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參數(shù)資料
| 型號(hào)： | DAC1221E |
| 英文描述： | 16-Bit Low Power DIGITAL-TO-ANALOG CONVERTER |
| 中文描述： | 16位低功耗數(shù)字到模擬轉(zhuǎn)換器 |
| 文件頁數(shù)： | 12/14頁 |
| 文件大小： | 125K |
| 代理商： | DAC1221E |
12
DAC1221
SYMBOL
DESCRIPTION
MIN
NOM
MAX
UNITS
f
XIN
t
XIN
t
1
t
2
t
3
t
4
t
5
t
6
t
7
t
8
t
9
X
IN
Clock Frequency
X
IN
Clock Period
X
IN
Clock High
X
IN
Clock LOW
SCLK HIGH
SCLK LOW
1
2.5
1000
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
400
0.4 t
XIN
0.4 t
XIN
5 t
XIN
5 t
XIN
40
20
0
Data In Valid to SCLK Falling Edge (Setup)
SCLK Falling Edge to Data In Not Valid (Hold)
Data Out Valid After Rising Edge of SCLK (Hold)
SCLK Rising Edge to New Data Out Valid (Delay)
(1)
Falling Edge of Last SCLK for INSR to Rising Edge of First
SCLK for Register Data
Falling Edge of CS to Rising Edge of SCLK
Falling Edge of Last SCLK for INSR to SDIO as Output
SDIO as Output to Rising Edge of First SCLK for Register Data
Falling Edge of Last SCLK for Register Data to SDIO Tri-State
Falling Edge of Last SCLK for Register Data to Rising Edge
of First SCLK of next INSR (CS Tied LOW)
Rising Edge of CS to Falling Edge of CS (Using CS)
50
13 t
XIN
t
10
t
11
t
12
t
13
t
14
11 t
XIN
8 t
XIN
10 t
XIN
4 t
XIN
4 t
XIN
41 t
XIN
6 t
XIN
t
15
22 t
XIN
ns
NOTE: (1) With 10pF load.
TABLE VIII. Digital Timing Characteristics.
t
XIN
t
1
X
IN
t
2
t
3
t
4
t
5
t
7
t
6
t
8
SCLK
SDIO
t
14
t
9
IN7
IN0
IN1
INM
IN1
IN0
IN7
Write Register Data
IN7
OUT0
OUT1
OUTM
IN1
IN0
IN7
Read Register Data
SCLK
SDIO
SDIO
CS
SCLK
SDIO
t
15
t
10
IN7
IN0
IN1
IN0
IN1
IN7
INM
t
10
t
9
Write Register Data
SDIO
IN7
OUT0
OUT1
IN0
IN1
IN7
OUTM
Read Register Data
FIGURE 5. X
IN
Clock Timing.
FIGURE 6. Serial Input/Output Timing.
FIGURE 7. Serial Interface Timing (CS always LOW).
FIGURE 8. Serial Interface Timing (using CS).
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
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| DAC1221E/2K5 | 制造商:Rochester Electronics LLC 功能描述:D/A CONV, 16-BIT 3V - Bulk |
| DAC1221EG4 | 功能描述:數(shù)模轉(zhuǎn)換器- DAC 16B Delta-Sigma Low Power 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(shí)間:1 us 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-14 封裝:Tube |
| DAC1221LCN | 制造商:n/a 功能描述:1221 |
| DAC1221LCN/A+ | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:12-Bit Digital-to-Analog Converter |
| DAC1221LCN/B+ | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:12-Bit Digital-to-Analog Converter |
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