LTC2607 Просмотр технического описания (PDF) - Linear Technology

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LTC2607

16-/14-/12-Bit Dual Rail-to-Rail DACs with I2C Interface

Linear Technology 

LTC2607/LTC2617/LTC2627

TYPICAL PERFOR A CE CHARACTERISTICS

LTC2607/LTC2617/LTC2627

Large-Signal Response

Midscale Glitch Impulse

Power-On Reset to Zeroscale

VOUT

0.5V/DIV

VREF = VCC = 5V

1/4-SCALE TO 3/4-SCALE

2.5µs/DIV

VOUT

10mV/DIV

2607 G23

SCL

2V/DIV

TRANSITION FROM

MS-1 TO MS

TRANSITION FROM

9TH CLOCK

MS TO MS-1

OF 3RD DATA

BYTE

2.5µs/DIV

2606 G26

VCC

1V/DIV

VOUT

10mV/DIV

4mV PEAK

250µs/DIV

2607 G25

Headroom at Rails

vs Output Current

5.0

4.5

5V SOURCING

4.0

3.5

3V SOURCING

3.0

2.5

2.0

1.5

5V SINKING

1.0

3V SINKING

0.5

0

0 1 2 3 4 5 6 7 8 9 10

IOUT (mA)

2607 G26

Supply Current vs Logic Voltage

950

900

VCC = 5V

SWEEP LDAC

850

OV TO VCC

800

750

700

650

600

550

500

0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5

LOGIC VOLTAGE (V)

2607 G28

Power-On Reset to Midscale

VREF = VCC

1V/DIV

VCC

VOUT

500µs/DIV

2607 G27

Supply Current vs Logic Voltage

1300

VCC = 5V

1200

SWEEP SCL AND

SDA OV TO VCC

1100

AND VCC TO OV

1000

HYSTERSIS

900

370mV

800

700

600

500

0

1

2

3

4

5

LOGIC VOLTAGE (V)

2607 G029

8

26071727f

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