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參數資料
| 型號： | DAC7821IRGPR |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | 50/MDR/WMNT/PLASTIC PLUG/20MIN |
| 中文描述： | 12位，并行輸入，乘法數字到模擬轉換器 |
| 文件頁數： | 4/18頁 |
| 文件大?。?/td> | 1597K |
| 代理商： | DAC7821IRGPR |
www.ti.com
DATAVALID
DATAVALID
R/
W
CS
DATA
t
1
t
2
t
2
t
3
t
4
t
5
t
6
t
7
t
8
t
9
TIMING REQUIREMENTS: 2.5 V to 4.5 V
At t
r
= t
f
= 1 ns (10% to 90% of V
DD
) and timed from a voltage level of (V
IL
+ V
IH
)/2; V
DD
= +2.5 V to +4.5 V, V
REF
= +10 V,
I
OUT
2 = 0 V. All specifications –40
°
C to +125
°
C, unless otherwise noted.
TIMING REQUIREMENTS: 4.5 V to 5.5 V
At t
r
= t
= 1 ns (10% to 90% of V
DD
) and timed from a voltage level of (V
IL
+ V
IH
)/2; V
DD
= +4.5 V to +5.5 V, V
REF
= +10 V,
I
OUT
2 = 0 V. All specifications –40
°
C to +125
°
C, unless otherwise noted.
DAC7821
SBAS365A–OCTOBER 2005–REVISED FEBRUARY 2006
TIMING INFORMATION
DAC7821
PARAMETER
(1)
t
1
t
2
t
3
t
4
t
5
t
6
t
7
t
8
t
9
TEST CONDITIONS
MIN
TYP
MAX
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
R/W to CS setup time
R/W to CS hold time
CS low time (write cycle)
Data setup time
Data hold time
R/W high to CS low
CS min high time
Data access time
Bus relinquish time
0
0
10
6
0
5
9
20
5
40
10
(1)
Ensured by design; not production tested.
DAC7821
PARAMETER
(1)
t
1
t
2
t
3
t
4
t
5
t
6
t
7
t
8
t
9
TEST CONDITIONS
MIN
TYP
MAX
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
R/W to CS setup time
R/W to CS hold time
CS low time (write cycle)
Data setup time
Data hold time
R/W high to CS low
CS min high time
Data access time
Bus relinquish time
0
0
10
6
0
5
7
10
5
20
10
(1)
Ensured by design; not production tested.
4
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相關代理商/技術參數 |
參數描述 |
|---|---|
| DAC7821IRGPT | 制造商:TI 制造商全稱:Texas Instruments 功能描述:12-Bit, Parallel Input, Multiplying Digital-to-Analog Converter |
| DAC7822 | 制造商:BB 制造商全稱:BB 功能描述:Dual, 12-Bit, Parallel Input, Multiplying Digital-to-Analog Converter |
| DAC7822IRTAR | 功能描述:數模轉換器- DAC 12-bit Dual Channel Par Input Mult RoHS:否 制造商:Texas Instruments 轉換器數量:1 DAC 輸出端數量:1 轉換速率: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 |
| DAC7822IRTARG4 | 功能描述:數模轉換器- DAC 12-bit Dual Channel Par Input Mult RoHS:否 制造商:Texas Instruments 轉換器數量:1 DAC 輸出端數量:1 轉換速率: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 |
| DAC7822IRTAT | 功能描述:數模轉換器- DAC 12-bit Dual Channel Par Input Mult RoHS:否 制造商:Texas Instruments 轉換器數量:1 DAC 輸出端數量:1 轉換速率: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 |
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