參數(shù)資料
型號: MAX3322EEUP
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: 通用總線功能
英文描述: 5V High-Speed RS-232 Transceivers with 0.1uF Capacitors
中文描述: DUAL LINE TRANSCEIVER, PDSO20
封裝: 4.40 MM, MO-153AC, TSSOP-20
文件頁數(shù): 10/13頁
文件大?。?/td> 329K
代理商: MAX3322EEUP
M
Power-Supply Decoupling
In most circumstances, a 0.1μF bypass capacitor is ade-
quate. In applications sensitive to power-supply noise,
decouple V
CC
to ground with a capacitor of the same
value as charge-pump capacitor C1. Connect bypass
capacitors as close to the IC as possible.
High Data Rates
The MAX3322E/MAX3323E maintain the RS-232 ±5.0V
minimum transmitter output voltage even at high data
rates. Figure 10 shows a transmitter loopback test cir-
cuit. Figure 11 shows a loopback test result at
125kbps, and Figure 12 shows the same test at
250kbps. For Figure 11, all transmitters were driven
simultaneously at 125kbps into RS-232 loads in parallel
with 1000pF. For Figure 12, a single transmitter was dri-
ven at 250kbps, and all transmitters were loaded with
an RS-232 receiver in parallel with 1000pF.
Interconnection with 3V and 5V Logic
The MAX3322E/MAX3323E can directly interface with
various 5V logic families, including ACT and HCT
CMOS. The logic voltage power-supply pin V
L
sets the
output voltage level of the receivers and the input
thresholds of the transmitters.
±15kV ESD-Protected, RS-232 Transceivers for
Multidrop Applications
10
______________________________________________________________________________________
MAX3323E
R_OUT
GND
T_IN
C2-
5
C2+
4
C1-
3
C1+
1
R_IN
5k
T_OUT
V-
6
V+
2
V
CC
SHDN
C4
0.1
μ
F
1000pF
C3
0.1
μ
F
C1
0.1
μ
F
0.1
μ
F
C2
0.1
μ
F
+3.3V
Figure 10. Loopback Test Circuit
MAX3322E fig11
2
μ
s/div
T1IN
5V/div
T1OUT
5V/div
R1OUT
5V/div
V
CC
= 3.3V
Figure 11. Loopback Test Results at 125kbps
MAX3322E fig12
1
μ
s/div
T1IN
5V/div
T1OUT
5V/div
R1OUT
5V/div
V
CC
= 3.3V
Figure 12. Loopback Test Results at 250kbps
相關PDF資料
PDF描述
MAX3322E Octal LVDS Receiver 38-TSSOP -40 to 85
MAX3323EEPE Octal LVDS Receiver 38-TSSOP -40 to 85
MAX3323EEUE Octal LVDS Receiver 38-TSSOP -40 to 85
MAX332 16-Channel LVDS Receiver 64-TSSOP -40 to 85
MAX332MJE Octal LVDS Transmitter 38-TSSOP -40 to 85
相關代理商/技術參數(shù)
參數(shù)描述
MAX3322EEUP+ 功能描述:RS-232接口集成電路 Transceiver For Multidrop Aps 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 安裝風格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
MAX3322EEUP+T 功能描述:RS-232接口集成電路 Transceiver For Multidrop Aps 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 安裝風格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
MAX3322EEUP-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 安裝風格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
MAX3323EEPE 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 安裝風格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
MAX3323EEPE+ 功能描述:RS-232接口集成電路 Transceiver For Multidrop Aps 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 安裝風格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝: