VSP5621 datasheet(7/41 Pages) TI1

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VSP5620

VSP5621

VSP5622

www.ti.com

SBES022

– JULY 2011

ELECTRICAL CHARACTERISTICS: VSP5621 (continued)

All specifications at TA = +25°C, supply voltage = +3.3 V, conversion rate = 12.5 MHz, and four-channel mode, unless

otherwise noted.

VSP5621

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

LED DRIVER

Output current

ILD

mA/ch

Off-state leak current

µA

Output current tolerance

–10

Total output current(1)

All channels

132

Channel mismatch

–5

Current step

steps/ch

0.7

4.5

Drive voltage

VLD

LED turns off, ILD = 0 mA

Temperature drift

TA = 0°C to +85°C, design ensured

–2

POWER SUPPLY

LDO and analog I/O supply voltage

VDD

3.0

3.3

3.6

Digital I/O supply voltage

DVDD_IO

3.0

3.3

3.6

LVDS/CMOS supply voltage

LVDD

3.0

3.3

3.6

LDO and analog I/O current

VDD

99.6

Digital I/O current

DVDD_IO

Load = 10 pF

5.4

CMOS current

LVDD

LVDS current

LVDD

Two-pair data, one-pair clock

LVDS, two-pair

406

Power consumption

CMOS output

380

Standby mode (MCLK = 0 MHz)

TEMPERATURE RANGE

Operation temperature

+85

°C

DLL, PLL

MCLK input frequency

fMCLK

16.66

MHz

MCLK modulated frequency

MCLK

> 5 MHz

kHz

MCLK modulated amplitude

–3.5

DLL tap number

Taps

Maximum DLL and PLL lock-up time

MCLK = 1 MHz

(1)

The total current limitation circuitry is not included.

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