参数资料
型号: MAX3237CAI+T
厂商: Maxim Integrated Products
文件页数: 13/17页
文件大小: 0K
描述: IC TXRX RS-232 LP 28-SSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,000
类型: 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: 带卷 (TR)
MAX3222/MAX3232/MAX3237/MAX3241
3.0V to 5.5V, Low-Power, up to 1Mbps, True RS-232
Transceivers Using Four 0.1F External Capacitors
_______________________________________________________________________________________
5
-7.5
-5.0
-2.5
0
2.5
5.0
7.5
0
MAX3241
TRANSMITTER OUTPUT VOLTAGE
vs. LOAD CAPACITANCE
MAX3222-04
LOAD CAPACITANCE (pF)
TRANSMITTER
OUTPUT
VOLTAGE
(V)
2000
3000
1000
4000
5000
VOUT+
1 TRANSMITTER AT 235kbps
2 TRANSMITTERS AT 30kbps
VOUT-
ALL OUTPUTS LOADED WITH 3k
+CL
0.1
F CHARGE-PUMP CAPACITORS
FOR ALL DATA RATES UP TO 235kbps
4
6
8
10
12
14
16
18
20
22
24
0
MAX3241
SLEW RATE
vs. LOAD CAPACITANCE
MAX3222-05
LOAD CAPACITANCE (pF)
SLEW
RATE
(V/
s)
2000
3000
1000
4000
5000
+SLEW
-SLEW
0
5
10
15
20
25
30
35
45
40
0
MAX3241
SUPPLY CURRENT vs. LOAD
CAPACITANCE WHEN TRANSMITTING DATA
MAX3222-06
LOAD CAPACITANCE (pF)
SUPPLY
CURRENT
(mA)
2000
3000
1000
4000
5000
235kbps
120kbps
20kbps
-7.5
-5.0
-2.5
0
2.5
5.0
7.5
0
MAX3237
TRANSMITTER OUTPUT VOLTAGE
vs. LOAD CAPACITANCE (MBAUD = GND)
MAX3222-07
LOAD CAPACITANCE (pF)
TRANSMITTER
OUTPUT
VOLTAGE
(V)
2000
3000
1000
4000
5000
1 TRANSMITTER AT 240kbps
4 TRANSMITTERS AT 15kbps
3k
+ CL LOADS
VCC = 3.3V
0
10
20
30
50
40
60
70
0
MAX3237
SLEW RATE vs. LOAD CAPACITANCE
(MBAUD = VCC)
MAX3222-10
LOAD CAPACITANCE (pF)
SLEW
RATE
(V/
s)
500
1000
1500
2000
-SLEW, 1Mbps
+SLEW, 1Mbps
1 TRANSMITTER AT FULL DATA RATE
4 TRANSMITTERS AT 1/16 DATA RATE
3k
+ CL LOAD EACH OUTPUT
VCC = 3.3V
-SLEW, 2Mbps
+SLEW, 2Mbps
-7.5
-5.0
-2.5
0
2.5
5.0
7.5
0
MAX3237
TRANSMITTER OUTPUT VOLTAGE
vs. LOAD CAPACITANCE (MBAUD = VCC)
MAX3222-08
LOAD CAPACITANCE (pF)
TRANSMITTER
OUTPUT
VOLTAGE
(V)
500
1000
1500
2000
1 TRANSMITTER AT FULL DATA RATE
4 TRANSMITTERS AT 1/16 DATA RATE
3k
+ CL LOAD, EACH OUTPUT
VCC = 3.3V
2Mbps
1.5Mbps
1Mbps
2Mbps
1Mbps
1.5Mbps
0
10
20
30
40
50
60
0
MAX3237
SUPPLY CURRENT vs.
LOAD CAPACITANCE (MBAUD = GND)
MAX3222-11
LOAD CAPACITANCE (pF)
SUPPLY
CURRENT
(mA)
2000
3000
1000
4000
5000
240kbps
120kbps
20kbps
1 TRANSMITTER AT FULL DATA RATE
4 TRANSMITTERS AT 1/16 DATA RATE
3k
+ CL LOADS
VCC = 3.3V
0
2
4
6
8
10
12
0
MAX3237
SLEW RATE vs. LOAD CAPACITANCE
(MBAUD = GND)
MAX3222-09
LOAD CAPACITANCE (pF)
SLEW
RATE
(V/
s)
2000
3000
1000
4000
5000
+SLEW
-SLEW
1 TRANSMITTER AT 240kbps
4 TRANSMITTERS AT 15kbps
3k
+ CL LOADS
VCC = 3.3V
0
10
30
20
40
50
60
70
0
MAX3237
SKEW vs. LOAD CAPACITANCE
(tPLH - tPHL)
MAX3222-12
LOAD CAPACITANCE (pF)
1000
1500
500
2000
2500
MAX
MIN
AVERAGE; 10 PARTS
SKEW
(ns)
1 TRANSMITTER AT 512kbps
4 TRANSMITTERS AT 32kbps
3k
+ CL LOADS
VCC = 3.3V
MBAUD = VCC
_____________________________Typical Operating Characteristics (continued)
(VCC = +3.3V, 235kbps data rate, 0.1F capacitors, all transmitters loaded with 3k, TA = +25°C, unless otherwise noted.)
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MAX3237EAI+T 功能描述:RS-232接口集成电路 3-5.5V 1Mbps 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:
MAX3237EAI-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:
MAX3237ECAI 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: