SI3233 데이터 시트보기 (PDF) - Silicon Laboratories

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SI3233

PROSLIC® PROGRAMMABLE CMOS SLIC WITH RINGING/BATTERY VOLTAGE GENERATION

Silicon Laboratories 

Si3233

Table 8. Power Supply Characteristics

(VDDA,VDDD = 3.13 V to 5.25 V, TA = 0 to 70°C for F-Grade, –40 to 85°C for G-Grade)

Parameter

Symbol

Test Condition

Typ1 Typ2 Max Unit

Power Supply Current,

Analog and Digital

IA + ID

Sleep (RESET = 0)

Open

0.1 0.13 0.2 mA

33 42.8 49 mA

Active on-hook

ETBO = 4 mA, codec and Gm

amplifier powered down

37 53 68 mA

Active OHT

ETBO = 4 mA

57 72 83 mA

Active off-hook

ETBA = 4 mA, ILIM = 20 mA

Ground-start

mA

73 88 99

36 47 55 mA

Ringing

Sinewave, REN = 1, VPK = 56 V 45 55 65 mA

VDD Supply Current (Si3201) IVDD Sleep mode, RESET = 0

110 110 — µA

Open (high impedance)

110 110 — µA

Active on-hook standby

110 110 — µA

VBAT Supply Current3

Forward/reverse active off-hook,

ETBA = 4 mA, VBAT = –24 V

110 110 — µA

Forward/reverse OHT, ETBO = 4 mA, 110 110 — µA

VBAT = –70 V

IBAT

Sleep (RESET = 0)

0

0

—

mA

Open (DCOF = 1)

0

0

—

mA

Active on-hook

VOC = 48 V

Active OHT

ETBO = 4 mA

—

3

—

mA

— 11 — mA

Active off-hook

ETBA = 4 mA, ILIM = 20 mA

Ground-start

— 30 — mA

—

2

—

mA

Ringing

VPK_RING = 56 VPK,

sinewave ringing, REN = 1

— 5.5 — mA

Notes:

1. VDDD, VDDA = 3.3 V.

2. VDDD, VDDA = 5.25 V.

3. IBAT = current from VBAT (the large negative supply). For a switched-mode power supply regulator efficiency of 71%,

the user can calculate the regulator current consumption as IBAT x VBAT/(0.71 x VDC).

Preliminary Rev. 0.5

9

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