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參數(shù)資料
| 型號： | SN65HVD57D |
| 廠商： | Texas Instruments, Inc. |
| 元件分類： | RS-485 |
| 英文描述： | HIGH OUTPUT FULL-DUPLEX RS-485 DRIVERS AND RECEIVERS |
| 中文描述： | 高輸出全雙工RS - 485驅(qū)動器和接收 |
| 文件頁數(shù)： | 4/23頁 |
| 文件大?。?/td> | 1547K |
| 代理商： | SN65HVD57D |
www.ti.com
DRIVER ELECTRICAL CHARACTERISTICS
over recommended operating conditions unless otherwise noted
SN65HVD50-SN65HVD55
SN65HVD56-SN65HVD59
SLLS666–SEPTEMBER 2005
PARAMETER
Input clamp voltage
TEST CONDITIONS
I
I
= –18 mA
I
O
= 0
R
L
= 54
, See
Figure 1
(RS-485)
R
L
= 100
, See
Figure 1
(RS-422)
V
test
= –7 V to 12 V, See
Figure 2
R
= 54
, See
Figure 1
and
Figure 2
R
= 54
, C
L
= 50 pF, See
Figure 5
See
Figure 3
for definition
MIN TYP
(1)
–1.5
4
1.7
2.4
1.6
MAX
UNIT
V
I(K)
V
CC
2.6
3.2
|V
OD(SS)
|
Steady-state differential output voltage
Change in magnitude of steady-state
differential output voltage between states
|V
OD(SS)
|
–0.2
0.2
Differential Output Voltage overshoot
and undershoot
V
OD(RING)
0.05 |V
OD(SS)
|
V
HVD50, HVD53,
HVD56, HVD58
HVD51, HVD54,
HVD57, HVD59
HVD52, HVD55
0.5
Peak-to-peak
common-mode
output voltage
V
OC(PP)
See
Figure 4
0.4
0.4
Steady-state common-mode
output voltage
Change in steady-state common-mode
output voltage
V
OC(SS)
2.2
3.3
See
Figure 4
V
OC(SS)
–0.1
0.1
V
= 0 V, V
or V
Y
= 12 V,
Other input at 0 V
V
= 0 V, V
or V
Y
= –7 V,
Other input at 0 V
V
= 5 V or 0 V,
DE = 0 V
V
Z
or V
Y
= 12 V
V
= 5 V or 0 V,
DE = 0 V
V
Z
or V
Y
= –7 V
V
Z
or V
Y
= –7 V
V
Z
or V
Y
= 12 V
90
–10
High-impedance state
output current
I
Z(Z)
or I
Y(Z)
μ
A
90
HVD53, HVD54,
HVD55, HVD58,
HVD59
Other input
at 0 V
–10
–250
–250
250
250
100
Other input
at 0 V
I
Z(S)
or I
Y(S)
Short Circuit output Current
mA
I
I
Input current
D, DE
0
μA
V
= 0.4 sin (4E6
π
t) + 0.5 V,
DE at 0 V
C
(OD)
Differential output capacitance
16
pF
(1)
All typical values are at 25
°
C and with a 5-V supply.
4
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