TFA9812HN PHILIPS [NXP Semiconductors], TFA9812HN Datasheet - Page 44

• Manufacturer Part Number: TFA9812HN
• Description: BTL stereo Class-D audio amplifier with I2S input
• Manufacturer: PHILIPS [NXP Semiconductors]

NXP Semiconductors
13. Characteristics
Table 55.
Unless specified otherwise, V
V
MCLK clock mode, typical application diagram
TFA9812_2
Preliminary data sheet
Symbol
Supply voltage
V
V
V
V
I
I
I
Amplifier output pins; pins OUT1P, OUT1N, OUT2P and OUT2N
Power-up pin
V
V
I
MCLK, BCK, WS, DATA pin
V
V
C
V
P
DDA(3V3)
DDD(3V3)
I
SS1
DDA
DDP
DDA(3V3)
DDD(3V3)
IH
IL
IH
IL
i
O(offset)
= V
SS2
DC characteristics
= REFD = REFA = 0 V, T
Parameter
analog supply
voltage
power supply voltage
analog supply
voltage (3.3 V)
digital supply voltage
(3.3 V)
supply current
analog supply
current (3.3 V)
digital supply current
(3.3 V)
output offset voltage
HIGH-level input
voltage
LOW-level input
voltage
input current
HIGH-level input
voltage
LOW-level input
voltage
input capacitance
13.1 DC Characteristics
DDA
= V
DDP
amb
Condition
soft mute mode, with
load, filter and snubbers
connected
sleep mode
operating mode
sleep mode
operating mode
sleep mode;
DATA = WS = BCK =
MLCK = 0 V
soft mute mode
With respect to V
With respect to V
With respect to V
With respect to V
I
I
V
V
I
I
2
2
2
2
= 12 V, V
S slave mode
S master mode
DDA
DDA
S slave mode
S master mode
= 25 C, R
= V
= V
(Figure
DDP
DDP
Rev. 02 — 22 January 2009
SSP1
L
= 12 V
= 1 V
= 8 , f
13).
SS1
SS1
SS2
SS2
= V
SSP2
i
= 1 kHz, f
= 0 V, V
[1]
[1]
BTL stereo Class-D audio amplifier with I
Min
8
8
3.0
3.0
-
-
-
-
-
-
-
-
-
-
2.1
-
0.7
-
-
0.3
DDA(3V3)
s
= 44.1 kHz, f
V
DDD(3V3)
= V
DDD(3V3)
sw
Typ
12
12
3.3
3.3
38
160
2
4
120
40
15
25
4
-
-
-
0.1
-
-
-
= 400 kHz, 24-bit I
= 3.3 V,
Max
20
20
3.6
3.6
45
270
4
6
-
70
25
40
30
5
V
+0.8
20
-
0.3
3
DDD(3V3)
© NXP B.V. 2009. All rights reserved.
TFA9812
V
2
DDD(3V3)
S input data,
2
S input
44 of 66
Unit
V
V
V
V
mA
mA
mA
mA
mA
mV
V
V
V
V
pF
A
A
A
A
A