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参数资料
| 型号： | MAX3243EEAI |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 16/19页 |
| 文件大小： | 0K |
| 描述： | IC TXRX RS232 TRUE 1MBPS 28-SSOP |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 46 |
| 类型： | 收发器 |
| 驱动器/接收器数： | 3/5 |
| 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 |
±15kV ESD-Protected, 1A, 3.0V to 5.5V, 250kbps,
RS-232 Transceivers with AutoShutdown
Pin Description
PIN
MAX3221E
MAX3223E
MAX3243E
TQFN-
EP
SSOP/
TSSOP
TQFN-
EP
DIP/
SSOP/
TSSOP
SO/
SSOP/
TSSOP
TQFN-
EP
NAME
FUNCTION
14
1
19
1
—
22
EN
Receiver Enable Control. Drive low for normal
operation. Drive high to force the receiver outputs
(R_OUT) into a high-impedance state.
16
2
1
2
28
C1+
Positive terminal of the voltage doubler Charge-Pump
Capacitor
15
3
20
3
27
V+
+5.5V generated by the charge pump
1
4
2
4
24
23
C1-
Negative terminal of the voltage doubler Charge-Pump
Capacitor
2
5
3
5
1
29
C2+
Positive terminal of inverting Charge-Pump Capacitor
3
6
4
6
2
30
C2-
Negative terminal of inverting Charge-Pump Capacitor
4
7
5
7
3
31
V-
-5.5V generated by the charge pump
5
8
7, 14
9, 16
4-8
1-5
R_IN
RS-232 Receiver Inputs
6
9
8, 13
10, 15
15-19
13, 14,
15, 17,
18
R_OUT
TTL/CMOS Receiver Outputs
7
10
9
11
21
—
INVALID
Output of the Valid Signal Detector.
INVALID is enabled
high if a valid RS-232 level is present on any receiver
input.
8
11
10, 11
12, 13
12, 13,
14
10, 11,
12
T_IN
TTL/CMOS Transmitter Inputs
9
12
14
23
—
FORCEON
Drive high to override automatic circuitry keeping
transmitters and charge pump on (
FORCEOFF must be
high) (Table 1).
10
13
6, 15
8, 17
9, 10,
11
6, 7, 8
T_OUT
RS-232 Transmitter Outputs
—
20
19
R2OUTB
TTL/CMOS Noninverting Complementary Receiver
Output. Always active.
11
14
16
18
25
24
GND
Ground
12
15
17
19
26
VCC
+3.0V to +5.5V Supply Voltage
13
16
18
20
22
—
FORCEOF
F
Force-Off Input, active low. Drive low to shut down
transmitters, receivers (MAX3243E, except R2OUTB),
and on-board charge pump. This overrides all
automatic circuitry and FORCEON (Table 1).
—
21
SHDN
Shutdown Control, Active Low
6
Maxim Integrated
MAX3221E/MAX3223E/MAX3243E
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX3243EEAI+ | 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: |
| MAX3243EEAI+ | 制造商:Maxim Integrated Products 功能描述:IC RS232 TRANSCEIVER 250KBPS 5 |
| MAX3243EEAI+C9V | 功能描述:RS-232接口集成电路 +/-15kV ESD-Protected 1uA 3.0V to 5.5V 250kbps RS-232 Transceivers with AutoShutdown 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: |
| MAX3243EEAI+G071 | 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: |
| MAX3243EEAI+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: |
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