AS1505 查看數據表（PDF） - austriamicrosystems AG

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AS1505

Octal 8-Bit Programmable Low-Power DACs with Shutdown and Mid-Scale Reset

austriamicrosystems AG 

AS1504, AS1505

Data Sheet

austriamicrosystems

6 Typical Operating Characteristics

Figure 2. Differential Non-Linearity; VDD = 2.7V,

VREFH = 2.7V, VREFL= 0V, TAMB = -40, +25, and +85ºC

Figure 3. Integral Non-Linearity; VDD = 2.7V,

VREFH = 2.7V, VREFL= 0V, TAMB = -40, +25, and +85ºC

0.6

0.6

0.4

0.4

0.2

0.2

0

0

-0.2

-0.2

-0.4

-0.4

-0.6

0

32 64 96 128 160 192 224 256

Code

Figure 4. Reference Current vs. Code;

VDD = 2.7V, VREFH = 2.7V, VREFL= 0V

500

-0.6

0

32 64 96 128 160 192 224 256

Code

Figure 5. Reference Current vs. Code;

VDD = 5.5V, VREFH = 5.5V, VREFL= 0VReference C.

1250

400

1000

300

750

200

500

100

0

0 32 64 96 128 160 192 224 256

Code

Figure 6. DNL vs. Channel;

VDD = 2.7V, T = 25ºC

0.2

MAX

250

0

0 32 64 96 128 160 192 224 256

Code

Figure 7. Offset Error vs. Channel;

VDD = 2.7V, T = 25ºC, all DACs (except selected) = 0x00h

0.1

0

MIN

-0.1

0 1 2 3 45 6 7 8

Channel

0 12 3 45 67 8

Channel

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