مدار مجتمع (آی سی) آی‌سی صوتی ویژه

ROHM BU6939FV-E2

Manufacturer	ROHM
Mfr. Part Number	BU6939FV-E2
Electland Part Code	171543
Electland Part Number	NYE_BU6939FV-E2
Category	Audio Special Purpose
Description	Audio Voice Processing Unit (VPU) 1 Channel 28-SSOP-B
Datasheet	Download

Category	Integrated Circuits (ICs) Audio Special Purpose
function	Voice Processing Unit (VPU)
Applications	Communication Systems
Number of Channels	1
interface	SPI
Voltage - Supply	2.7V~3.6V
Operating Temperature	-40℃~+85℃
specifications	16kbps
Mounting Type	Surface Mount
Package / Case	28-LSSOP (0.220", 5.60mm Width)
Supplier Device Package	28-SSOP-B
Features	On-chip digital gain
Resolution (Bits)	32kHz
Packaging	SSOP-28-B
Tariff Active	True
ReachStatus	REACH Unaffected
RohsStatus	ROHS3 Compliant
MoistureSensitivityLevel	1 (Unlimited)
ExportControlClassNumber	EAR99
HtsusCode	8542.39.0090
Weight	0.5g

Single playback mode, Available bit-rate is 16kbps(High compression) - 128kbps(High Quarity) at 32kHz sampling or 16kHz sampling.
Voice/audio data is stored in serial Flash ROM which is connected to BU6939FV through SPI-serial Interface. Duration for playback is 32seconds/Mbits(standard) or max 64s/Mbits(Maximum).
Input system clock: 16.384MHz/8.192MHz/4.096MHz/2.048MHz.
Audio sampling rate is 32kHz or 16kHz and Built-in 16bits DAC
Operation by single power supply. Available voltage:2.7 to 3.6V.
Max numbers of tunes : 512
Maximum 10 phrase numbers memory as a ROM-phrase Number,and playback them only one command.(ROM_phrase number is available 0-46)
HOST-I/F is selectable from serial interface with status or direct-pin mode.
Enable to access(read/write) data stored in serial Flash ROM connected directly to BU6939FV.
Various play modes are available.
- 【play modes from serial Interface】
  - available ROM-phrase function.
  - adjustable volume at each track independently
  - enable to playback tunes which are registered in the sequencer list. Order of tunes are randomly selected. Max 16 tunes can be registered.
  - For each track, enable to playback a selected tune or to playback tunes in the sequencer list with/without loop.
  - fade-in and fade-out functions are supported.
- 【Play modes from direct pin control】
  - available ROM-phrase function.
  - maximum 23 tunes are registered to play.