TS4621E datasheet(7/32 Pages) STMICROELECTRONICS

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TS4621E

Electrical characteristics

Doc ID 022201 Rev 1

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Electrical characteristics

Table 5.

Electrical characteristics of the I²C interface

for VCC = +3.6 V, AGND = 0 V, Tamb = 25°C (unless otherwise specified)

Symbol

Parameter

Min.

Typ.

Max.

Unit

VIL

Low level input voltage on SDA, SCL pins

0.6

VIH

High level input voltage on SDA, SCL pins

1.2

VOL

Low level output voltage, SDA pin, Isink = 3mA

0.4

Iin

Input current on SDA, SCL

µA

SDA SCL

600k

---------------------------------

Table 6.

Electrical characteristics of the amplifier

for VCC = +3.6 V, AGND = 0 V, RL= 32 Ω + 15 Ω, Tamb = 25° C

(unless otherwise specified)

Symbol

Parameter

Min.

Typ.

Max.

Unit

ICC

Quiescent supply current, no input signal, both channels

enabled

1.2

1.5

Supply current, with input modulation, both channels enabled,

HPVDD = 1.2 V, output power per channel, F=1kHz

Pout = 100 µW at 3 dB crest factor

Pout = 500 µW at 3 dB crest factor

Pout = 1mW at 3dB crest factor

Pout = 100 µW at 10 dB crest factor

Pout = 500 µW at 10 dB crest factor

Pout = 1 mW at 10 dB crest factor

2.3

3.7

4.7

2.1

3.1

3.9

3.5

6.5

ISTBY

Standby current, no input signal, I²C CR1 = 01h

VSDA = 0 V, VSCL = 0 V

0.6

µA

Vin

Input differential voltage range(1)

1Vrms

Voo

Output offset voltage

No input signal

-500

+500

µV

Vout

Maximum output voltage, in-phase signals

RL = 16 Ω, THD+N = 1% max, f = 1 kHz

RL = 47 Ω, THD+N = 1% max, f = 1 kHz

RL = 10 kΩ, Rs = 15 Ω, CL = 1 nF, THD+N = 1% max,

f = 1 kHz

0.6

1.0

0.8

1.1

1.3

Vrms

THD+N

Total harmonic distortion + noise, G = 0 dB

Vout = 700 mVrms, F = 1 kHz

Vout = 700 mVrms, 20 Hz < F < 20 kHz

0.006

0.05

0.02

PSRR

Power supply rejection ratio(1), Vripple = 200 mVpp, grounded

inputs

F = 217 Hz, G = 0 dB, RL ≥16 Ω

F = 10 kHz, G = 0 dB, RL ≥16 Ω

100

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