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参数资料
| 型号： | MAX13234EETP+ |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 16/16页 |
| 文件大小： | 0K |
| 描述： | TXRX RS-232 250KBPS 2X2 20TQFN |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 60 |
| 类型： | 收发器 |
| 驱动器/接收器数： | 2/2 |
| 规程： | RS232 |
| 电源电压： | 3 V ~ 5.5 V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 20-WQFN 裸露焊盘 |
| 供应商设备封装： | 20-TQFN-EP（5x5） |
| 包装： | 托盘 |
MAX13234E–MAX13237E
3Mbps RS-232 Transceivers with
Low-Voltage Interface
_______________________________________________________________________________________
9
Pin Descriptions
PIN
MAX13234E/
MAX13235E
MAX13236E/
MAX13237E
TSSOP
TQFN-EP
NAME
FUNCTION
1
19
14
READY
Ready to Transmit Output, Active-High. READY is enabled
high when V- goes below -4V and the device is ready to
transmit.
2
1
16
C1+
Positive Terminal of the Voltage Doubler Charge-Pump
Capacitor
3
20
15
V+
+5.5V Generated by the Charge Pump
4
2
1
C1-
Negative Terminal of the Voltage Doubler Charge-Pump
Capacitor
5
3
2
C2+
Positive Terminal of the Inverting Charge-Pump Capacitor
6
4
3
C2-
Negative Terminal of the Inverting Charge-Pump Capacitor
7
5
4
V-
-5.5V Generated by the Charge Pump
8
6
—
T2OUT
RS-232 Transmitter Output 2
—
5
RIN
RS-232 Receiver Input
9
7
—
R2IN
RS-232 Receiver Input 2
—
6
ROUT
CMOS Receiver Output. VL referred logic.
10
8
—
R2OUT
CMOS Receiver Output 2. VL referred logic.
11
9
7
VL
Logic-Level Supply. All CMOS inputs and outputs are related
to this supply.
—
8
TIN
CMOS Transmitter Input. VL referred logic.
12
10
—
T2IN
CMOS Transmitter Input 2. VL referred logic.
13
11
—
T1IN
CMOS Transmitter Input 1. VL referred logic.
14
12
9
FORCEON
FORCEON Input, Active-High. VL referenced logic. Drive
FORCEON high to override automatic circuitry keeping
transmitters on (FORCEOFF must be high).
See Table 1.
15
13
—
R1OUT
CMOS Receiver Output 1. VL referred logic.
—
10
TOUT
RS-232 Transmitter Output
16
14
—
R1IN
RS-232 Receiver Input 1
17
15
—
T1OUT
RS-232 Transmitter Output 1
18
16
11
GND
Ground
19
17
12
VCC
+3V to +5.5V Supply Voltage
20
18
13
FORCEOFF
FORCEOFF Input, Active-Low. VL referenced logic. Drive
FORCEOFF low to shut down transmitters and on-board
charge pumps. All receiver and transmitter outputs are tri-
stated. This overrides all automatic circuitry and FORCEON
(Table 1).
—
EP
Exposed Pad. Connect EP to GND or leave unconnected.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX13234EETP+ | 功能描述:RS-232接口集成电路 3-5.5V 250Kbps RS232 Line Driver/Receiver 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: |
| MAX13234EETP+T | 功能描述:RS-232接口集成电路 3-5.5V 250Kbps RS232 Line Driver/Receiver 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: |
| MAX13234EETP-T | 功能描述:RS-232接口集成电路 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: |
| MAX13234EEUP | 功能描述:RS-232接口集成电路 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: |
| MAX13234EEUP+ | 功能描述:RS-232接口集成电路 3-5.5V 250Kbps RS232 Line Driver/Receiver 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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