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參數(shù)資料
| 型號： | AS1504-T |
| 廠商： | AUSTRIAMICROSYSTEMS AG |
| 元件分類： | DAC |
| 英文描述： | Octal, 8-bit, Mid-Scale Reset; Package Type: SOIC(150mil)-16 |
| 中文描述： | 八進(jìn)制8位可編程低功耗DAC的具有關(guān)斷和中間刻度重置 |
| 封裝： | SOIC(150mil)-16 |
| 文件頁數(shù)： | 2/17頁 |
| 文件大小： | 471K |
| 代理商： | AS1504-T |
www.austriamicrosystems.com
Revision 1.0
2 - 17
AS1504/AS1505
Data Sheet
- Pinout
4 Pinout
Pin Assignments
Figure 2. Pin Assignments (Top View)
Pin Descriptions
Table 2. Pin Descriptions
Pin Number
Pin Name
CLK
Description
(see Figure 2)
Serial Clock Input
. Positive-edge triggered.
Chip Select
. When this active-low pin goes high, the serial input register data is
decoded based on the address bits and loaded into the target DAC register.
Ground
DAC 1 Output
. DAC 1 address = 000
2
.
DAC 2 Output
. DAC 1 address = 001
2
.
DAC 3 Output
. DAC 1 address = 010
2
.
DAC 4 Output
. DAC 1 address = 011
2
.
DAC 5 Output
. DAC 1 address = 100
2
.
DAC 6 Output
. DAC 1 address = 101
2
.
DAC 7 Output
. DAC 1 address = 110
2
.
DAC 8 Output
. DAC 1 address = 111
2
.
Reset
(AS1504 Only). Active-low asynchronous reset to mid-scale output setting.
Loads all DAC latches with 80
h
.
Serial Data Input
Shutdown
. Active-low reference input open-circuit. All DAC outputs open-circuit.
Note:
DAC latch settings are maintained during shutdown.
Positive Supply Voltage
. +3 to +5V.
Common High-Side DAC Reference Input
Common Low-Side DAC Reference Input
(AS1505 Only).
CSN
GND
OUT1
OUT2
OUT3
OUT4
OUT5
OUT6
OUT7
OUT8
RSN
SDI
SHDNN
V
DD
V
REFH
V
REFL
1
V
REFH
AS1504
2
OUT1
3
OUT2
4
OUT3
5
OUT4
6
SHDNN
7
CSN
16
V
DD
15
RSN
14
OUT8
13
OUT7
12
OUT6
11
OUT5
10
SDI
9
CLK
8
GND
1
V
REFH
AS1505
2
OUT1
3
OUT2
4
OUT3
5
OUT4
6
SHDNN
7
CSN
16
V
DD
15
OUT8
14
OUT7
13
OUT6
12
OUT5
11
SDI
10
CLK
9
V
REFL
8
GND
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