D
Single 3-V Operation
D
Low Power Consumption:
– Operating Mode . . . 20 mW Typ
– Standby Mode . . . 5 mW Typ
– Power-Down Mode . . . 2 mW Typ
D
Combined A/D, D/A, and Filters
D
Extended Variable-Frequency Operation
– Sample Rates up to 16 kHz
– Pass-Band up to 7.2 kHz
D
Electret Microphone Bias Reference
Voltage Available
D
Drive a Piezo Speaker Directly
D
Compatible With All Digital Signal
Processors (DSPs)
DW OR N PACKAGE
(TOP VIEW)
PDN
MICBIAS
1
20
EARA
MICGS
2
19
EARB
MICIN
3
18
EARGS
VMID
4
17
V
GND
5
16
CC
MICMUTE
LINSEL
6
15
DCLKR
TSX/DCLKX
7
14
DIN
DOUT
8
13
FSR
FSX
9
12
EARMUTE
CLK
10
11
These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam
during storage or handling to prevent electrostatic damage to the MOS gates.
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
VBAP is a trademark of Texas Instruments Incorporated.
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.
3-V VOICE-BAND AUDIO PROCESSORS (VBAP )
SLWS006B – NOVEMBER 1994 – REVISED OCTOBER 1997
D
Selectable Between 8-Bit Companded and
13-Bit (Dynamic Range) Linear Conversion:
– TLV320AC36 . . . -Law and Linear Modes
– TLV320AC37 . . . A-Law and Linear
Modes
D
Programmable Volume Control in Linear
Mode
D
300 Hz – 3.6 kHz Passband with Specified
Master Clock
D
Designed for Standard 2.048-MHz Master
Clock for U.S. Analog, U.S. Digital, CT2,
DECT, GSM, and PCS Standards for
Hand-Held Battery-Powered Telephones
PT PACKAGE
(TOP VIEW)
48
47 46 45 44 43
NC
1
NC
2
NC
3
AV
4
CC
NC
5
NC
6
NC
7
NC
8
DV
9
CC
NC
10
MICMUTE
11
NC
12
13
14 15
16
17 18 19 20
NC – No internal connection
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TLV320AC36, TLV320AC37
42
41
40 39 38
37
VMID
36
NC
35
AGND
34
NC
33
NC
32
NC
31
NC
30
29
NC
28
NC
27
DGND
26
LINSEL
25
NC
21 22 23 24
Copyright
1997, Texas Instruments Incorporated
1