TLC5902PZP datasheet(10/23 Pages) TI1

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TLC5902

LED DRIVER

SLLS382 – DECEMBER 1999

POST OFFICE BOX 655303

• DALLAS, TEXAS 75265

electrical characteristics, MIN/MAX: VCC(LOG) = VCCANA = PVCC = 4.5 V to 5.5 V, TA = –20°C to 85°C

TYP: VCC(LOG) = VCC(ANA) = PVCC = 5 V, TA = 25°C (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VOH

High–level output voltage

IOH = –1 mA, DOUT0 to DOUT7,

GSOUT, BOUT

VCC(LOG)

–0.5V

VOL

ow–level output voltage

IOL = 1 mA, DOUT0 to DOUT7, GSOUT,

BOUT

0.5

IOL = 5 mA DOWN

0.5

Input current

VI = VCC(LOG) or GND(LOG)

±1

µA

I(OG)

Supply current (logic)

Input signal is static, TS_ENA = H,

WD_CAP = OPEN

I(LOG)

Supply current (logic)

Data transfer,

DCLK = 15 MHz,

GSCLK = 1 MHz

I(ANA)

Supply current (analog)

LED turns on,

R(IREF) = 590 Ω

I(ANA)

Supply current (analog)

LED turns off,

R(IREF) = 590 Ω

R(IREF) = 1180 Ω,

LED turns off

R(IREF) = 590 Ω,

LED turns off

I(PVCC)

Supply current (constant current driver)

VO = 1 V,

R(IREF) = 1180 Ω,

16 bits output turns on

VO = 1 V,

R(IREF) = 590 Ω,

16 bits output turns on

IOL(C1)

Constant output current

VO = 1 V,

V(IREF) = 1.24 V,

R(IREF) = 1180 Ω

IOL(C2)

Constant output current

VO = 1 V,

V(IREF) = 1.24 V,

R(IREF) = 590 Ω

Ilkg

Constant output leakage current

VO = 15 V,

R(IREF) = 590 Ω,

LED turn off

µA

∆IOL(C)

Constant output current error between bit

VCC(LOG) = VCC(ANA) = PVCC = 5 V,

V(IREF) = 1.24 V,

R(IREF) = 590 Ω,

All bits turns on,

VO = 1 V

±1%

±4%

∆OL(C1)

Changes in constant output current

depend on supply voltage

V(IREF) = 1.24 V

±1%

±4%

∆OL(C2)

Changes in constant output current

depend on output voltage

V(IREF) = 1.24 V,

R(IREF) = 1180 Ω,

1 bit output turns on, VO = 1 V to 3 V

±1%

±2%

T(tsd)

TSD detection temperature (thermal

shutdown circuit)

Junction temperature

150

160

170

°C

T(wdt)

WDT detection time (watch–dog timer

circuit)

No external capacitor

V(IREF)

Voltage reference

BC_ENA = L,

R(IREF) = 590 Ω

1.24

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