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PDF ( 数据手册 , 数据表 ) M61538FP

零件编号 M61538FP
描述 6-Channel Electronic Volume
制造商 Hitachi
LOGO Hitachi LOGO 


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M61538FP 数据手册, 描述, 功能
M61538FP
6-Channel Electronic Volume
REJ03F0103-0100Z
Rev.1.0
Mar.23.2004
Description
The M61538FP is 6ch electronic volume. This IC is controlled by 2-wire serial bus and is suitable for Home Audio
System.
Features
Electronic Volume 0 to –95dB, –/1dBstep
6-Channel independent Electronic Volume
MUC I/F Controlled by serial data from microcomputer
Low Noise 0.85µVrms: typ. [Volume = 0dB, Rg = 0, IHF-A]
Low Distortion 0.0012%: typ. [Vi:0.3Vrms, f:1kHz, BW:400Hz to 30kHz]
Power Supply ±Power supplies or Single power supply
Applications
Receiver, AV Amp, Mini Stereo etc.
Recommended Operating Condition
Supply Voltage Range
 ±Power supplies VCC: +4.5 to +7.5V [Typ: 7V], VEE: –4.5 to –7.5V[Typ: –7V],
DVDD: +2.7 to + 5.5V [Typ:5V]
Single power supply VCC: +9 to +12V[Typ: 10V], DVDD: 4.5 to +5.5V[Typ: 5V]
System Block Diagram
(±Power supplies used)
LIN
RIN
CIN
SWIN
SLIN
SRIN
LOUT
ROUT
COUT
SWOUT
SLOUT
SROUT
Logic
CLOCK DATA DGND DVDD VCC AGND VEE
Rev.1.0, Mar.23.2004, page 1 of 11







M61538FP pdf, 数据表
M61538FP
Electrical Characteristics (Supply current)
(Unless otherwise noted, Ta = 25°C, VCC(18pin) = 7V, VEE(19pin) = –7V, DVDD(5pin) = 5V, RL = 10k)
Limits
Parameter
Symbol Min Typ Max Units Test Condition
Positive Supply current ICC — 11 20 mA when no signal is provided
Negative Supply current
IEE
–20 –11 —
mA when no signal is provided
Digital Supply current
IDD
— 0.5 2
mA when no signal is provided
Electrical Characteristics (Input/Output)
(Unless otherwise noted, Ta = 25°C, VCC(18pin) = 7V, VEE(19pin) = –7V, DVDD(5pin) = 5V, f = 1kHz, RL = 10k)
Limits
Parameter
Symbol Min Typ
Max Units Test Condition
Input resistance
Rin 17 25 33 k13, 15, 17, 20, 22, 24pin,
Volume = 0 to –dB
Maximum output voltage
VOM
4.0 4.5
— Vrms 2, 3, 4, 9, 10, 11pin output,
RL = 10k, THD = 1%
Pass gain
Gv –2 0
2 dB 13, 15, 17, 20, 22, 24pin input,
2, 3, 4, 9, 10, 11pin output
Distortion
THD
— 0.0012 0.009 %
BW = 400Hz to 30kHz,
Vi = 0.3Vrms, RL=10k
Output noise voltage
Vno — 0.85 8
µVrms Volume = 0dB , Rg = 0 , IHF-A
Maximum attenuation
ATTmax — –120 –70 dB
Vi = 2Vrms, Volume = –dB, IHF-A
Volume gain between channels Dvol
–1 0
1 dB Volume = 0, IHF-A
Cross talk between channels CT
— –110 –70 dB
Vi = 2Vrms, RL = 10k, IHF-A,
Rg = 0
Rev.1.0, Mar.23.2004, page 8 of 11














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