Low-Power, RS -485/RS -422 Transc eivers
4
_______________________________________________________________________________________
SWITCHING CHARACTERISTICS—MAX483E, MAX487E/MAX488E/MAX489E
(V
CC
= 5V ±5%, T
A
= T
MIN
to T
MAX
, unless otherwise noted.) (Notes 1, 2)
SWITCHING CHARACTERISTICS—MAX481E/MAX485E, MAX490E/MAX491E, MAX1487E
(continued)
(V
CC
= 5V ±5%, T
A
= T
MIN
to T
MAX
, unless otherwise noted.) (Notes 1, 2)
225
1000
Figures 11 and 13, C
L
= 100pF, S2 closed
Figures 11 and 13, C
L
= 100pF, S1 closed
Figures 9 and 15, C
L
= 15pF, S2 closed,
A - B = 2V
CONDITIONS
ns
45
100
t
ZH(SHDN)
Driver Enable from Shutdown to
Output High (MAX481E)
ns
Figures 9 and 15, C
L
= 15pF, S1 closed,
B - A = 2V
t
ZL(SHDN)
Receiver Enable from Shutdown
to Output Low (MAX481E)
ns
45
100
t
ZL(SHDN)
Driver Enable from Shutdown to
Output Low (MAX481E)
ns
225
1000
t
ZH(SHDN)
Receiver Enable from Shutdown
to Output High (MAX481E)
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
t
PLH
t
PHL
t
SKEW
Figures 10 and 12, R
DIFF
= 54
,
C
L1
= C
L2
= 100pF
Figures 10 and 12, R
DIFF
= 54
,
C
L1
= C
L2
= 100pF
Driver Input to Output
Driver Output Skew to Output
ns
20
800
ns
ns
2000
MAX483E/MAX487E, Figures 11 and 13,
C
L
= 100pF, S2 closed
MAX483E/MAX487E, Figures 11 and 13,
C
L
= 100pF, S1 closed
t
ZH(SHDN)
Driver Enable from Shutdown to
Output High
Driver Enable from Shutdown to
Output Low
250
2000
ns
2500
MAX483E/MAX487E, Figures 9 and 15,
C
L
= 15pF, S1 closed
t
ZL(SHDN)
Receiver Enable from Shutdown
to Output Low
ns
2500
MAX483E/MAX487E, Figures 9 and 15,
C
L
= 15pF, S2 closed
t
ZH(SHDN)
Receiver Enable from Shutdown
to Output High
ns
2000
t
ZL(SHDN)
ns
50
200
600
MAX483E/MAX487E (Note 5)
t
SHDN
Time to Shutdown
t
PHL
t
PLH
, t
PHL
< 50% of data period
Figures 9 and 15, C
RL
= 15pF, S2 closed
Figures 9 and 15, C
RL
= 15pF, S1 closed
Figures 9 and 15, C
RL
= 15pF, S2 closed
Figures 9 and 15, C
RL
= 15pF, S1 closed
Figures 11 and 13, C
L
= 15pF, S2 closed
Figures 10 and 14, R
DIFF
= 54
,
C
L1
= C
L2
= 100pF
Figures 11 and 13, C
L
= 15pF, S1 closed
Figures 11 and 13, C
L
= 100pF, S1 closed
Figures 11 and 13, C
L
= 100pF, S2 closed
CONDITIONS
kbps
250
f
MAX
250
800
2000
Maximum Data Rate
ns
25
50
t
HZ
Receiver Disable Time from High
ns
250
800
2000
25
50
t
LZ
Receiver Disable Time from Low
ns
25
50
t
ZH
Receiver Enable to Output High
ns
25
50
t
ZL
Receiver Enable to Output Low
ns
ns
100
300
250
3000
2000
t
HZ
t
PLH
t
SKD
Driver Disable Time from High
I
t
PLH
- t
PHL
I
Differential
Receiver Skew
Figures 10 and 14, R
DIFF
= 54
,
C
L1
= C
L2
= 100pF
ns
300
3000
t
LZ
Driver Disable Time from Low
ns
250
2000
t
ZL
Driver Enable to Output Low
ns
Figures 10 and 12, R
DIFF
= 54
,
C
L1
= C
L2
= 100pF
ns
250
2000
t
R
, t
F
Driver Rise or Fall Time
ns
Receiver Input to Output
250
2000
t
ZH
Driver Enable to Output High
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
相關(guān)PDF資料
PDF描述
MAX491EESD 【15kV ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers
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MAX488CSA Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers
MAX488ECPA 【15kV ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX491EEPD+ 功能描述:RS-422/RS-485 接口 IC RS-485/RS-422 Transceiver RoHS:否 制造商:Maxim Integrated 數(shù)據(jù)速率:1136 Kbps 工作電源電壓:3 V to 5.5 V 電源電流:5.9 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-28 封裝:Tube
MAX491EESD 功能描述:RS-422/RS-485 接口 IC RS-485/RS-422 Transceiver RoHS:否 制造商:Maxim Integrated 數(shù)據(jù)速率:1136 Kbps 工作電源電壓:3 V to 5.5 V 電源電流:5.9 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-28 封裝:Tube
MAX491EESD+ 功能描述:RS-422/RS-485 接口 IC RS-485/RS-422 Transceiver RoHS:否 制造商:Maxim Integrated 數(shù)據(jù)速率:1136 Kbps 工作電源電壓:3 V to 5.5 V 電源電流:5.9 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-28 封裝:Tube
MAX491EESD+T 功能描述:RS-422/RS-485 接口 IC RS-485/RS-422 Transceiver RoHS:否 制造商:Maxim Integrated 數(shù)據(jù)速率:1136 Kbps 工作電源電壓:3 V to 5.5 V 電源電流:5.9 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-28 封裝:Tube
MAX491EESD-T 功能描述:RS-422/RS-485 接口 IC RS-485/RS-422 Transceiver RoHS:否 制造商:Maxim Integrated 數(shù)據(jù)速率:1136 Kbps 工作電源電壓:3 V to 5.5 V 電源電流:5.9 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-28 封裝:Tube
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