B&B Electronics RS-232 to Ethernet Converter ES1A Especificaciones Pagina 17

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Si3216
Rev. 1.0 17
Not Recommended
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Table 9. Power Supply Characteristics
(V
DDA
,V
DDD
= 3.13 to 5.25 V, T
A
= 0 to 70 °C for K-Grade, –40 to 85 °C for B-Grade)
Parameter
Symbol Test Condition
Typ
1
Typ
2
Max Unit
Power Supply Current,
Analog and Digital
I
A
+ I
D
Sleep (RESET = 0) 0.1 0.13 0.3 mA
Open 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, I
LIM
= 20 mA 73 88 99
mA
Ground-start 36 47 55 mA
Ringing
Sinewave, REN = 1, V
PK
=56V 45 55 65
mA
V
DD
Supply Current (Si3201) I
VDD
Sleep mode, RESET = 0 100 µA
Open (high impedance) 100 µA
Active on-hook standby 110 µA
Forward/reverse active off-hook, no
I
LOOP
, ETBO = 4 mA, V
BAT
=–24V
—1—mA
Forward/reverse OHT, ETBO = 4 mA,
V
BAT
=–70V
—1—mA
V
BAT
Supply Current
3
I
BAT
Sleep (RESET =0) 0 mA
Open (DCOF = 1) 0 mA
Active on-hook
V
OC
= 48 V, ETBO = 4 mA 3
mA
Active OHT
ETBO = 4 mA 11
mA
Active off-hook
ETBA = 4 mA, I
LIM
=20mA 30
mA
Ground-start 2 mA
Ringing
V
PK_RING
=56V
PK
,
sinewave ringing, REN = 1
—5.5—
mA
V
BAT
Supply Slew Rate When using Si3201 10 V/µs
Notes:
1. V
DDD
, V
DDA
=3.3V.
2. V
DDD
, V
DDA
=5.25V.
3. I
BAT
= current from V
BAT
(the large negative supply). For a switched-mode power supply regulator efficiency of 71%,
the user can calculate the regulator current consumption as I
BAT
x V
BAT
/(0.71 x V
DC
).
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