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参数资料
| 型号： | DAC7554IDGS |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | DAC |
| 英文描述： | SERIAL INPUT LOADING, 5 us SETTLING TIME, 12-BIT DAC, PDSO10 |
| 封装： | GREEN, PLASTIC, MSOP-10 |
| 文件页数： | 7/23页 |
| 文件大小： | 1224K |
| 代理商： | DAC7554IDGS |
www.ti.com
POWER-DOWN MODE
DAC7554
SLAS399A – OCTOBER 2004 – REVISED NOVEMBER 2004
In power-down mode, the DAC outputs are programmed to one of three output impedances, 1 k
, 100 k, or
floating.
Table 2. Power-Down Mode Control
EXTENDED CONTROL
DATA BITS
FUNCTION
LD1
LD0
Sel1
Sel0
DB11
DB10
DB9
DB8
DB7
DB6-DB0
1
0
X
PWD Hi-Z (selected channel = A)
1
0
1
X
PWD 1 k
(selected channel = A)
1
0
1
0
X
PWD 100 k
(selected channel = A)
1
0
1
X
PWD Hi-Z (selected channel = A)
1
0
1
0
X
PWD Hi-Z (selected channel = B)
1
0
1
0
1
X
PWD 1 k
(selected channel = B)
1
0
1
0
X
PWD 100 k
(selected channel = B)
1
0
1
X
PWD Hi-Z (selected channel = B)
1
0
1
0
X
PWD Hi-Z (selected channel = C)
1
0
1
0
1
X
PWD 1 k
(selected channel = C)
1
0
1
0
1
0
X
PWD 100 k
(selected channel = C)
1
0
1
0
1
X
PWD Hi-Z (selected channel = C)
1
0
1
0
X
PWD Hi-Z (selected channel = D)
1
0
1
0
1
X
PWD 1 k
(selected channel = D)
1
0
1
0
X
PWD 100 k
(selected channel = D)
1
0
1
X
PWD Hi-Z (selected channel = D)
1
X
0
X
PWD Hi-Z (all channels)
1
X
0
1
X
PWD 1 k
(all channels)
1
X
1
0
X
PWD 100 k
(all channels)
1
X
1
X
PWD Hi-Z (all channels)
DB11
ALL CHANNELS FLAG
0
See DB7–DB10
1
DB10 and DB9 are Don't Care
DB10
DB9
Channel Select
0
Channel A
0
1
Channel B
1
0
Channel C
1
Channel D
DB8
DB7
Power-Down Mode
0
Power-down Hi-Z
0
1
Power-down 1 k
1
0
Power-down 100 k
1
Power-down Hi-Z
15
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| DAC7554IDGSG4 | 功能描述:数模转换器- DAC Low-Power Low-Glitch 12-Bit DAC RoHS:否 制造商:Texas Instruments 转换器数量:1 DAC 输出端数量:1 转换速率:2 MSPs 分辨率:16 bit 接口类型:QSPI, SPI, Serial (3-Wire, Microwire) 稳定时间:1 us 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-14 封装:Tube |
| DAC7554IDGSR | 功能描述:数模转换器- DAC Low-Power Low-Glitch 12-Bit DAC RoHS:否 制造商:Texas Instruments 转换器数量:1 DAC 输出端数量:1 转换速率:2 MSPs 分辨率:16 bit 接口类型:QSPI, SPI, Serial (3-Wire, Microwire) 稳定时间:1 us 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-14 封装:Tube |
| DAC7554IDGSRG4 | 功能描述:数模转换器- DAC Low-Power Low-Glitch 12-Bit DAC RoHS:否 制造商:Texas Instruments 转换器数量:1 DAC 输出端数量:1 转换速率:2 MSPs 分辨率:16 bit 接口类型:QSPI, SPI, Serial (3-Wire, Microwire) 稳定时间:1 us 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-14 封装:Tube |
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