WM2617 查看數據表（PDF） - Wolfson Microelectronics plc

零件编号

产品描述 (功能)

生产厂家

WM2617

Dual 10-Bit Serial DAC with Power Down

Wolfson Microelectronics plc 

WM2617

Production Data

ELECTRICAL CHARACTERISTICS

Test Conditions:

RL = 10kΩ, CL = 100pF. VDD = 5V ± 10%, VREF = 2.048V and VDD = 3V ± 10%, VREF = 1.024V over recommended operating

free-air temperature range (unless noted otherwise)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN TYP MAX

UNIT

Static DAC Specifications

Resolution

10

bits

Integral non-linearity

INL

See Note 1

±1

LSB

Differential non-linearity

DNL

See Note 2

±0.1 ±0.5

LSB

Zero code error

ZCE

See Note 3

3

±12

mV

Gain error

GE

See Note 4

0.1

±0.6

% FSR

D.c. power supply rejection ratio

DC PSRR

See Note 5

0.5

mV/V

Zero code error temperature coefficient

See Note 6

10

ppm/°C

Gain error temperature coefficient

See Note 6

10

ppm/°C

DAC Output Specifications

Output voltage range

0

VDD - 0.1 V

Output load regulation

Power Supplies

2kΩ to 10kΩ load

See Note 7

0.1

0.3

%

Active supply current

Power down supply current

Dynamic DAC Specifications

IDD

No load, VIH = VDD, VIL = 0V

VDD = 5.5V, VREF = 2.048V Slow

VDD = 5.5V, VREF = 2.048V Fast

See Note 8

No load,

all digital inputs 0V or VDD

0.6

1.0

mA

1.6

2.5

mA

0.01

µA

Slew rate

Settling time

Glitch energy

DAC code 32 to 1023, 10%-90%

Slow

0.3 0.5

Fast

2.4 3.0

See Note 9

DAC code 32 to 1023

Slow

12

Fast

4

See Note 10

Code 511 to 512

10

V/µs

V/µs

µs

µs

nV-s

Reference

Reference input resistance

RREFIN

10

MΩ

Reference input capacitance

CREFIN

5

pF

Reference feedthrough

Reference input bandwidth

Digital Inputs

VREF = 1VPP at 1kHz

-60

+ 1.024V dc, DAC code 0

VREF = 0.2VPP + 1.024V dc

DAC code 512

Slow

0.5

Fast

1.0

dB

MHz

MHz

High level input current

IIH

Input voltage = VDD

1

µA

Low level input current

IIL

Input voltage = 0V

-1

µA

Input capacitance

CI

8

pF

WOLFSON MICROELECTRONICS LTD

PD Rev 1.1 October 2000

3

Share Link: