AK4712EN View Datasheet(PDF) - Asahi Kasei Microdevices

Part Name

Description

Manufacturer

AK4712EN

Stereo Cap-less LINE-Amp and HD Video-Amp

Asahi Kasei Microdevices 

[AK4712]

ANALOG CHARACTERISTICS (HD VIDEO)

(Ta = 25°C; VD1=VD2=VVD= 3.3V, unless otherwise specified.)

Parameter

Conditions

min typ max Unit

External Resistance

35

1000 Ω

External Capacitance

0.05 0.1 0.2 μF

Gain

Input=0.3Vp-p, 100kHz

5.5 6 6.5 dB

Frequency response

Input=0.3Vp-p, FL1-0 bits = “10”

C1=C2=0pF

100kHz to 23MHz,

-1.0

1.3 dB

(Figure 1)

at 30MHz.

-1.0

dB

at 74.25MHz.

-36 -25 dB

Pedestal Level

Group Delay Distortion

(Note 22)

Input Signal

FL1-0 bits = “01”

100kHz to 15MHz,

at 54MHz.

FL1-0 bits = “00”

100kHz to 6MHz,

at 27MHz.

Video Input

At 4.43MHz with respect to 1MHz.

f=100kHz, distortion < 1.0%, gain=6dB

-1.0

1.0 dB

-40 -25 dB

-1.0

0.5 dB

-40 -25 dB

-100

0

100 mV

20

ns

-

- 1.25 Vpp

Crosstalk

Load Resistance

Load Capacitance

Dynamic Output Signal

at 1MHz

C1

C2

f=100kHz, distortion < 1.0%

- -60 -

dB

(Figure 1) 150 -

-

Ω

(Figure 1)

400 pF

(Figure 1)

10

pF

-

-

2.5 Vpp

S/N

Reference Level = 0.7Vp-p, unweighted.

BW = 100kHz to 30MHz.

-

61

-

dB

Differential Gain

0.7Vpp 5steps modulated staircase.

-

1.0

-

%

chrominance &burst are 280mVpp, 4.43MHz.

FL1-0 bits = “00”

Differential Phase

0.7Vpp 5steps modulated staircase.

-

0.6

- Degree

chrominance &burst are 280mVpp, 4.43MHz.

FL1-0 bits = “00”

Power Supply Rejection (PSRR)

(Note 21) -

45

dB

Note 22 HDY/HDPB/HDPR Group Delay Distortion when FL1-0 bits = “10”

MS1509-E-00

- 10 -

2013/01

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