SLAS687A – FEBRUARY 2013 – REVISED FEBRUARY 2013
2 PACKAGE AND SIGNAL DESCRIPTIONS
2.1
Package/Ordering Information
PRODUCT
PACKAGE
PACKAGE
DESIGNATOR
RGE
OPERATING
TEMPERATURE
RANGE
–40°C to 85°C
ORDERING NUMBER
TAS2521IRGET
TAS2521IRGER
TRANSPORT MEDIA,
QUANTITY
Tape and reel, 250
Tape and reel, 3000
TAS2521
QFN-24
2.2
Device Information
RGE PACKAGE
(TOP VIEW)
SDA/MOSI
20
SCL/SSZ
19
18
17
16
15
14
7
AVDD
8
LDO_SEL
9
SPKM
10
SPKVDD
11
SPKVSS
13
12
SPKP
IOVDD
DVDD
DVSS
24
SPI_SEL
RST
AINL
AINR
HPOUT
AVSS
1
2
3
4
5
6
23 22
21
SCLK
GPIO/DOUT
MISO
MCLK
BCLK
WCLK
DIN
Table 2-1. RGE PIN FUNCTIONS
PIN
NAME
SPI_SEL
RST
AINL
AINR
HPOUT
AVSS
AVDD
LDO_SEL
SPKM
SPKVDD
SPKVSS
SPKP
DIN
WCLK
BCLK
MCLK
(1)
NO.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
I/O
(1)
I
I
I
I
O
GND
PWR
I
O
PWR
PWR
O
I
I/O
I/O
I
DESCRIPTION
Selects between SPI and I2C digital interface modes; (1 = SPI mode) (0 = I2C mode)
Reset for logic, state machines, and digital filters; asserted LOW.
Analog single-ended line left input
Analog single-ended line right input
Headphone and Lineout Driver Output
Analog Ground, 0V
Analog Core Supply Voltage, 1.5V - 1.95V, tied internally to the LDO output
Select Pin for LDO; ties to either SPKVDD or SPKVSS
Class-D speaker driver inverting output
Class-D speaker driver power supply
Class-D speaker driver power supply ground supply
Class-D speaker driver non-inverting output
Audio Serial Data Bus Input Data
Audio Serial Data Bus Word Clock
Audio Serial Data Bus Bit Clock
Master CLK Input / Reference CLK for CLK Multiplier - PLL (On startup PLLCLK = CLKIN)
I = Input, O = Output, GND = Ground, PWR = Power, Z = High Impedance
PACKAGE AND SIGNAL DESCRIPTIONS
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