ADATE320 datasheet(7/78 Pages) AD

7 / 78 page

Data Sheet

ADATE320

SPECIFICATIONS

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Rev. C | 7 of 78

Table 2.

Parameter

Min

Typ

Max

Unit

Test Level

Test Conditions/Comments

Active to VIT

200

VIT to Active

170

Propagation Delay

1.0

ps/°C

Drive Active to/from Inhibit

Toggle RCVx, VIH = 1.0 V, VIL = −1.0 V, terminated

Transition Time

20% to 80%

Inhibit to Active

250

Active to Inhibit

850

Propagation Delay

Inhibit to VIH

2.1

Inhibit to VIL

2.5

Matching Inhibit to VIL vs.

Inhibit to VIH

0.4

VIH to Inhibit

2.5

VIL to Inhibit

2.1

Input/Output Spike

125

mV p-p

VIH = 0.0 V, VIL = 0.0 V, terminated, toggle RCVx

Cable Loss Compensation (CLC)

VIH = 2.0 V, VIL = 0.0 V, terminated

Amplitude

Maximum CLC setting

Resolution

Bits

Time Constant 1

400

Maximum CLC setting

Time Constant 2

1.5

Maximum CLC setting

REFLECTION CLAMP SPECIFICATIONS

Clamp accuracy specifications apply only when VCHx − VCLx > 0.8 V.

Table 3.

Parameter

Min

Typ

Max

Unit

Test Level

Test Conditions/Comments

VCH

Functional Range

−0.5

+5.0

Offset Error

−300

+300

Driver high-Z, sinking 1 mA, measured at DAC Code 0x4000 (0.0 V),

uncalibrated

Offset TC

±0.25

mV/°C

Gain

1.0

1.1

V/V

Driver high-Z, sinking 1 mA, gain derived from measurements at DAC

Code 0x4000 (0.0 V) and DAC Code 0x8CCC (3.0 V), based on an ideal

DAC transfer function (see Table 24)

Gain TC

±25

ppm/°C

Resolution

153

µV

DNL

±250

µV

Driver high-Z, sinking 1 mA, after two-point gain/offset calibration;

calibration points at DAC Code 0x4000 (0.0 V) and DAC Code 0x8CCC

(3.0 V), measured over the functional range

INL

−20

+20

Driver high-Z, sinking 1 mA, after two-point gain/offset calibration;

calibration points at DAC Code 0x4000 (0.0 V) and DAC Code 0x8CCC

(3.0 V), measured over the functional range

VCL

Functional Range

−2.0

+3.5

Offset Error

−300

+300

Driver high-Z, sourcing 1 mA, measured at DAC Code 0x4000 (0.0 V),

uncalibrated

Offset TC

±0.25

mV/°C

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