参数资料
型号: MAX9761EUI+T
厂商: Maxim Integrated Products
文件页数: 26/31页
文件大小: 0K
描述: IC AMP AUDIO PWR 3W STER 28TSSOP
标准包装: 2,500
类型: AB 类
输出类型: 2-通道(立体声)带立体声耳机
在某负载时最大输出功率 x 通道数量: 3W x 2 @ 3 欧姆; 200mW x 2 @ 16 欧姆
电源电压: 4.5 V ~ 5.5 V
特点: 消除爆音,输入多路复用器,静音,关机,热保护,
安装类型: 表面贴装
供应商设备封装: 28-TSSOP 裸露焊盘
封装/外壳: 28-SOIC(0.173",4.40mm 宽)裸露焊盘
包装: 带卷 (TR)
MAX9760–MAX9763
Stereo 3W Audio Power Amplifiers with
Headphone Drive and Input Mux
4
_______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(VDD = PVDD = 5.0V, GND = PGND = 0V, SHDN = 5V, CBIAS = 1F, RIN = RF = 15k
, RL = ∞. TA = TMIN to TMAX, unless otherwise
noted. Typical values are at TA = +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
2-WIRE SERIAL INTERFACE (SCL, SDA, ADD, INT) (MAX9760/MAX9762)
Input Voltage High
VIH
2.6
V
Input Voltage Low
VIL
0.8
V
Input Hysteresis
0.2
V
Input High Leakage Current
IIH
VIN = 5V
±1A
Input Low Leakage Current
IIL
VIN = 0V
±1A
Input Capacitance
CIN
10
pF
Output Voltage Low
VOL
IOL = 3mA
0.4
V
Output Current High
IOH
VOH = 5V
1
A
TIMING CHARACTERISTICS (MAX9760/MAX9762)
Serial Clock Frequency
fSCL
400
kHz
Bus Free Time Between STOP
and START Conditions
tBUF
1.3
s
START Condition Hold Time
tHD:STA
0.6
s
START Condition Setup Time
tSU:STA
0.6
s
Clock Period Low
tLOW
1.3
s
Clock Period High
tHIGH
0.6
s
Data Setup Time
tSU:DAT
100
ns
Data Hold Time
tHD:DAT
(Note 4)
0
0.9
s
Receive SCL/SDA Rise Time
tr
(Note 5)
20 +
0.1CB
300
ns
Receive SCL/SDA Fall Time
tf
(Note 5)
20 +
0.1CB
300
ns
Transmit SDA Fall Time
tf
(Note 5)
20 +
0.1CB
250
ns
Pulse Width of Suppressed
Spike
tSP
(Note 6)
50
ns
Note 1: All devices are 100% production tested at +25°C. All temperature limits are guaranteed by design.
Note 2: PSRR is specified with the amplifier inputs connected to GND through RIN and CIN.
Note 3: Refer to the SVDD section.
Note 4: A master device must provide a hold time of at least 300ns for the SDA signal to bridge the undefined region of SCL’s falling
edge.
Note 5: CB = total capacitance of one of the bus lines in picofarads. Device tested with CB = 400pF. 1k
pullup resistors connected
from SDA/SCL to VDD.
Note 6: Input filters on SDA, SCL, and ADD suppress noise spikes of less than 50ns.
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