参数资料
型号: AD1934WBSTZ-RL
厂商: Analog Devices Inc
文件页数: 28/28页
文件大小: 0K
描述: IC DAC 8CH W/ON-CHIP PLL 48LQFP
标准包装: 2,000
位数: 24
数据接口: 串行,SPI?
转换器数目: 8
电压电源: 模拟和数字
工作温度: -40°C ~ 105°C
安装类型: 表面贴装
封装/外壳: 48-LQFP
供应商设备封装: 48-LQFP(7x7)
包装: 带卷 (TR)
输出数目和类型: 8 电压,单极
采样率(每秒): *
Data Sheet
AD1934
Rev. D | Page 9 of 28
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
06106-
020
AV
DD
48
LF
47
NC
46
NC
45
NC
44
NC
43
NC
42
NC
41
NC
40
NC
39
CM
38
AV
DD
37
DV
DD
13
DS
DAT
A3
14
DS
DAT
A2
15
DS
DAT
A1
16
DBCL
K
17
DL
RCL
K
18
AUX
DAT
A1
19
NC
20
AUX
T
DM
BCL
K
21
AUX
T
DM
L
RCL
K
22
CI
N
23
CO
UT
24
AGND
1
MCLKI/XI
2
MCLKO/XO
3
AGND
4
AVDD
5
OL3
6
OR3
7
OL4
8
OR4
9
PD/RST 10
DSDATA4
11
DGND 12
AGND
36
FILTR
35
AGND
34
AVDD
33
AGND
32
OR2
31
OL2
30
OR1
29
OL1
28
CLATCH
27
CCLK
26
DGND
25
AD1934
TOP VIEW
(Not to Scale)
SINGLE-ENDED
OUTPUT
NC = NO CONNECT
Figure 2. Pin Configuration
Table 10. Pin Function Description
Pin No.
Input/Output
Mnemonic
Description
1
I
AGND
Analog Ground.
2
I
MCLKI/XI
Master Clock Input/Crystal Oscillator Input.
3
O
MCLKO/XO
Master Clock Output/Crystal Oscillator Output.
4
I
AGND
Analog Ground.
5
I
AVDD
Analog Power Supply. Connect to analog 3.3 V supply.
6
O
OL3
DAC 3 Left Output.
7
O
OR3
DAC 3 Right Output.
8
O
OL4
DAC 4 Left Output.
9
O
OR4
DAC 4 Right Output.
10
I
PD/RST
Power-Down Reset (Active Low).
11
I/O
DSDATA4
DAC Serial Data Input 4. Data input to DAC4 data in/TDM DAC2 data out (dual-line
mode)/AUX DAC2 data out (to external DAC2).
12
I
DGND
Digital Ground.
13
I
DVDD
Digital Power Supply. Connect to digital 3.3 V supply.
14
I/O
DSDATA3
DAC Serial Data Input 3. Data input to DAC3 data in/TDM DAC2 data in (dual-line
mode)/AUX not used.
15
I/O
DSDATA2
DAC Serial Data Input 2. Data input to DAC2 data in/TDM DAC2 data out/AUX not used.
16
I
DSDATA1
DAC Serial Data Input 1. Data input to DAC1 data in/TDM DAC data in/AUX TDM data in.
17
I/O
DBCLK
Bit Clock for DACs (Regular Stereo, TDM, or Daisy-Chain TDM Mode).
18
I/O
DLRCLK
LR Clock for DACs (Regular Stereo, TDM, or Daisy-Chain TDM Mode).
19
O
AUXDATA1
AUX DAC1 data out (to external DAC1).
20
NC
No Connect.
21
I/O
AUXTDMBCLK
Auxiliary Mode Only DAC TDM Bit Clock.
22
I/O
AUXTDMLRCLK
Auxiliary Mode Only DAC LR TDM Clock.
23
I
CIN/ADR0
Control Data Input (SPI).
24
I/O
COUT/SDA
Control Data Output (SPI).
25
I
DGND
Digital Ground.
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