AD9940 データシートの表示（PDF） - Analog Devices

部品番号

コンポーネント説明

メーカー

AD9940

High Speed, Correlated Double Sampler with Integrated Timing Driver

Analog Devices 

AD9940

Data Sheet

ANALOG SPECIFICATIONS

fCLI = 56 MHz, AVDD = OVDD = DVDD = TCVDD = 3.0 V, −25°C to +85°C, unless otherwise noted.

Table 2.

Parameter

CDS

Gain

Allowable CCD Reset Transient1

Maximum Input Range Before Saturation1

Maximum CCD Black Pixel Amplitude1

Peak Nonlinearity, 500 mV Input Signal

Power Supply Rejection (PSR)

ANALOG OUTPUTS2

Typical DIFFP Output Signal Range

Typical DIFFN Output Signal Range

Typical Common Mode Level

Maximum Differential Output Voltage Swing

Output Voltage Compliance

Maximum Load Capacitance

Minimum Load Resistance (if required)

1 Input signal characteristics are defined in Figure 2.

2 Output signal characteristics are defined in Figure 3.

Min Typ Max

5.0 5.5 6.0

500

1

±50

0.2

36

1.2

2.2

1.2

2.2

1.7

2

1.0

2.4

24

5,000

Unit Notes

dB

mV

V p-p

mV

% FS

dB

Measured with step change on supply

V

1.2 V corresponds to black level

V

2.2 V corresponds to black level

V

Midscale voltage where DIFFP = DIFFN

V

Defined as DIFFP − DIFFN

V

Limitation of output swing into external load

pF

Value for each output (AD9941 CIN is < 24 pF)

Ω

Only use resistive loading if required by the

differential receiver. Proper dc biasing should

be used to be compatible with levels in Figure 3

500mV TYP

RESET TRANSIENT

50mV TYP

OPTICAL BLACK PIXEL

850mV TYP

INPUT SIGNAL RANGE

Figure 2. Input Signal Characteristics

1V MAX OUTPUT SIGNAL SWING, DIFFP AND DIFFN

2V p-p MAX DIFFERENTIAL SIGNAL, DIFFP–DIFFN

DIFFN

2.2V

BLACK

LEVEL

WHITE

LEVEL

1.7V

DIFFP

1.2V

GND

Figure 3. Output Signal Characteristics

Rev. A | Page 4 of 20

Share Link: