Absolute Maximum Ratings

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please contact the National Semiconductor Sales

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65V

b

(Soldering 10 Seconds)

a

260 C

Recommended Operating

Conditions

285V to 36V

b

DC Electrical Characteristics

The following specifications are guaranteed over the recommended operating conditions

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

DIGITAL INTERFACE SECTION

(Note 1)

High Level Output Voltage

V

Low Level Output Voltage

04

V

High Level Input Voltage

V

Low Level Input Voltage

08

V

Input Current

b

10

10

m

A

Note 1

DC Electrical Characteristics for the digital section apply to all digital input and output pins This includes Tx Data Tx PD Rx PD Comp Out ROM Sel1

ROM Sel2 and S-Field

tions and oscillator (Sys Clk) frequency of 10368 MHz unless otherwise specified

Symbol

Parameter

Condition

Min

Typ

Max

Unit

Rx Mode Current Consumption (Note 1)

Tx Mode Off

6

7

mA

Tx Mode Current Consumption (Note 2)

Rx Mode Off

35

5

mA

Standby Current (Power Down)

Tx and Rx Mode Off

50

100

m

A

SYSTEM CLK INPUT

Oscillator Sensitivity

Sys Clk Input

05

Maximum Oscillator Frequency

19

MHz

Oscillator DC Offset

15

V

Oscillator Input Current

g

30

g

50

m

A

TRANSMIT ROM FILTER

DAC Voltage Settling Time to within

100

ns

LSB

All 0’s to all 1’s

Output Impedance (Pin 6)

29

41

kX

Output Voltage Swing (Pin 6) (Note 3)

Measured from 0V

095

105

V

DAC Midband Voltage

479

529

mV

Gaussian Filter Pulse Response

g

05

%

Accuracy (Note 4)

ISI from Gaussian Filter (Note 5)

11

%

DC COMPENSATION SAMPLE AND HOLD CIRCUIT

Input Offset Voltage

3mV

InputOutput Voltage Swing

Centered at 15V

1

Sample and Hold Resistor

2240

3360

X

Threshold Input Voltage Droop

1

10

mVms

3