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参数资料
| 型号： | DAC8554IPWR |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | DAC |
| 英文描述： | SERIAL INPUT LOADING, 12 us SETTLING TIME, 16-BIT DAC, PDSO16 |
| 封装： | GREEN, PLASTIC, TSSOP-16 |
| 文件页数： | 9/31页 |
| 文件大小： | 1039K |
| 代理商： | DAC8554IPWR |
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SYNC INTERRUPT
POWER-ON RESET
24thFallingEdge
SCLK
SYNC
D
IN
1
DB22
DB0
DB1 DB0
InvalidWrite-SyncInterrupt:
SYNC HIGHBefore24thFallingEdge
ValidWrite-Buffer/DACUpdate:
SYNC HIGHAfter24thFallingEdge
2
1
2
DB23
DB22
DB23
SLAS431B – JUNE 2005 – REVISED OCTOBER 2006
In a normal write sequence, the SYNC line is kept
The DAC8554 contains a power-on reset circuit that
LOW for at least 24 falling edges of SCLK and the
controls the output voltage during power-up. On
addressed DAC register is updated on the 24th
power-up, the DAC registers are filled with zeros and
falling edge. However, if SYNC is brought HIGH
the output voltages are set to zero-scale; they
before the 24th falling edge, it acts as an interrupt to
remain that way until a valid write sequence and load
the write sequence; the shift register is reset and the
command are made to the respective DAC channel.
write sequence is discarded. Neither an update of
The power-on reset is useful in applications where it
the data buffer contents, DAC register contents, nor
is important to know the state of the output of each
a change in the operating mode occurs (see
DAC while the device is in the process of powering
up. No device pin should be brought high before
power is applied to the device.
Figure 48. Interrupt and Valid SYNC Timing
17
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| DAC8554IPWRG4 | 功能描述:数模转换器- DAC 16-Bit Quad Ch UltLo Glitch Vltg Output 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 |
| DAC8555 | 制造商:BB 制造商全称:BB 功能描述:16-BIT, QUAD CHANNEL, ULTRALOW GLITCH, VOLTAGE OUTPUT DIGITAL-TO-ANALOG CONVERTER |
| DAC8555EVM | 功能描述:数据转换 IC 开发工具 QUAD CH. DAC RoHS:否 制造商:Texas Instruments 产品:Demonstration Kits 类型:ADC 工具用于评估:ADS130E08 接口类型:SPI 工作电源电压:- 6 V to + 6 V |
| DAC8555IPW | 功能描述:数模转换器- DAC 16-Bit Quad Ch UltLo Glitch Vltg Output 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 |
| DAC8555IPW | 制造商:Texas Instruments 功能描述:IC DAC 16BIT QUAD 16-TSSOP 制造商:Texas Instruments 功能描述:IC, DAC 16BIT QUAD 16-TSSOP 制造商:Texas Instruments 功能描述:IC, DAC 16BIT QUAD 16-TSSOP; Resolution (Bits):16bit; Sampling Rate:200kSPS; Input Channel Type:Serial; Supply Voltage Range:2.7V to 5.5V; Digital IC Case Style:TSSOP; No. of Pins:16; Data Interface:3 Wire, Serial; Supply ;RoHS Compliant: Yes |
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