TFA9812_2 © NXP B.V. 2009. All rights reserved.
Preliminary data sheet Rev. 02 — 22 January 2009 42 of 66
NXP Semiconductors
TFA9812
BTL stereo Class-D audio amplifier with I
2
S input
11. Limiting values
38 SCL/SFOR
39 SDA/MS
45 WS
46 BCK
47 MCLK
Table 52. Internal circuitry
…continued
Pin Symbol Equivalent circuitry
010aaa473
V
SS1
, V
SS2
, REFA, REFD,
Exposed die-paddle
38, 44
ESD
010aaa474
V
SS1
, V
SS2
, REFA, REFD,
Exposed die-paddle
39
ESD
010aaa475
VSS1, VSS2, REFA, REFD,
Exposed die-paddle
ESD
45, 46, 47
V
DDD(3V3)
Table 53. Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol Parameter Conditions Min Max Unit
V
DDA
analog supply voltage −V
SS
[1]
−0.3 +24 V
V
DDP
power supply voltage −V
SSPx
; x = 1.2 −0.3 +24 V
V
DDA(3V3)
analog supply voltage (3.3 V) −V
SS
[1]
−0.3 +4.6 V
V
DDD(3V3)
digital supply voltage (3.3 V) −V
SS
[1]
−0.3 +4.6 V
T
j
junction temperature - 150 °C
T
stg
storage temperature −55 +150 °C
T
amb
ambient temperature −40 +85 °C
P power dissipation 5 W
