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參數(shù)資料
| 型號： | SN75179 |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | Quadruple Differential Line Receiver 16-TSSOP -40 to 85 |
| 中文描述： | 差分驅(qū)動器和接收器的 |
| 文件頁數(shù)： | 4/9頁 |
| 文件大小： | 140K |
| 代理商： | SN75179 |
SN75179B
DIFFERENTIAL DRIVER AND RECEIVER PAIR
SLLS003E – OCTOBER 1985 – REVISED JUNE 1998
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
DRIVER SECTION
electrical characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIK
VO
VOD1
Input clamp voltage
II = -18 mA
IO = 0
IO = 0
–1.5
V
Output voltage
0
6
V
Differential output voltage
1.5
6
V
VOD2
Differential output voltage
RL = 100
,
See Figure 1
1/2VOD1
or 2
V
RL = 54
,
See Note 4
See Figure 1
1.5
2.5
5
V
VOD3
Differential output voltage
1.5
5
V
VOD
Change in magnitude of common-mode
output voltage§
±
0.2
V
VOC
Common-mode output voltage
RL = 54
or 100
,
See Figure 1
3
–1
V
VOC
Change in magnitude of common-mode
output voltage§
±
0.2
V
IO
IIH
IIL
Output current
VCC = 0,
VI = 2.4 V
VI = 0.4 V
VO = –7 V
VO = VCC or 12 V
No load
VO = –7 V to 12 V
±
100
μ
A
μ
A
μ
A
High-level input current
20
Low-level input current
–200
IOS
Short circuit output current
Short-circuit output current
–250
mA
250
ICC
All typical values are at VCC = 5 V and TA = 25
°
C.
The minimum VOD2 with 100-
load is either 1/2 VOD2 or 2 V, whichever is greater.
§
|VOD| and
|VOC| are the changes in magnitude of VOD and VOC, respectively, that occur when the input changes from a high level to a low
level.
NOTE 4: See TIA/EIA-485-A, Figure 3.5, Test Termination Measurement 2.
Supply current (total package)
57
70
mA
switching characteristics, V
CC
= 5 V, T
A
= 25
°
C
PARAMETER
TEST CONDITIONS
MIN
TYP
15
20
MAX
UNIT
ns
ns
td(OD)
tt(OD)
Differential output delay time
Differential output transition time
RL= 54
RL = 54
,
See Figure 3
22
30
Symbol Equivalents
DATA-SHEET PARAMETER
TIA/EIA-422-B
TIA/EIA-485-A
VO
|VOD1|
|VOD2|
|VOD3|
|VOD|
VOC
|VOC|
IOS
IO
Voa, Vob
Vo
Vt (RL = 100
)
Voa, Vob
Vo
Vt (RL = 54
)
Vt (Test Termination Measurement 2)
||Vt|–|Vt| |
|Vos|
|Vos–Vos|
||Vt|–|Vt| |
|Vos|
|Vos–Vos|
|Isa|, |Isb|
|Ixa|, |Ixb|
Iia, Iib
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相關代理商/技術參數(shù) |
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|---|---|
| SN75179A | 制造商:TI 制造商全稱:Texas Instruments 功能描述:DIFFERENTIAL DRIVER AND RECEIVER PAIR |
| SN75179AP | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
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| SN75179BD | 功能描述:RS-485接口IC Diff Drv/Rec Pair RoHS:否 制造商:Texas Instruments 數(shù)據(jù)速率:250 Kbps 工作電源電壓:3.3 V 電源電流:750 uA 工作溫度范圍:- 40 C to + 125 C 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube |
| SN75179BD | 制造商:Texas Instruments 功能描述:ICS TRANSCEIVERS NUMBER OF RECEIVERS:1 |
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