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MP7612BP 参数 Datasheet PDF下载

MP7612BP图片预览
型号: MP7612BP
PDF下载: 下载PDF文件 查看货源
内容描述: 八通道12位DAC阵列D / A转换器,输出放大器和串行数据/地址多达控制逻辑 [Octal 12-Bit DAC Array D/A Converter with Output Amplifier and Serial Data/Address uP Control Logic]
分类和应用: 转换器放大器
文件页数/大小: 20 页 / 233 K
品牌: EXAR [ EXAR CORPORATION ]
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MP7612  
MSB  
D11  
1
SDI  
A3  
A2  
A1  
A0  
D10  
D9  
D8  
D7  
D6  
D0  
(Data In) 0  
1
CLK  
0
1
LD  
0
DAC Register  
Loaded  
1
SDO  
0
A3 (1)  
Previous Data  
V
OUT  
Notes:  
(1) Because A3 is available immediately after 16th clock edge of DATA Shift-in, only 15 clock cycles are needed to  
complete the readback.  
Figure 1. Serial Data Timing and Loading  
t
DS  
1
0
SDI  
t
t
DH  
t
HZ1  
HZ2  
1
0
HIGH Z  
SDO  
CLK  
LD  
t
LDCK  
t
t
t
PD  
LDSU  
CH  
1
0
t
CKLD2  
t
t
CL  
CKLD1  
1
0
t
LD  
+FS  
–FS  
V
OUT  
t
SD  
+1/2 LSB Band  
Notes:  
(1) CLK should be high during the falling edge of LD to insure proper function of the shift register.  
Figure 2. Serial Data Input Timing (RST = “1”)  
t
PR  
1
0
RST  
V
OUT  
V
OUT  
= 0 V  
Note: Reset settling time is <t  
+1/2 LSB Error Band  
SD  
Figure 3. Reset Operation  
Rev. 3.00  
7