參數(shù)資料
型號: AD1933YSTZ
廠商: Analog Devices Inc
文件頁數(shù): 28/28頁
文件大?。?/td> 0K
描述: IC DAC 24BIT SRL/SPI 8CH
標(biāo)準(zhǔn)包裝: 1
位數(shù): 24
數(shù)據(jù)接口: 串行,SPI?
轉(zhuǎn)換器數(shù)目: 8
電壓電源: 模擬和數(shù)字
功率耗散(最大): 429mW
工作溫度: -40°C ~ 105°C
安裝類型: 表面貼裝
封裝/外殼: 64-LQFP
供應(yīng)商設(shè)備封裝: 64-LQFP(10x10)
包裝: 托盤
輸出數(shù)目和類型: 8 電壓,雙極
采樣率(每秒): 192k
Data Sheet
AD1933
Rev. E | Page 9 of 28
Pin No.
Input/Output
Mnemonic
Description
23
I
VSUPPLY
5 V Input to Regulator, Emitter of Pass Transistor.
24
I
VSENSE
3.3 V Output of Regulator, Collector of Pass Transistor.
25
O
VDRIVE
Drive for Base of Pass Transistor.
26
O
AUXDATA1
AUX DAC1 data out (to external DAC1).
27, 49, 50,
63, 64
NC
No Connect.
28
I/O
AUXTDMBCLK
Auxiliary Mode Only DAC TDM Bit Clock.
29
I/O
AUXTDMLRCLK
Auxiliary Mode Only DAC LR TDM Clock.
30
I
CIN
Control Data Input (SPI).
31
I/O
COUT
Control Data Output (SPI).
32
I
DVDD
Digital Power Supply. Connect to digital 3.3 V supply.
33
I
DGND
Digital Ground.
34
I
CCLK
Control Clock Input (SPI).
35
I
CLATCH
Latch Input for Control Data (SPI).
36
O
OL1P
DAC 1 Left Positive Output.
37
O
OL1N
DAC 1 Left Negative Output.
38
O
OR1P
DAC 1 Right Positive Output.
39
O
OR1N
DAC 1 Right Negative Output.
40
O
OL2P
DAC 2 Left Positive Output.
41
O
OL2N
DAC 2 Left Negative Output.
42
O
OR2P
DAC 2 Right Positive Output.
43
O
OR2N
DAC 2 Right Negative Output.
44
I
AGND
Analog Ground.
45
I
AVDD
Analog Power Supply. Connect to analog 3.3 V supply.
46
I
AGND
Analog Ground.
47
O
FILTR
Voltage Reference Filter Capacitor Connection. Bypass with 10 F||100 nF to AGND.
48
I
AGND
Analog Ground.
51
I
AVDD
Analog Power Supply. Connect to analog 3.3 V supply.
52
O
CM
Common-Mode Reference Filter Capacitor Connection. Bypass with 47 F||100 nF
to AGND.
53 to 60
I
NC
Must Be Tied to Common Mode, Pin 52. Alternately, ac-couple these pins to ground.
61
O
LF
PLL Loop Filter, Return to AVDD.
62
I
AVDD
Analog Power Supply. Connect to analog 3.3 V supply.
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