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参数资料
| 型号： | MAX3238EEAI |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 8/14页 |
| 文件大小： | 0K |
| 描述： | IC TXRX RS232 250KBPS 28-SSOP |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 46 |
| 类型： | 线路收发器 |
| 驱动器/接收器数： | 5/3 |
| 规程： | RS232 |
| 电源电压： | 3 V ~ 5.5 V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 28-SSOP（0.209"，5.30mm 宽） |
| 供应商设备封装： | 28-SSOP |
| 包装： | 管件 |
MAX3238E/MAX3248E
+3.0V to +5.5V, 10nA, 250kbps RS-232 Transceivers
with ±15kV ESD-Protected I/O and Logic Pins
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(VCC = +3.0V to +5.5V, C1–C4 = 0.1F (tested at 3.3V ±5%), C1–C4 = 0.22F (tested at 3.3V ±10%), C1 = 0.047F, and
C2–C4 = 0.33F (tested at 5.0V ±10%), TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
Figure 4a
Figure 4b
VCC = 5V, Figure 4b (Note 3)
VCC = 5V, Figure 4b
IOUT = 1.0mA
IOUT = -1.0mA
VCC = 5V, Figure 4b
V
-0.3
0.3
Receiver Input Threshold to
INVALID Output Low
V
2.7
Receiver Input Threshold to
INVALID Output High
s
15
30
60
Receiver or Transmitter Edge to
Shutdown (tAUTOSHDN)
s
25
Receiver or Transmitter Edge to
Transmitters Enabled (tWU)
s
60
Receiver Positive or Negative
Threshold to INVALID Low (tINVL)
V
0.4
INVALID Output Voltage Low
V
VCC -
0.6
INVALID Output Voltage High
s
0.3
Receiver Positive or Negative
Threshold to INVALID High (tINVH)
Positive threshold
Negative threshold
-2.7
V
-25
25
IOUT = -1.0mA
IOUT = 1.0mA
Input Voltage Range
VCC = 3.3V
Receivers disabled
T_IN, FORCEON, FORCEOFF (Note 2)
0.6
1.0
CONDITIONS
VCC = 5.0V
V
0.8
1.4
Input Threshold Low
VCC = 3.3V
1.5
2.4
VCC = 5.0V
V
2.0
2.4
Input Threshold High
V
0.6
Input Hysteresis
TA = +25°C
k
35
7
Input Resistance
V
VCC -VCC -
0.6
0.1
Output Voltage High
V
0.4
Output Voltage Low
A
±0.05
±10
Output Leakage Current
A
918
Input Leakage Current
UNITS
MIN
TYP
MAX
PARAMETER
All transmitter outputs loaded with 3k
to ground
V
±5.0
±5.4
Output Voltage Swing
VCC = 0, TOUT = ±2V
300
50k
Output Resistance
VCC
≤ 3.6V
±35
±60
VCC > 3.6V
mA
±40
±100
Output Short-Circuit Current
IEC 1000-4-2 Air-Gap Discharge Method
±15
IEC 1000-4-2 Contact Discharge Method
±8
Human Body Model
kV
±15
ESD Protection (R_IN, T_IN, R_OUT,
T_OUT, FORCEON, FORCEOFF,
INVALID, R_OUTB)
RECEIVER INPUTS
AutoShutdown (FORCEON = GND, FORCEOFF = VCC)
TRANSMITTER OUTPUTS
ESD PROTECTION
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX3238EEAI+ | 功能描述:RS-232接口集成电路 3-5.5V 250kbps Transceiver 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: |
| MAX3238EEAI+T | 功能描述:RS-232接口集成电路 3-5.5V 250kbps Transceiver 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: |
| MAX3238EEAI-T | 功能描述:RS-232接口集成电路 3-5.5V 250kbps Transceiver 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: |
| MAX3238EECAI | 制造商:Exar Corporation 功能描述:Line Transceiver, 5-Driver, 3-Receiver, 28 Pin, Plastic, SSOP |
| MAX3238EEEAI | 制造商:Exar Corporation 功能描述:Line Transceiver, 5-Driver, 3-Receiver, 28 Pin, Plastic, SSOP |
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