bu94702kv ROHM Co. Ltd., bu94702kv Datasheet - Page 3

• Manufacturer Part Number: bu94702kv
• Description: Usb Host + Mp3 Encoder + Wav/aac/wma/mp3 Decoder Lsi
• Manufacturer: ROHM Co. Ltd.

◇Description of Terminals
No.
10
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
11
1
2
3
4
5
6
7
8
9
SEL_UTPKT/BFULLO
KEY_ROW1/MCHNG
SEL_APLAY/SDATAI
KEY_COL3/SEL_I2C
KEY_ROW2/BUSY
SEL_DOUT/LRCKI
SEL_MP3/INREQI
KEY_ROW4/SDA
KEY_ROW3/SCL
TEST/CLK12MO
SEL_VOL/BCKI
KEY_COL1/A0
KEY_COL2/A1
SEL_SLAVE
TEST_PLL1
TEST_PLL2
XOUT_PLL
DVDD_M2
VSS_PLL
VDD_PLL
SEARCH
SD_CON
USB_DM
VCDACO
RESETX
USB_DP
XIN_PLL
DVDDIO
SD_CLK
DVDDIO
TEST15
TEST16
TEST10
ATEST1
VOREFI
RDACO
TEST11
SD_WP
SD_DO
AVDDC
LDACO
DAVDD
AMUTE
SD_CS
AVSSC
DAVSS
IRPTO
FL_CS
TEST5
TEST6
TEST7
TEST8
TEST9
SD_DI
REXTI
Name
DVSS
DVSS
DVSS
DVSS
I/O
I/O
I/O
I/O
I/O
O/I
O/I
O/I
I/O
I/O
I/O
－
－
－
－
－
－
－
－
－
－
－
－
－
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
System reset terminal
[TEST15]Pull-up at 2.2k ohm to VDD1 system power supply terminal(TEST PIN)
[TEST16]Pull-up at 2.2k ohm to VDD1 system power supply terminal(TEST PIN)
Slave mode selection（H：Stand Alone mode, L：Slave mode）
[SEL_MP3]MPEG Audio Layer selection（H：Only MP3, L：MP1, MP2 and MP3 can be playback）, [INREQI]Input data valid
[SEL_DOUT]Digital Audio out selection（H：Disable、L：Enable）, [LRCKI]Digital Audio channel clock input terminal
[SEL_VOL] Volume operation selection（H：Volume+- Effective, L：VOL+-Inavalidity）, [BCKI]Digital Audio bit clock input terminal
[SEL_APLAY] At device(USB,SD) connection, Auto Play mode selection(H:It stop, L:It playback),
[SDATAI]Digital Audio data input terminal
[SEL_UTPKT] USB test packet output selection（H：Normal、L：Test packet）,[BFULLO]Input buffer FULL flag output terminal
GND terminal
To HOST interruption output terminal
Search flag terminal
IO Power supply(VDD1) terminal
[KEY_ROW1]KEY Matrix terminal, [MCHNG]Music change flag terminal
[KEY_ROW2]KEY Matrix terminal, [BUSY]Busy flag terminal
[KEY_ROW3]KEY Matrix terminal, [SCL]I
[KEY_ROW4]KEY Matrix terminal, [SDA]I
[KEY_COL1]KEY Matrix terminal, [A0]I
[KEY_COL2]KEY Matrix terminal, [A1]I
[KEY_COL3]KEY Matrix terminal, [SEL_I2C]Pull-up to VDD1 system power supply terminal
SD card Write Protect terminal
SD card Connect terminal
SD card Data In terminal
SD card Clock terminal
SD card Data Out terminal
SD card Chip select terminal
GND terminal
Serial FLASH ROM Chip select terminal
[TEST] Pull-up to VDD1 system power supply terminal(TEST PIN), [CLK12MO]12MHz clock output terminal
[TEST5]OPEN (TEST PIN)
[TEST6]Pull-up to VDD1 system power supply terminal(TEST PIN)
[TEST7]Pull-up to VDD1 system power supply terminal(TEST PIN)
IO Power supply(VDD1) terminal
[TEST8]Pull-up to VDD1 system power supply terminal(TEST PIN)
[TEST9]Pull-up to VDD1 system power supply terminal(TEST PIN)
OPEN (TEST PIN, IPL ERROR Flag output)
GND terminal
CORE Power supply(VDD2) monitor terminal. Connect to DVDD_M1 pin.
USB TEST terminal(TEST PIN), OPEN
USB Power supply(VDD1)terminal
USB D－I/O terminal
USB D+ I/Oterminal
USB GND terminal
USB bias resistor(12kΩ) connecting terminal
PLL GND terminal
PLL TEST terminal(TEST PIN), OPEN
X'tal(16.9344MHz) connecting input terminal
X'tal(16.9344MHz) connecting output terminal
PLL TEST terminal(TEST PIN), Pull-up to VDD1 system power supply terminal
PLL Power supply(VDD1) terminal
Audio DAC GND terminal
Audio DAC Rch Line output terminal
Audio DAC Reference voltage output teminal
Audio DAC Lch Line output terminal
Audio DAC Power supply(VDD1) terminal
GND terminal
Audio Mute output terminal（H：MUTE OFF, L：MUTE ON）
OPEN (TEST PIN)
USB TEST terminal(TEST PIN), OPEN
2
2
REV. A
C slave address selection
C slave address selection
2
2
C slave clock I/F input terminal
C slave data I/F terminal
Description of terminals
3/5