ADDI7100BCPZ datasheet(4/20 Pages) AD

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ADDI7100

Data Sheet

Rev. E | Page 4 of 20

SYSTEM SPECIFICATIONS

TMIN to TMAX, AVDD = DVDD = DRVDD = 3 V, fSAMP = 45 MHz, unless otherwise noted.

Table 3.

Parameter

Test Conditions/Comments

Min

Typ

Max

Unit

CDS

Input characteristics definition1

Allowable CCD Reset Transient

0.5

1.2

CDS Gain Accuracy

VGA gain = 6 dB (Code 15, default value)

−3 dB CDS Gain

−2.45

−2.95

−3.45

0 dB CDS Gain

Default setting

5.40

5.90

6.40

+3 dB CDS Gain

8.65

9.15

9.65

+6 dB CDS Gain

11.10

11.60

12.10

Maximum Input Range Before Saturation

0 dB CDS Gain

Default setting

1.0

V p-p

−3 dB CDS Gain

1.4

V p-p

+6 dB CDS Gain

0.5

V p-p

Maximum CCD Black Pixel Amplitude

Positive offset definition1

0 dB CDS Gain

Default setting

−100

+200

+6 dB CDS Gain

−50

+100

VARIABLE GAIN AMPLIFIER (VGA)

Gain Control Resolution

1024

Steps

Gain Monotonicity

Guaranteed

Gain Range

Minimum Gain (VGA Code 15)

See Figure 13 for VGA curve

6.0

Maximum Gain (VGA Code 1023)

See Variable Gain Amplifier (VGA)

section for VGA gain equation

42.0

BLACK LEVEL CLAMP MEASURED AT ADC OUTPUT

Clamp Level Resolution

2048

Steps

Clamp Level

Measured at ADC output

Minimum Clamp Level (Code 0)

LSB

Maximum Clamp Level (Code 1023)

511

LSB

ADC

Resolution

Bits

Differential Nonlinearity (DNL)

−1.0

±0.5

LSB

No Missing Codes

Guaranteed

Full-Scale Input Voltage

2.0

VOLTAGE REFERENCE

Reference Top Voltage (REFT)

2.0

Reference Bottom Voltage (REFB)

1.0

SYSTEM PERFORMANCE

Specifications include entire signal chain

Gain Accuracy

Low Gain (VGA Code 15)

6 dB total gain (default CDS, VGA)

5.4

5.9

6.4

Maximum Gain (VGA Code 1023)

41.4

41.9

42.4

Peak Nonlinearity, 1 V Input Signal

6 dB total gain (default CDS, VGA)

0.1

Total Output Noise

AC grounded input, 6 dB total gain

0.8

LSB rms

Power Supply Rejection (PSR)

Measured with step change on supply

Input signal characteristics are defined as shown in Figure 2.

100mV TYP

OPTICAL BLACK PIXEL

500mV TYP

RESET TRANSIENT

1V TYP

INPUT SIGNAL RANGE

Figure 2.

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