參數資料
型號: AD9754
廠商: Analog Devices, Inc.
英文描述: 14-Bit D/A Converter(100MSPS,14位D/A轉換器)
中文描述: 14位D / A轉換(100MSPS時,14位的D / A轉換器)
文件頁數: 5/22頁
文件大?。?/td> 292K
代理商: AD9754
AD9754
–5–
REV. 0
PRELIMINARY
Complementary DAC Current Output. Full-scale current when all data bits are 0s.
DAC Current Output. Full-scale current when all data bits are 1s.
Internal Bias Node for Switch Driver Circuitry. Decouple to ACOM with 0.1
μ
F capacitor.
Analog Supply Voltage (+2.7 V to +5.5 V).
Digital Common.
Digital Supply Voltage (+2.7 V to +5.5 V).
Clock Input. Data latched on positive edge of clock.
TECHNICAL
Analog Common.
PIN CONFIGURATION
14
13
12
11
17
16
15
20
19
18
10
9
8
1
2
3
4
7
6
5
TOP VIEW
(Not to Scale)
28
27
26
25
24
23
22
21
AD9754
NC = NO CONNECT
(MSB) DB13
DB12
DB11
DB10
DB9
DB8
DB7
DB6
DB5
DB4
DB3
DB2
DB1
(LSB) DB0
CLOCK
DVDD
DCOM
NC
AVDD
ICOMP
IOUTA
IOUTB
ACOM
NC
FS ADJ
REFIO
REFLO
SLEEP
PIN FUNCTION DESCRIPTIONS
Pin No.
Name
Description
1
2–13
14
15
DB13
DB12–DB1 Data Bits 1–12.
DB0
Least Significant Data Bit (LSB).
SLEEP
Power-Down Control Input. Active High. Contains active pull-down circuit; it may be left unterminated if
not used.
REFLO
Reference Ground when Internal 1.2 V Reference Used. Connect to AVDD to disable internal reference.
REFIO
Reference Input/Output. Serves as reference input when internal reference disabled (i.e., Tie REFLO to
AVDD). Serves as 1.2 V reference output when internal reference activated (i.e., Tie REFLO to ACOM).
Requires 0.1
μ
F capacitor to ACOM when internal reference activated.
FS ADJ
Full-Scale Current Output Adjust.
NC
No Connect.
ACOM
IOUTB
IOUTA
ICOMP
AVDD
DCOM
DVDD
CLOCK
Most Significant Data Bit (MSB).
16
17
18
19, 25
20
21
22
23
24
26
27
28
相關PDF資料
PDF描述
AD976 16-Bit, 100 kSPS/200 kSPS BiCMOS A/D Converters(100kSPS 16位A/D轉換器)
AD9772AST 14-Bit, 150 MSPS TxDAC⑩ with 2x Interpolation Filter
AD9772EB 14-Bit, 150 MSPS TxDAC⑩ with 2x Interpolation Filter
AD9772A 14-Bit, 160 MSPS TxDAC+ with 2x Interpolation Filter
AD9772AAST 14-Bit, 160 MSPS TxDAC+ with 2x Interpolation Filter
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