EEWORLDEEWORLDEEWORLD

Part Number

Search

BU9260FS

Description
Consumer Circuit, CMOS, PDSO24, 0.80 MM PITCH, SSOP-24
CategoryOther integrated circuit (IC)    Consumption circuit   
File Size71KB,7 Pages
ManufacturerROHM Semiconductor
Websitehttps://www.rohm.com/
Environmental Compliance
Download Datasheet Parametric View All

BU9260FS Overview

Consumer Circuit, CMOS, PDSO24, 0.80 MM PITCH, SSOP-24

BU9260FS Parametric

Parameter NameAttribute value
Is it Rohs certified?conform to
MakerROHM Semiconductor
Parts packaging codeSSOP
package instructionSSOP, SOP24,.3,32
Contacts24
Reach Compliance Codeunknown
Commercial integrated circuit typesCONSUMER CIRCUIT
JESD-30 codeR-PDSO-G24
length10 mm
Number of terminals24
Maximum operating temperature70 °C
Minimum operating temperature-10 °C
Package body materialPLASTIC/EPOXY
encapsulated codeSSOP
Encapsulate equivalent codeSOP24,.3,32
Package shapeRECTANGULAR
Package formSMALL OUTLINE, SHRINK PITCH
Peak Reflow Temperature (Celsius)NOT SPECIFIED
power supply5 V
Certification statusNot Qualified
Maximum seat height1.9 mm
Maximum slew rate14 mA
Maximum supply voltage (Vsup)5.5 V
Minimum supply voltage (Vsup)4.5 V
surface mountYES
technologyCMOS
Temperature levelCOMMERCIAL
Terminal formGULL WING
Terminal pitch0.8 mm
Terminal locationDUAL
Maximum time at peak reflow temperatureNOT SPECIFIED
width5.4 mm

BU9260FS Preview

Multimedia ICs
Audio digital key controller
BU9260FS
The BU9260FS is designed for key control, an essential feature for karaoke systems.
Applications stereos, radio cassette recorders, karaoke and other audio devices
Mini-component
FeaturesI / O filter and mixing operational amplifier.
1) Internal
2) Internal ADC and DAC.
3) 16 k bit of internal RAM.
4) Controls serial data.
Block diagram
TESTOUT
1
TEST MODE OUTPUT
DAC
NC
2
23
DAI
24
DAO
TEST1
3
TEST MODE INPUT
ADC
22
ADO
CLKI
4
Clock gen.
21
ADI
SCK
5
20
AMPAI
SI
6
Control
SLT
7
18
AMPBI
+
19
AMPAO
MT
8
+
TEST MODE INPUT
17
AMPBO
TEST2
9
16
AMPCI
RESET
Vref
10
Ref
+
15
AMPCO
GND
11
RAM
14
AMPDI
V
DD
12
+
13
AMPDO
1
Multimedia ICs
BU9260FS
Pin descriptions
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Pin name
TESTOUT
N.C.
TEST1
CLKI
SCK
SI
SLT
MT
TEST2
Vref
GND
V
DD
AMPDO
AMPDI
AMPCO
AMPCI
AMPBO
AMPBI
AMPAO
AMPAI
ADI
ADO
DAI
DAO
Connecting the ADC capacitor
Operational amplifier input / output
Function
Low-level test output
No connected
Test input (the low level is normally input)
Connecting the clock resistor
Serial clock input
Serial data input
Serial latch input
Input of output control muting
Test input (the low level is normally input)
Analog reference voltage
Ground
Power supply
Operational amplifier input / output
Type
LO
LIP
CLK
LI
LI
LI
LIP
LIP
VRO
AO
AI
AO
AI
AO
AI
AO
AI
ADMI
ADMO
ADMI
ADMO
Operational amplifier input / output
Operational amplifier input / output
Connecting the DAC capacitor
Absolute maximum ratings (Ta = 25°C)
Parameter
Applied voltage
Input voltage
Power dissipation
Operating temperature
Storage temperature
Symbol
V
DD
V
IN
Pd
Topr
Tstg
Limits
– 0.3 ~ + 7.0
GND – 0.3 ~ V
DD
+ 0.3
650
– 10 ~ + 70
– 55 ~ + 125
Unit
V
V
mW
°C
°C
Reduced by 6.5mW for each increase in Ta of 1°C over 25°C.
Recommended operating conditions (Ta = 25°C)
Parameter
Power supply voltage
Symbol
V
DD
Limits
4.5 ~ 5.5
Unit
V
2
Multimedia ICs
BU9260FS
Input / output circuits
Pin types
Type: Logic input and output (LI, LO and LIP – LIP has pull-down)
Pins 3, 5, 6, 7, 8 and 9 (no pull-down for pins 5, 6 or 7)
Pin No. = 1
20k
Type: Amplifier input and output (AI and AO)
Pin No. = 14,16,18,20
Pin No. = 13,15,17,19
AMP
AMP
OUT
AMP
+
Type: ADM input and output (ADMI and ADMO)
Pin No. = 21, 23
30k
Pin No. = 22, 24
AMP –
AMP
+
AMP
OUT
Type: Reference voltage pin (VRO)
Pin No. = 10
Type: Clock pin (CLK)
Pin No. = 4
5k
5k
3
Multimedia ICs
BU9260FS
DD
Electrical characteristics (unless otherwise noted, Ta = 25°C, V
Parameter
Operating supply current
〈Linear〉
Input / output gain
Output distortion
Output noise voltage
Maximum output voltage
〈Logic〉
Input voltage, High level
Input voltage, Low level
Pull-down resistance
〈Serial
data〉
Clock width
Latch width
Data setup
Data hold
Latch setup
twCK
twLT
tdsu
th
tlsu
2.0
2.0
1.0
1.0
1.0
V
IH
V
IL
Rd
3.8
12
25
1.2
50
GV
THD
No
V
Max
.
–3
0.7
0
1.3
– 80
1.5
+3
3.0
– 65
Symbol
I
DD
Min.
Typ.
7
Max.
14
= 5V, f
IN
= 1kHz, f + 0 mode, V
IN
= 100mV
rms
)
Unit
mA
No signal
Conditions
dB
%
dBV
V
rms
30kHz – LPF
DIN – Audio
THD = 10%, LPF gain = 1
V
V
kΩ
µs
µs
µs
µs
µs
V
IN
= 5V
Application example
1
2
3
18k
4
Serial clock
Serial data
Serial latch
Mute
5
6
Control
7
8
9
10
47µ
11
RAM
12
14
TEST INPUT
Ref
Clock gen.
TEST INPUT
ADC
21
20
TEST OUTPUT
DAC
23
22
0.01µ
18k
47k
18k
18
33k
Input
150p
19
0.1µ
47k
22k
16
33k
2700p
50k
2700p
24
0.01µ
+
150p
17
+
270p
15
22k
39k
820p
+
50k
270p
39k
820p
+
13
Output
Fig. 1
4
Multimedia ICs
BU9260FS
Operation notes
(1) Operating mode
1) Serial data mode
Function: Setting the key according to SCK, SI and SLT
1. Serial data
The signal value is input with the rise of SCK. Input data are latched with the fall of SLT. However, data are canceled
unless D6 = high and D7 = low.
SI
D0
D1
D2
D3
D4
D5
D6
D7
SCK
SLT
2. Serial timing
For standard values, refer to “Electrical Characteristics.”
twCK
SCK
twCK
tdsu
th
tlsu
SI
SLT
twLT
5
How to ensure the integrity and correctness of data when several drivers read and write a certain registry entry at the same time?
I wrote the driver program myself. What other codes should I add? How should I write it? Thank you....
ac0613 Embedded System
Programming problem under EVC, please help!
I am debugging a program written by someone else. I just started using EVC3.0 and there are many errors and I can't debug it. If I want to use part of his original program, which files must be left? I...
紫麓寒枭 Embedded System
About the operation code of DeviceIoControl to control the camera
I have used the 2440 development board and programmed the camera application. I used the DeviceIoControl function to operate the camera. I remember that the IOCTL_CAM_CONT operation code is to enable ...
wosjinjin Embedded System
Why is the import interface blank when importing Protel99se parts library into Altium Designer 14.3?
Why is the import interface blank when importing Protel99se parts library into Altium Designer 14.3? Urgent help! TKS!...
zttian PCB Design
How is the performance of lwip? I need it to run for a long time, but it has "retransmission" phenomenon, and it will be disconnected by the PC "FIN" after more than ten minutes.
How is the performance of lwip? I need it to run for a long time, but it will have "retransmission" phenomenon, and will be disconnected by the PC "FIN" after more than ten minutes. I just opened an a...
zyyu Embedded System
[New version CH554 review DIY] Audio Tuner 2
[i=s] This post was last edited by Beifang on 2018-3-30 14:38 [/i] [b] [New version CH554 review DIY] Audio Tuner 2 - Development environment setup and example running [/b] [font=宋体] 1. Hardware drive...
北方 MCU

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

Robot
development
community

Index Files: 880  2384  1107  1158  1273  18  48  23  24  26 
Datasheet   0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Room 1530, 15th Floor, Building B, No. 18 Zhongguancun Street, Haidian District, Beijing Telephone: (010) 82350740 Postal Code: 100190
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved 京ICP证060456号 京ICP备10001474号-1 电信业务审批[2006]字第258号函 京公网安备 11010802033920号