DAC124S085_16 datasheet(6/32 Pages) TI1

Part #	DAC124S085

Description	DAC124S085 12-Bit Micro Power Quad Digital-to-Analog Converter With Rail-to-Rail Output

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Manufacturer	TI1 [Texas Instruments]

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6

DAC124S085

SNAS348G – MAY 2006 – REVISED APRIL 2016

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Electrical Characteristics (continued)

TA = 25°C, VA = 2.7 V to 5.5 V, VREFIN = VA, CL = 200 pF to GND, fSCLK = 30 MHz, and input code range 48 to 4047 (unless

otherwise noted).

PARAMETER

TEST CONDITIONS

MIN

TYP(1)

MAX

UNIT

(3)

To ensure accuracy, it is required that VA and VREFIN be well bypassed.

IOS

Output short-circuit current

(source)

VA = 3 V, VOUT = 0 V, Input Code = FFFh

–56

mA

VA = 5 V, VOUT = 0 V, Input Code = FFFh

–69

mA

IOS

Output short-circuit current

(sink)

VA = 3 V, VOUT = 3 V, Input Code = 000h

52

mA

VA = 5 V, VOUT = 5 V, Input Code = 000h

75

mA

IO

Continuous output current(2)

Available on each DAC output,

–40°C

≤ TA ≤ 105°C

11

mA

CL

Maximum load capacitance

RL = ∞

1500

pF

RL = 2 kΩ

1500

pF

ZOUT

DC output impedance

7.5

Ω

REFERENCE INPUT CHARACTERISTICS

VREFIN

(3

)

Input range minimum

TA = 25°C

0.2

V

–40°C

≤ TA ≤ 105°C

1

Input range maximum

–40°C

≤ TA ≤ 105°C

VA

V

Input impedance

30

k

Ω

LOGIC INPUT CHARACTERISTICS

IIN

Input current(2)

–40°C

≤ TA ≤ 105°C

±1

µA

VIL

Input low voltage(2)

VA = 3 V

TA = 25°C

0.9

V

–40°C

≤ TA ≤ 105°C

0.6

VA = 5 V

TA = 25°C

1.5

V

–40°C

≤ TA ≤ 105°C

0.8

VIH

Input high voltage(2)

VA = 3 V

TA = 25°C

1.4

V

–40°C

≤ TA ≤ 105°C

2.1

VA = 5 V

TA = 25°C

2.1

V

–40°C

≤ TA ≤ 105°C

2.4

CIN

Input capacitance(2)

–40°C

≤ TA ≤ 105°C

3

pF

POWER REQUIREMENTS

VA

(3)

Supply voltage minimum

–40°C

≤ TA ≤ 105°C

2.7

V

Supply voltage maximum

–40°C

≤ TA ≤ 105°C

5.5

V

IN

Normal supply current

fSCLK = 30 MHz,

output unloaded,

VA = 2.7 V to 3.6 V

TA = 25°C

360

µA

–40°C

≤ TA ≤ 105°C

485

fSCLK = 30 MHz,

output unloaded,

VA = 4.5 V to 5.5 V

TA = 25°C

480

µA

–40°C

≤ TA ≤ 105°C

650

fSCLK = 0 MHz, output unloaded, VA = 2.7 V to 3.6 V

330

µA

fSCLK = 0 MHz, output unloaded, VA = 4.5 V to 5.5 V

440

µA

IPD

Power-down supply

current(2)

All PD modes,

output unloaded,

SYNC = DIN = 0 V

after PD mode loaded,

VA = 2.7 V to 3.6 V

TA = 25°C

0.1

µA

–40°C

≤ TA ≤ 105°C

1

All PD modes,

output unloaded,

SYNC = DIN = 0 V

after PD mode loaded,

VA = 4.5 V to 5.5 V

TA = 25°C

0.15

µA

–40°C

≤ TA ≤ 105°C

1

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