AD1928(RevB) Ver la hoja de datos (PDF) - Analog Devices
Número de pieza
componentes Descripción
fabricante
AD1928 Datasheet PDF : 32 Pages
| |||
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
AD1928
48 47 46 45 44 43 42 41 40 39 38 37
AGND 1
36 AGND
MCLKI/XI 2
35 FILTR
MCLKO/XO 3
34 AGND
AGND 4
33 AVDD
AVDD 5
AD1928
32 AGND
OL3 6
OR3 7
OL4 8
OR4 9
PD/RST 10
E DSDATA4 11
DGND 12
TOP VIEW
(Not to Scale)
SINGLE-ENDED
OUTPUT
31 OR2
30 OL2
29 OR1
28 OL1
27 CLATCH
26 CCLK
25 DGND
13 14 15 16 17 18 19 20 21 22 23 24
ET NC = NO CONNECT
Figure 2. Pin Configuration, 48-Lead LQFP
Table 10. Pin Function Descriptions
L Pin No. Input/Output Mnemonic
1
I
AGND
2
I
MCLKI/XI
3
O
MCLKO/XO
O 4
I
AGND
5
I
AVDD
6
O
OL3
7
O
OR3
S 8
O
OL4
9
O
OR4
10
I
PD/RST
B 11
I/O
DSDATA4
12
I
13
I
O 14
I/O
DGND
DVDD
DSDATA3
Description
Analog Ground.
Master Clock Input/Crystal Oscillator Input.
Master Clock Output/Crystal Oscillator Output.
Analog Ground.
Analog Power Supply. Connect to analog 3.3 V supply.
DAC Left 3 Output.
DAC Right 3Output.
DAC Left 4 Output.
DAC Right 4 Output.
Power-Down Reset (Active Low).
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).
Digital Ground.
Digital Power Supply. Connect to digital 3.3 V supply.
DAC Serial Data Input 3. Data input to DAC3 data in/TDM DAC2 data in (dual-line
mode)/AUX ADC2 data in (from external ADC2).
15
I/O
DSDATA2
DAC Serial Data Input 2. Data input to DAC2 data in/TDM DAC data out/AUX ADC1 data in
(from external ADC1).
16
I
DSDATA1
DAC Serial Data Input 1. Data input to DAC1 data in/TDM DAC data in/TDM data in.
17
I/O
DBCLK
Bit Clock for DACs.
18
I/O
DLRCLK
LR Clock for DACs.
19
I/O
ASDATA1
ADC Serial Data Output 1. Data output from ADC1/TDM ADC data out/TDM data out.
20
O
ADCTDMOUT
ADC TDM Data Output.
21
I/O
ABCLK
Bit Clock for ADCs.
22
I/O
ALRCLK
LR Clock for ADCs.
23
I
CIN
Control Data Input (SPI).
24
I/O
COUT
Control Data Output (SPI).
Rev. B | Page 9 of 32
Share Link: 