6

Lucent Technologies Inc.

Data Sheet

March 1999

T7504 and T5504 Quad PCM Codecs with Filters

Table 3. Power Dissipation

Power measurements are made at MCLK = 4.096 MHz, outputs unloaded.

Transmission Characteristics

Table 4. Analog Interface

Parameter

Symbol

Test Conditions

Min

Typ

Max

Unit

Powerdown Current

—

0.2

1

mA

Powerup Current

—

30

40

mA

Standby Current

—

6

10

mA

Parameter

Symbol

Test Conditions

Min

Typ

Max

Unit

0.25 V < VFxI < 4.75 V

1.0

—

—

M

Ω

0.25 V < VFxI < 4.75 V

—

—

2.4

µA

—

5000

—

—

—

—

1

3

—

MHz

—

—

—

50

pF

—

10

—

—

k

Ω

Relative to ground

2.25 2.35

2.5

V

—

2000

—

—

Ω

—

—

—

100

pF

0 dBm0, 1020 Hz PCM code

—

—

20

Ω

channel under test

3000

—

10000

Ω

Alternating

± zero µ-law PCM

2.25 2.35

2.5

V

no load

2.15

2.4

2.65

V

erdown

FSEP = 0.4 V

–30

—

30

µA

RL = 2000

Ω

3.2

—

—

Vp-p