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参数资料
| 型号： | SP3494EN-L/TR |
| 厂商： | Exar Corporation |
| 文件页数： | 4/9页 |
| 文件大小： | 0K |
| 描述： | IC TXRX RS485/RS422 LP 8NSOIC |
| 标准包装： | 2,500 |
| 类型： | 收发器 |
| 驱动器/接收器数： | 1/1 |
| 规程： | RS422/RS485 |
| 电源电压： | 3.3V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 8-SOIC（0.154"，3.90mm 宽） |
| 供应商设备封装： | 8-SOICN |
| 包装： | 带卷 (TR) |
4
Exar Corporation 48720 Kato Road, Fremont CA, 94538 50-668-707 www.exar.com
SP3494_00_0702
PIN FUNCTION
Pin - RO - Receiver output
Pin 2 - RE - Receiver Output Enable Active LOW
Pin 3 - DE - Driver Output Enable Active HIGH
Pin 4 - DI - Driver Input
Pin 5 - GND - Ground Connection
Pin 6 - A - Non-Inverting Driver Output/Receiver Input
Pin 7 - B - Inverting Driver Output/Receiver Input
Pin 8 - Vcc - Positive Supply +3.3V +/-5%
Pin Function SP3494
ELECTRICAL CHARACTERISTICS
T
AMB = TMIN to TMAX and VCC = +3.3V +/-5% unless otherwise noted.
PARAMETERS
MIN.
TYP.
MAX.
UNITS CONDITIONS
SP3494 SHUTDOWN TIMING
Time to Shutdown
50
75
200
ns
RE = 3.3V, DE =0V
Driver Enable from Shutdown
to Output High
65
50
ns
Figures 4 and
Driver Enable from Shutdown
to Output Low
65
50
ns
Figures 5 and
Receivers Enabled from
Shutdown to Output High
50
200
ns
Figures 7 and 3,
S
2 closed, S open
Receivers Enabled from
Shutdown to Output Low
50
200
ns
Figures 7 and 3,
S
closed, S2 open
POWER REQUIREMENTS
Supply Current , No Load
000
2000
A
RE, DI = 0V or V
CC ; DE = VCC
Supply Current , No Load
800
500
A
RE = 0V, DI = 0V or V
CC, DE = 0V
Shutdown Mode
0
A
DE = 0V, RE = V
CC
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相关代理商/技术参数 |
参数描述 |
|---|---|
| SP3494EP | 制造商:SIPEX 制造商全称:Sipex Corporation 功能描述:+3.3V Low Power Slew Rate Limited RS-485/RS-422 Transceivers |
| SP3495E | 制造商:EXAR 制造商全称:EXAR 功能描述:HIGH SPEED +3.3V RS-485/RS-422 TRANSCEIVERS WITH +/-15KV ESD PROTECTION AND ADVANCED FAILSAFE |
| SP3495EEN-L | 功能描述:RS-422/RS-485 接口 IC Half Duplex RS-422/ RS-485 Transceiver RoHS:否 制造商:Maxim Integrated 数据速率:1136 Kbps 工作电源电压:3 V to 5.5 V 电源电流:5.9 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-28 封装:Tube |
| SP3495EEN-L/TR | 功能描述:RS-422/RS-485 接口 IC Half Duplex RS-422/ RS-485 Transceiver RoHS:否 制造商:Maxim Integrated 数据速率:1136 Kbps 工作电源电压:3 V to 5.5 V 电源电流:5.9 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-28 封装:Tube |
| SP3496E | 制造商:EXAR 制造商全称:EXAR 功能描述:HIGH SPEED +3.3V RS-485/RS-422 TRANSCEIVERS WITH +/-15KV ESD PROTECTION AND ADVANCED FAILSAFE |
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