ADN2913 datasheet(3/37 Pages) AD

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Data Sheet

ADN2913

Rev. A | Page 3 of 37

SPECIFICATIONS

TA = TMIN to TMAX, VCC = VCCMIN to VCCMAX, VCC1 = VCC1MIN to VCC1MAX, VDD = VDDMIN to VDDMAX, VEE = 0 V, input data

pattern: PRBS 223 − 1, ac-coupled, I2C register default settings, unless otherwise noted.

Table 1.

Parameter

Test Conditions/Comments

Min

Typ

Max

Unit

DATA RATE SUPPORT RANGE

0.0065

8.5

Gbps

INPUT—DC CHARACTERISTICS

Peak-to-Peak Differential Input1

PIN − NIN

1.0

Input Resistance

Differential

100

105

0 dB EQ PATH—CML INPUT

Input Voltage Range

At PIN or NIN, dc-coupled, RX_TERM_FLOAT = 1

(float)

0.5

VCC

Input Common-Mode Level

DC-coupled (see Figure 33), 600 mV p-p differential,

RX_TERM_FLOAT = 1 (float)

0.65

VCC − 0.15

Differential Input Sensitivity

OC-48

mV p-p

8GFC2

Jitter tolerance scrambled pattern (JTSPAT),

ac-coupled, RX_TERM_FLOAT = 0 (VCM = 1.2 V),

BER = 1 × 10−12

200

mV p-p

LIMITING AMPLIFIER INPUT PATH

Differential Input Sensitivity

OC-48

BER = 1 × 10−10

6.3

mV p-p

8GFC2

JTSPAT, BER = 1 × 10−12

8.3

mV p-p

EQUALIZER INPUT PATH

Differential Input Sensitivity

15 inch FR-4, 100 Ω differential transmission line,

adaptive equalizer (EQ) on

8GFC2

JTSPAT, BER = 1 × 10−12

115

mV p-p

INPUT—AC CHARACTERISTICS

S11

At 7.5 GHz, differential return loss, see Figure 14

−12

LOSS OF SIGNAL (LOS) DETECT

Loss of Signal Detect

mV p-p

Loss of signal minimum program value

mV p-p

Loss of signal maximum program value

128

mV p-p

Hysteresis (Electrical)

5.7

LOS Assert Time

AC-coupled3

135

μs

LOS Deassert Time

AC-coupled3

110

μs

LOSS OF LOCK (LOL) DETECT

DCO Frequency Error for LOL Assert

With respect to nominal, data collected in lock to

reference (LTR) mode

1000

ppm

DCO Frequency Error for LOL Deassert

With respect to nominal, data collected in LTR mode

250

ppm

LOL Assert Response Time

10.0 Mbps

2.5 Gbps

μs

8.5 Gbps, JTSPAT

μs

ACQUISITION TIME

Lock to Data (LTD) Mode

10.0 Mbps

2.5 Gbps

0.5

8.5 Gbps, JTSPAT

0.5

Optional LTR Mode4

6.0

DATA RATE READBACK ACCURACY

Coarse Readback

±5

Fine Readback

In addition to reference clock accuracy

±100

ppm

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