參數(shù)資料
型號(hào): TLV5633I
廠(chǎng)商: Texas Instruments, Inc.
英文描述: 2.7 V TO 5.5 V LOW POWER 12-BIT DIGITAL-TO-ANALOG CONVERTERS WITH INTERNAL REFERENCE AND POWER DOWN
中文描述: 2.7 V至5.5 V低功耗12位數(shù)字到模擬,具有內(nèi)部參考和斷電變換器
文件頁(yè)數(shù): 2/22頁(yè)
文件大小: 301K
代理商: TLV5633I
TLV5633C, TLV5633I
2.7 V TO 5.5 V LOW POWER 12-BIT DIGITAL-TO-ANALOG
CONVERTERS WITH INTERNAL REFERENCE AND POWER DOWN
SLAS190 – MARCH 1999
2
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
functional block diagram
Interface
Control
4-Bit
DAC MSW
Holding
Latch
A(0,1)
CS
WE
OUT
Power-On
Reset
x2
4
5-Bit
Control
Latch
5
Powerdown
and Speed
Control
2
Voltage
Bandgap
PGA With
Output Enable
12-Bit
DAC
Register
12
12
REF
AGND
DVDD
LDAC
2
8-Bit
DAC LSW
Holding
Latch
8
8
4
D(0–7)
PWR
SPD
AVDD
Terminal Functions
TERMINAL
I/O/P
DESCRIPTION
NAME
A1, A0
NO.
7, 8
I
Address input
AGND
14
P
Ground
AVDD
CS
11
P
Positive power supply (analog part)
18
I
Chip select. Digital input active low, used to enable/disable inputs
D0 – D1
19, 20
I
Data input
D2 – D7
1–6
I
Data input
DVDD
LDAC
10
P
Positive power supply (digital part)
16
I
Load DAC. Digital input active low, used to load DAC output
OUT
13
O
DAC analog voltage output
PWR
15
I
Power down. Digital input active low
REF
12
I/O
Analog reference voltage input/output
SPD
9
I
Speed select. Digital input
WE
17
I
Write enable. Digital input active low, used to latch data
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