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參數資料
| 型號： | SP3078EMN-L/TR |
| 廠商： | Exar Corporation |
| 文件頁數： | 15/20頁 |
| 文件大小： | 0K |
| 描述： | IC TXRX RS485/RS422 ESD 8NSOIC |
| 標準包裝： | 2,500 |
| 類型： | 收發(fā)器 |
| 驅動器/接收器數： | 1/1 |
| 規(guī)程： | RS422/RS485 |
| 電源電壓： | 3.3V |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 8-SOIC（0.154"，3.90mm 寬） |
| 供應商設備封裝： | 8-SOICN |
| 包裝： | 帶卷 (TR) |
Exar Corporation 48720 Kato Road, Fremont CA, 94538 50-668-707 www.exar.com
SP3070E-SP3078E_02_2020
4
ElECTRICal CHaRaCTERISTICS
Unless otherwise noted V
CC = +3.3 ±0.3V, ambient temperature TMIN < TA < TMAX. Typical values are at VCC = 3.3,
ambient temperature T
A = +25C. The denotes the specifications which apply over the full operating range un-
less otherwise noted.
PARAMETERS
SYM
MIN
TYP
MAX
UNITS
CONDITIONS
Input Current (A and B)
Half Duplex
I
A,B
125
A
DE = GND
V
CC = GND or 3.6
V
IN = +12V
-100
V
IN = -7V
Thermal-Shutdown Threshold
T
TS
165
C
Thermal Shutdown Hysteresis
T
TSH
15
C
RECEIVER
Receiver Differential Threshold
(Sensitivity)
V
TH
-200
-125
-50
mV
-7V V
CM
12V
Receiver Input Hysteresis
V
TH
15
mV
Va + Vb = 0V
RO Output High Voltage
V
OH
Vcc -
0.6
V
I
O = -1mA
RO Output Low Voltage
V
OL
0.4
V
I
O = 1mA
Tri-State Output Current at
Receiver
I
OZR
+/-1
A
0 V
O
V
CC
Receiver Input Resistance
R
IN
96
k
-7V V
CM
12V
Receiver Output Short-Circuit
Current
I
OZR
±60
mA
0V V
RO
V
CC
SUPPLY CURRENT
Supply Current
I
CC
0.8
1.5
mA
No Load, RE = 0, DE = V
CC
0.8
1.5
No Load, RE = V
CC , DE = VCC
0.8
1.5
No Load, RE = 0, DE = 0
Supply Current in Shutdown
mode
I
SHDN
0.05
3
A
RE = V
CC , DE = GND
ESD PROTECTION
ESD Protection for Y, Z, A, and B
±15
kV
Human Body Model
±15
Air Gap (IEC 1000-4-2)
±8
Contact (IEC 1000-4-2)
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