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7B991

更新时间: 2024-01-26 09:45:52
品牌 Logo 应用领域
麦斯威 - MAXWELL 时钟
页数 文件大小 规格书
17页 246K
描述
Programmable Skew Clock Buffer (PSCB)

7B991 技术参数

生命周期:Active包装说明:RAD PAK, DFP-16
Reach Compliance Code:compliantHTS代码:8542.39.00.01
风险等级:5.6输入调节:STANDARD
JESD-30 代码:R-XDFP-F32长度:20.828 mm
逻辑集成电路类型:PLL BASED CLOCK DRIVER功能数量:1
反相输出次数:端子数量:32
实输出次数:8最高工作温度:85 °C
最低工作温度:-40 °C封装主体材料:UNSPECIFIED
封装代码:DFP封装形状:RECTANGULAR
封装形式:FLATPACK认证状态:Not Qualified
Same Edge Skew-Max(tskwd):1.2 ns座面最大高度:3.7338 mm
最大供电电压 (Vsup):5.5 V最小供电电压 (Vsup):4.5 V
标称供电电压 (Vsup):5 V表面贴装:YES
温度等级:INDUSTRIAL端子形式:FLAT
端子节距:1.27 mm端子位置:DUAL
宽度:12.192 mm最小 fmax:80 MHz
Base Number Matches:1

7B991 数据手册

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7B991  
Programmable Skew Clock Buffer (PSCB)  
TABLE 1. 7B991 PINOUT DESCRIPTIONS  
PIN  
SYMBOL  
I/O  
I
DESCRIPTION  
1
REF  
Reference frequency input supplies the frequency and timing  
against which all functional variation is measured.  
17  
3
FB  
FS  
I
I
I
PLL feedback (typically connected to one of the eight outputs)  
Three-level frequency range select. See Table 2.  
26, 27  
1F0, 1F1  
Three-level function select inputs for output pair 1 (1Q0, 1Q1). See  
Table 2.  
29, 30  
4, 5  
6, 7  
31  
2F0, 2F1  
3F0, 3F1  
4F0, 4F1  
TEST  
I
I
I
I
Three-level function select inputs for output pair 2 (2Q0, 2Q1). See  
Table 2.  
Three-level function select inputs for output pair 3 (3Q0, 3Q1). See  
Table 2.  
Three-level function select inputs for output pair 4 (4Q0, 4Q1). See  
Table 2.  
Three-level select. See test mode section under the block diagram  
descriptions.  
23, 24  
21, 22  
1Q1, 1Q0  
2Q1, 2Q0  
3Q1, 3Q0  
4Q1, 4Q0  
O
O
Output pair 1. See Table 2.  
Output pair 2. See Table 2.  
Output pair 3. See Table 2.  
Output pair 4. See Table 2.  
Power supply for output drivers  
Power supply for internal circuitry  
Ground.  
14, 15  
O
10, 11  
O
9, 16, 18, 25  
2
V
PWR  
PWR  
PWR  
CCN  
V
CCQ  
12, 13, 21,  
22, 28, 32  
GND  
TABLE 2. 7B991 ABSOLUTE MAXIMUM RATINGS  
PARAMETER  
SYMBOL  
MIN  
MAX  
UNIT  
Storage Temperature  
TS  
-65  
-40  
150  
85  
7.0  
7.0  
64  
--  
°C  
°C  
V
Operating Temperature Range  
Supply Voltage to Ground Potential  
DC Input Voltage  
T
A
V
-0.5  
-0.5  
--  
S
V
V
I
Output Current into Outputs (LOW)  
Static Discharge Voltage (per MIL-STD-882, Method 3015)  
Latchup Current  
IOUT  
mA  
V
V
>2001  
>200  
SD  
ILU  
--  
mA  
09.23.02 Rev 4  
All data sheets are subject to change without notice  
2
©2002 Maxwell Technologies.  
All rights reserved.  

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