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ELECTRICAL CHARACTERISTICS

TMDS442

SLLS757A – AUGUST 2006 – REVISED MARCH 2007

RECOMMENDED OPERATING CONDITIONS (continued)

MIN

NOM

MAX

UNIT

VIL

LVTTL Low-level input voltage

GND

0.8

V

CONTROL PINS (OVS)

VIH

LVTTL High-level input voltage

3

3.6

V

VIL

LVTTL Low-level input voltage

-0.5

0.5

V

STATUS PINS (HPD_SINK, 5V_PWR)

VIH

High-level input voltage

2

5.3

V

VIL

Low-level input voltage

GND

0.8

V

DDC I/O PINS (SCL_SINK, SDA_SINK)

VIH

High-level input voltage

0.7VCC

5.5

V

VIL

Low-level input voltage

-0.5

0.3VCC

V

VILC

Low-level input voltage contention(1)

-0.5

0.4

V

DDC I/O PINS (SCL, SDA)

VIH

High-level input voltage

2.1

5.5

V

VIL

Low-level input voltage

-0.5

1.5

V

LOCAL I2C PINS (LC_SCL, LC_SDA)

VIH

High-level input voltage

0.7VCC

VCC

V

VIL

Low-level input voltage

-0.5

0.3VCC

V

(1)

VIL specification is for the first low level seen by the SCL_SINK/SDA_SINK lines. VILC is for the second and subsequent low levels seen

by the SCL_SINK/SDA_SINK lines.

over recommended operating conditions (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP(1)

MAX

UNIT

VIH = VCC, VIL = VCC – 0.4 V, RT = 50 Ω,

AVCC = 3.3 V,

ICC

Supply current

250

412(2)

mA

Ai/Bi(2:4) = 1.65-Gbps HDMI data pattern,

Ai/Bi(1) = 165-MHz Pixel clock

VIH = VCC, VIL = VCC – 0.4 V, RT = 50 Ω,

AVCC = 3.3 V,

PD

Power dissipation

640

1344(2)

mW

Ai/Bi(2:4) = 1.65-Gbps HDMI data pattern,

Ai/Bi(1) = 165-MHz Pixel clock

TMDS DIFFERENTIAL PINS (A/B, Y/Z)

VOH

Single-ended high-level output voltage

AVCC–10

AVCC+10

mV

VOL

Single-ended low-level output voltage

AVCC–600

AVCC–400

mV

Vswing

Single-ended output swing voltage

400

600

mV

See Figure 4, AVCC = 3.3 V,

VOD(O)

Overshoot of output differential voltage

15%

2

× V

swing

RT = 50 Ω

VOD(U)

Undershoot of output differential voltage

25%

2

× V

swing

Change in steady-state common-mode

ΔVOC(SS)

5

mV

output voltage between logic states

0 V

≤ VCC ≤ 1.5 V,

I(O)OFF

Single-ended standby output current

–10

10

µA

AVCC = 3.3 V, RT = 50 Ω

VOD(pp)

Peak-to-peak output differential voltage

800

1200

See Figure 5, PRE = High,

mVp-p

Steady state output differential voltage

AVCC = 3.3 V, RT = 50 Ω

VODE(SS)

560

840

with de-emphasis

PRE = Low

-12

12

I(OS)

Short circuit output current

See Figure 6

mA

PRE = High

-15

15

Single-ended input voltage under high

VI(open)

II = 10 µA

VCC–10

VCC+10

mV

impedance input or open input

RINT

Input termination resistance

VIN = 2.9 V

45

50

55

Ω

STATUS PINS (HPD_SINK, 5V_PWR)

(1)

All typical values are at 25

°C and with a 3.3-V supply.

(2)

The maximum rating is characterized under 3.6 V VCC.

8

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