TELECOMMUNICATIONS

MC145423

* To overdrive PD from a low level to 3.5 V, or a high level to 1.5 V requires a minimum of ±800

µA drive capability.

Parameter

Min

Max

Unit

Input High Level

VDD x 0.7

—

V

Input Low Level

—VDD x 0.3

V

Input Current (Digital Pins)

—

±1.0

µA

Input Current LI

—

±100

µA

Input Capacitance

—7.5

pF

Output High Current (Excluding Tx and PD)VOH = VDD – 0.5 V

–1.6

—

mA

Output Current Low (Excluding Tx and PD)VOL = 0.4V

1.6

—

mA

Tx Output High Current

VOH = 2.5 V

VOH = VDD – 0.5 V

–3.4

–2.5

—

—

mA

Tx Output Low Current

VOL = 0.4 V

VOL = 0.8 V

2.5

3.5

—

—

mA

PD Output High Current — Slave Mode*

VOH = 2.5 V

VOH = VDD – 0.5 V

–90

–10

—

—

µA

PD Output Low Current — Slave Mode*

VOL = 0.8 V

VOL = 0.4 V

100

60

—

—

µA

Tx, SDO1, SDO2, and VD Three-State Current

—

±10.0

µA

XTAL Output High Current

VOH = VDD – 0.5 V

–450

—

µA

XTAL Output Low Current

VOL = 0.4 V

450

—

µA

Parameter

Min

Max

Unit

Modulation Differential Amplitude (RL = 440

Ω)

LO1 to LO2

4.5

6.0

Vp-p

Modulation Differential Offset

0

40

mV

Vref Voltage, Typically 9/20 x (VDD – VSS)2.0

2.5

V

PCM Tone Level

–22

–18

dBm

Demodulator Input Amplitude*

0.05

2.5

Vpeak

Demodulator Input Impedance (LI to Vref)

50

300

k

Ω

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com