WM5628CN 查看數據表（PDF） - Wolfson Microelectronics plc

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产品描述 (功能)

生产厂家

WM5628CN

3 & 5V Octal 8-Bit Voltage Output DAC with Serial Interface

Wolfson Microelectronics plc 

WM5628L, WM5628

Typical Performance Characteristics (continued)

Large Signal Frequency

Response

2

0

-2

-4

-6

-8

-10

VDD = 5 V

-12 TA = 25OC

-14

Vref = 1.25 Vdc + 2 Vpp

Input Code = 255

-16

-18

-20

1

10

100

Frequency (kHz)

1000

Small Signal Frequency

Response

10

0

-10

-20

-30 V DD= 5 V

TA= 25OC

Vref = 2 V dc + 0.5 Vpp

-40 Input cod e = 255

-50

-60

1

10

10 0

10 00

Frequency (kHz)

10 00 0

Positive Rise and Settling Time VDD = 3 V

Negative Fall and Settling Time VDD = 3 V

500 mV/Vert. div

2 µs/Hor. div

VDD = 3 V

TA = 25OC

code 00 to FF Hex

Range = x 2

Vref = 1.25 V

500 mV/Vert. div

2 µs/Hor. div

VDD = 3 V

TA = 25OC

code FF to 00 Hex

Range = x 2

Vref = 1.25 V

Rise time = 2.5 µs, Positive slew rate = 0.80 µs

Settling time = 4.5µs

Positive Rise and Settling Time VDD = 5 V

1 V/Vert. div

2 µs/Hor. div

VDD = 5 V

TA = 25OC

code 00 to FF Hex

Range = x 2

Vref = 2 V

Rise time = 3.75 µs, Positive slew rate = 0.54 µs

Settling time = 5.9µs

Fall time = 4.85 µs, Negative slew rate = 0.41 µs

Settling time = 8.0 µs

Negative Fall and Settling Time VDD = 5 V

1 V/Vert. div

5 µs/Hor. div

VDD = 5 V

TA = 25OC

code FF to 00 Hex

Range = x 2

Vref = 2 V

Fall time = 5.9 µs, Negative slew rate = 0.54 µs

Settling time = 8.5 µs

8

Wolfson Microelectronics

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