參數(shù)資料
型號(hào): MAX13234EETP+
廠商: Maxim Integrated Products
文件頁(yè)數(shù): 6/16頁(yè)
文件大小: 0K
描述: TXRX RS-232 250KBPS 2X2 20TQFN
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 60
類型: 收發(fā)器
驅(qū)動(dòng)器/接收器數(shù): 2/2
規(guī)程: RS232
電源電壓: 3 V ~ 5.5 V
安裝類型: 表面貼裝
封裝/外殼: 20-WQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 20-TQFN-EP(5x5)
包裝: 托盤
MAX13234E–MAX13237E
3Mbps RS-232 Transceivers with
Low-Voltage Interface
14
______________________________________________________________________________________
2
s/div
T1IN
T1OUT
R1OUT
3V/div
5V/div
VCC = 3.3V
Figure 12. Loopback Test Results at 120kbps
100ns/div
T1IN
T1OUT
R1OUT
3.3V/div
5V/div
3.3V/div
VCC = 3.3V
Figure 13. Loopback Test Results at 3Mbps
T_IN
R_OUT
FORCEON
FORCEOFF
C1+
C1-
C2+
C2-
*C3 CAN BE RETURNED TO VCC OR GND.
VL
VCC
1.62V to VCC
VCC
V+
V-
CBYPASS2
GND
T_OUT
R_IN
MAX13236E
MAX13237E
5k
C4
1000pF
C3*
C1
C2
CBYPASS1
VCC
Figure 11. Loopback Test Circuit
Chip Information
PROCESS: BiCMOS
High Data Rates
The MAX13234E–MAX13237E maintain the RS-232 ±5V
minimum transmitter output voltage even at high data
rates. Figure 11 shows a transmitter loopback test cir-
cuit. Figure 12 shows a loopback test result at
120kbps, and Figure 13 shows the same test at 3Mbps.
In Figure 12, all transmitters were driven simultaneously
at 120kbps into RS-232 loads in parallel with 1000pF.
In Figure 13, a single transmitter was driven at 3Mbps,
and all transmitters were loaded with an RS-232 receiv-
er in parallel with 150pF.
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MAX13234EETP+ 功能描述:RS-232接口集成電路 3-5.5V 250Kbps RS232 Line Driver/Receiver RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
MAX13234EETP+T 功能描述:RS-232接口集成電路 3-5.5V 250Kbps RS232 Line Driver/Receiver RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
MAX13234EETP-T 功能描述:RS-232接口集成電路 RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
MAX13234EEUP 功能描述:RS-232接口集成電路 RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
MAX13234EEUP+ 功能描述:RS-232接口集成電路 3-5.5V 250Kbps RS232 Line Driver/Receiver RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝: