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參數(shù)資料
| 型號： | TLV5625D |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | 2.7-V TO 5.5-V LOW-POWER DUAL 8-BIT DIGITAL-TO-ANALOG CONVERTER WITH POWER DOWN |
| 中文描述： | 2.7 V至5.5 V的低功耗雙8位數(shù)字至模擬轉(zhuǎn)換器與電源向下 |
| 文件頁數(shù)： | 11/15頁 |
| 文件大?。?/td> | 194K |
| 代理商： | TLV5625D |
TLV5625
2.7-V TO 5.5-V LOW-POWER DUAL 8-BIT DIGITAL-TO-ANALOG
CONVERTER WITH POWER DOWN
SLAS233A – JULY 1999 – REVISED MARCH 2000
11
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
APPLICATION INFORMATION
data format
The 16-bit data word for the TLV5625 consists of two parts:
Program bits (D15..D12)
New data (D11..D4)
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
R1
SPD
PWR
R0
MSB
8 Data bits
LSB
0
0
0
0
SPD: Speed control bit
PWR: Power control bit
On power up, SPD and PWD are reset to 0 (slow mode and normal operation)
1
→
fast mode
1
→
power down
0
→
slow mode
0
→
normal operation
The following table lists all possible combination of register-select bits:
register-select bits
R1
R0
REGISTER
0
0
Write data to DAC B and BUFFER
0
1
Write data to BUFFER
1
0
Write data to DAC A and update DAC B with BUFFER content
1
1
Reserved
The meaning of the 12 data bits depends on the register. If one of the DAC registers or the BUFFER is selected,
then the 12 data bits determine the new DAC value:
examples of operation
Set DAC A output, select fast mode:
Write new DAC A value and update DAC A output:
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
1
1
0
0
New DAC A output value
0
0
0
0
The DAC A output is updated on the rising clock edge after D0 is sampled.
Set DAC B output, select fast mode:
Write new DAC B value to BUFFER and update DAC B output:
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
0
1
0
0
New BUFFER content and DAC B output value
0
0
0
0
The DAC A output is updated on the rising clock edge after D0 is sampled.
Set DAC A value, set DAC B value, update both simultaneously, select slow mode:
1.
Write data for DAC B to BUFFER:
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
0
0
0
1
New DAC B value
0
0
0
0
2.
Write new DAC A value and update DAC A and B simultaneously:
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
1
0
0
0
New DAC A value
0
0
0
0
P
相關(guān)PDF資料 |
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| TLV5626D | 2.7 V TO 5.5 V LOW POWER DUAL 8-BIT DIGITAL-TO-ANALOG CONVERTER WITH INTERNAL REFERENCE AND POWER DOWN |
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| TM-4-DC1 | CONNECTOR ACCESSORY |
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|---|---|
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| TLV5625IDG4 | 功能描述:數(shù)模轉(zhuǎn)換器- DAC 8-Bit 2.5-12 us Dual DAC RoHS:否 制造商:Texas Instruments 轉(zhuǎn)換器數(shù)量:1 DAC 輸出端數(shù)量:1 轉(zhuǎn)換速率:2 MSPs 分辨率:16 bit 接口類型:QSPI, SPI, Serial (3-Wire, Microwire) 穩(wěn)定時間:1 us 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-14 封裝:Tube |
| TLV5625IDR | 功能描述:數(shù)模轉(zhuǎn)換器- DAC 8-Bit 2.5-12 us Dual DAC RoHS:否 制造商:Texas Instruments 轉(zhuǎn)換器數(shù)量:1 DAC 輸出端數(shù)量:1 轉(zhuǎn)換速率:2 MSPs 分辨率:16 bit 接口類型:QSPI, SPI, Serial (3-Wire, Microwire) 穩(wěn)定時間:1 us 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-14 封裝:Tube |
| TLV5625IDRG4 | 功能描述:數(shù)模轉(zhuǎn)換器- DAC 8-Bit 2.5-12 us Dual DAC RoHS:否 制造商:Texas Instruments 轉(zhuǎn)換器數(shù)量:1 DAC 輸出端數(shù)量:1 轉(zhuǎn)換速率:2 MSPs 分辨率:16 bit 接口類型:QSPI, SPI, Serial (3-Wire, Microwire) 穩(wěn)定時間:1 us 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-14 封裝:Tube |
| TLV5626 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:2.7 V TO 5.5 V LOW POWER DUAL 8-BIT DIGITAL-TO-ANALOG CONVERTER WITH INTERNAL REFERENCE AND POWER DOWN |
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