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参数资料
| 型号： | ISL81387IBZ-T |
| 厂商： | Intersil |
| 文件页数： | 26/27页 |
| 文件大小： | 0K |
| 描述： | TXRX ESD RS-485/422 2PORT 20SOIC |
| 产品培训模块： | Solutions for Industrial Control Applications |
| 标准包装： | 1 |
| 类型： | 收发器 |
| 驱动器/接收器数： | 2/2 |
| 规程： | RS232，RS422，RS485 |
| 电源电压： | 4.5 V ~ 5.5 V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 20-SOIC（0.295"，7.50mm 宽） |
| 供应商设备封装： | 20-SOIC W |
| 包装： | 标准包装 |
| 产品目录页面： | 1241 (CN2011-ZH PDF) |
| 其它名称： | ISL81387IBZ-TDKR |
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8
FN6201.3
November 21, 2007
Input Low Voltage
VIL1
VL = VCC if QFN
Full
-
1.4
0.8
V
VIL2
VL = 3.3V (QFN Only)
Full
-
1
0.7
V
VIL3
VL = 2.5V (QFN Only)
Full
-
0.8
0.5
V
Input Current
IIN1
Except SLEW, RXEN (QFN), and SPB (QFN)
Full
-2
-
2
A
IIN2
SLEW (Note 13), RXEN (QFN), and SPB (QFN)
Full
-25
-
25
A
DC CHARACTERISTICS - RS-485 RECEIVER INPUTS (485/232 = VCC)
Receiver Differential Threshold
Voltage
VTH
-7V
≤ V
CM ≤ 12V, Full Failsafe
Full
-0.2
-
-0.04
V
Receiver Input Hysteresis
ΔVTH
VCM = 0V
25
-
35
-
mV
Receiver Input Current (A, B)
IIN
VCC = 0V or 4.5V to 5.5V
VIN = 12V
Full
-
0.8
mA
VIN = -7V
Full
-0.64
-
mA
Receiver Input Resistance
RIN
-7V
4.5V
≤ V
CC ≤ 5.5V
Full
15
-
k
Ω
DC CHARACTERISTICS - RS-232 RECEIVER INPUTS (485/232 = GND)
Receiver Input Voltage Range
VIN
Full
-25
-
25
V
Receiver Input Threshold
VIL
Full
-
1.4
0.8
V
VIH
Full
2.4
1.9
-
V
Receiver Input Hysteresis
ΔVTH
25
-
0.5
-
V
Receiver Input Resistance
RIN
Full
3
5
7
k
Ω
DC CHARACTERISTICS - RECEIVER OUTPUTS (485 OR 232 MODE)
Receiver Output High Voltage
VOH1
IO = -2mA (VL = VCC if QFN)
Full
3.5
4.6
-
V
VOH2
IO = -650μA, VL = 3V (QFN Only)
Full
2.6
2.9
-
V
VOH3
IO = -500μA, VL = 2.5V (QFN Only)
Full
2
2.4
-
V
Receiver Output Low Voltage
VOL
IO = 3mA
Full
-
0.1
0.4
V
Receiver Short-Circuit Current
IOSR
0V
≤ VO ≤ VCC
Full
7
-
85
mA
Receiver Three-State Output
Current
IOZR
Output Disabled, 0V
≤ V
O ≤ VCC (or VL for QFN)
Full
-
±10
A
POWER SUPPLY CHARACTERISTICS
No-Load Supply Current (Note 9)
ICC232
485/232 = 0V, ON = VCC
Full
-
3.7
7
mA
ICC485
485/232 = VCC, ON = VCC
Full
-
1.6
5
mA
Shutdown Supply Current
ISHDN232
ON = DEN = RXEN = 0V
(RXEN = SPB = VCC if QFN)
Full
-
5
30
A
ISHDN485
ON = DEN = RXEN = SLEW = 0V
(RXEN = VCC, SPB = 0V if QFN)
Full
-
35
60
A
ESD CHARACTERISTICS
Bus Pins (A, B, Y, Z) Any Mode
Human Body Model
25
-
15
-
kV
All Other Pins
Human Body Model
25
-
4
-
kV
RS-232 DRIVER and RECEIVER SWITCHING CHARACTERISTICS (485/232 = 0V, ALL VERSIONS AND SPEEDS)
Driver Output Transition Region
Slew Rate
SR
RL =3kΩ, Measured From 3V to
-3V or -3V to 3V
CL ≥ 15pF
Full
-
18
30
V/s
CL ≤ 2500pF
Full
4
12
-
V/s
Electrical Specifications
Test Conditions: VCC = 4.5V to 5.5V, C1 - C4 = 0.1μF, VL = VCC (for QFN only), Unless Otherwise Specified.
Typicals are at VCC = 5V, TA = +25°C (Note 8). (Continued)
PARAMETER
SYMBOL
TEST CONDITIONS
TEMP
(°C)
MIN
(Note 15)
TYP
MAX
(Note 15) UNITS
ISL81387, ISL41387
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