LC822973

No.A2131-4/27

DAC characteristics

The characteristics of DAC (10bitDAC) for video that features this LSI are illustrated.

Zero scale output voltage

within 0V

±15mV

Full scale output voltage

within 1.00V

±80mV

Maximum conversion speed

30MHz

Linear line error

within

±4LSB (VQFN84 [-10B] : within±4.5LSB)

Differential linear line error

within

±1LSB

Voltage reference level

1.20

±20mV

(Ta = +25

°C)

Current consumption

*at the time of DVDD3 = DVDDIO = 3V and DVDD15 = 1.5V and AVDD3 = 3V

and AVDD15 = 1.5V and MCLK50MHz

* at the time of still picture (640

×480) + OSD1 All screens + OSD2 All screens

Parameter

min

typ

max

unit

AVDD15 (PLL operation current)

0.5

1

mA

DVDD15 (core operation current)

10

15

mA

AVDD3 (DAC operation current)*

35

35

mA

DVDDIO (IO operation current)

2

5

mA

DVDD3 (SDRAM operation current)

8

13

mA

Standby current (clock input on)

300

μA

Standby current (input clock off)**

100

μA

Standby current (input clock off + SDRAM/SRAM off)**

6

18

μA

* ‘typ’ here implies only that DACOUT always outputs its maximum current.

** Under the condition of tying input pin levels to H or L.

Standby current is at the condition of room temperature (+25

°C)