参数资料
| 型号： | SP208EHCA-L |
| 厂商： | Exar Corporation |
| 文件页数： | 9/16页 |
| 文件大小： | 0K |
| 描述： | IC TXRX RS232 ESD HP 24SSOP |
| 产品变化通告： | Interface Product Discontinuation 10/May/2011 |
| 标准包装： | 58 |
| 类型： | 收发器 |
| 驱动器/接收器数： | 4/4 |
| 规程： | RS232 |
| 电源电压： | 4.5 V ~ 5.5 V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 24-SSOP（0.209"，5.30mm 宽） |
| 供应商设备封装： | 24-SSOP |
| 包装： | 管件 |
Exar Corporation 48720 Kato Road, Fremont CA, 94538 50-668-707 www.exar.com
SP2EH_23EH_0_060
2
AbSOluTE MAxIMuM RATINgS
These are stress ratings only and functional opera-
tion of the device at these or any other above those
indicatedintheoperationsectionsofthespecifica-
tions below is not implied. Exposure to absolute
maximum rating conditions for extended periods of
time may affect reliability.
V
CC ..................................................................+6V
V+ ...................................... (V
CC – 0.3V) to +3.2V
V– .................................................................3.2V
Input Voltages
T
IN ........................................ –0.3V to (VCC +0.3V)
R
IN .................................................................±20V
Output Voltages
T
OUT ............................... (V
+
, +0.3V) to (V–, –0.3V)
R
OUT ...................................... –0.3V to (VCC +0.3V)
Short Circuit Duration on T
OUT ............. Continuous
SPECIFICATIONS
V
CC at nominal ratings; 0.F charge pump capacitors; TMIN to TMAX, unless otherwise noted.
Power Dissipation Per Package
28-pinSSOP(derate11.2mW/oC above +70oC)....900mW
28-pinSOIC(derate12.7mW/oC above +70oC)...1000mW
PARAMETER
MIN.
TYP.
MAx.
uNIT
CONDITIONS
TTl INPuTS
T
IN, EN, SD
Logic Threshold V
IL
0.8
Volts
Logic Threshold V
IH
2.0
Volts
LogicPull-UpCurrent
5
200
A
T
IN = 0V
Maximum Transmission Rate
480
kbps
C
L = 000pF, RL=3k
TTl OuTPuTS
Compatibility
TTL/CMOS
V
OL
0.4
Volts
I
OUT=3.2mA:Vcc=+5V
V
OH
3.5
Volts
I
OUT = -.0mA
Leakage Current
0.05
+/-0
A
0V≤V
OUT≤Vcc;SP211EHEN
= 0V; SP23EH EN = Vcc,
T
A = +25C
RS-232 OuTPuT
Output Voltage Swing
+/-5
+/-7
Volts
All transmitter outputs loaded
with3ktoground
Output Resistance
300
Vcc = 0V; V
OUT = +/-2V
Output Short Circuit Current
+/-25
mA
Infinite Duration, V
OUT = 0V
RS-232 INPuT
Voltage Range
-5
+5
Volts
Voltage Threshold Low
0.8
.2
Volts
Vcc = 5V, T
A = +25C
Voltage Threshold High
.7
2.8
Volts
Vcc = 5V, T
A = +25C
Hysteresis
0.2
0.5
.0
Volts
Vcc = 5V
Resistance
3
5
7
k
V
IN = +/-5V, TA = +25C
DYNAMIC CHARACTERISTICS
Driver Propagation Delay
250
ns
TTL to RS-232
Receiver Propagation Delay
200
500
ns
RS-232 to TTL
Instantaneous Slew Rate
TBD
V/s
C
L = 2500pF, RL=3k;
T
A = +25C; from +/-3V
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| SP208EHCA-L/TR | 功能描述:RS-232接口集成电路 460KBPS 5V 4DRV/4RCV RS-232 0-70C RoHS:否 制造商:Exar 数据速率:52 Mbps 工作电源电压:5 V 电源电流:300 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:LQFP-100 封装: |
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| SP208EHCT-L | 功能描述:RS-232接口集成电路 460KBPS 5V 4DRV/4RCV RS-232 0-70C RoHS:否 制造商:Exar 数据速率:52 Mbps 工作电源电压:5 V 电源电流:300 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:LQFP-100 封装: |
| SP208EHCT-L/TR | 功能描述:RS-232接口集成电路 460KBPS 5V 4DRV/4RCV RS-232 0-70C RoHS:否 制造商:Exar 数据速率:52 Mbps 工作电源电压:5 V 电源电流:300 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:LQFP-100 封装: |
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