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BD429 PDF预览

BD429

更新时间: 2024-02-06 15:32:55
品牌 Logo 应用领域
DEIAZ 接口集成电路
页数 文件大小 规格书
13页 697K
描述
ARINC 429 Line Driver for HI speed (100 kHz) and LOW speed (12.5 kHz) data rates

BD429 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active零件包装代码:LCC
包装说明:QCCJ,针数:28
Reach Compliance Code:compliant风险等级:5.1
接口集成电路类型:INTERFACE CIRCUITJESD-30 代码:S-PQCC-J28
JESD-609代码:e3长度:11.51 mm
湿度敏感等级:3标称负供电电压:-15 V
功能数量:2端子数量:28
最高工作温度:85 °C最低工作温度:-55 °C
封装主体材料:PLASTIC/EPOXY封装代码:QCCJ
封装形状:SQUARE封装形式:CHIP CARRIER
峰值回流温度(摄氏度):245认证状态:Not Qualified
座面最大高度:4.3815 mm最大供电电压:5.25 V
最小供电电压:4.75 V标称供电电压:5 V
电源电压1-最大:16.5 V电源电压1-分钟:11.4 V
电源电压1-Nom:15 V表面贴装:YES
温度等级:OTHER端子面层:Matte Tin (Sn)
端子形式:J BEND端子节距:1.27 mm
端子位置:QUAD处于峰值回流温度下的最长时间:40
宽度:11.51 mmBase Number Matches:1

BD429 数据手册

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1
2
3
4
5
6
7
8
16  
15  
14  
13  
12  
11  
10  
9
VREF  
V
1
429/422'  
CLOCK  
NC  
4
3
2
1
28 27 26  
SYNC  
5
6
NC  
DATA(A)  
NC  
25  
CLOCK  
NC  
24  
23  
DATA(A)  
DATA(B)  
7
8
DATA(B)  
NC  
22  
21  
C
B
C
B
C
A
C
A
9
NC  
NC  
NC  
NC  
10  
11  
20  
19  
BOUT  
AOUT  
-V  
NC  
NC  
+V  
12 13 14 15 16 17 18  
GND  
Figure 3: DIP, SOIC & CSOP Pinout  
Figure 2: PLCC & CLCC Pinout  
Table 2: Pin Descriptions  
Description  
Pin Name  
VREF  
Analog Input. The voltage on VREF sets the output voltage levels on AOUT and BOUT. The output  
logic levels swing between +VREF, 0 volts, and –VREF volts.  
NC  
No Connect  
SYNC  
Logic input. Logic 0 forces outputs to NULL state. Logic 1 enables data transmission.  
DATA(A)  
DATA(B)  
Logic inputs. These signals contain the Serial Data to be transmitted on the ARINC 429 data bus.  
Refer to Figure 4and Figure 5.  
CA  
CB  
Analog Nodes. External timing capacitors are tied from these points to ground to establish the  
output signal slew rate. Typical CA = CB = 75pF for 100 kHz data and CA = CB = 500pF for 12.5  
kHz data. *  
Outputs. These are the line driver outputs which are connected to the aircraft serial data bus.  
AOUT  
BOUT  
-V  
GND  
Negative Supply Input. –15VDC nominal.  
Ground.  
+V  
Positive Supply Input. +15VDC nominal.  
Logic input. Logic 0 forces outputs to NULL state. Logic 1 enables data transmission.  
CLOCK  
429/422'  
Logic Input. Mode control for ARINC 429 and RS-422 modes. An internal 10KW pull up resistor  
keeps the chip in ARINC 429 mode when there is no external connection. This creates a default  
logic 1, enabling the ARINC 429 mode. A forced logic 0 enables the RS-422 mode.  
V1  
Logic Supply Input. +5VDC nominal.  
*CA and CB pin voltages swing between ±5 volts. Any electronic switching of the capacitor on the pins must not inhibit the full voltage swings.  
© 2016 Device Engineering Incorporated  
3 of 13  
DS-MW-00429-01 Rev. G  
01/13/2016  

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