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M65845AFP Datasheet(PDF) 5 Page - Renesas Technology Corp

Part # M65845AFP
Description  Digital Echo with Microphone Mixing Circuit
PDF  14 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

M65845AFP Datasheet(HTML) 5 Page - Renesas Technology Corp

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M65845AFP
REJ03F0170-0201 Rev.2.01 Jan 25, 2008
Page 5 of 13
Absolute Maximum Ratings
(Ta = 25
°C, unless otherwise noted)
Item
Symbol
Rations
Unit
Conditions
Supply voltage
VCC
6.0
V
Circuit current
ICC
85
mA
Input voltage
Vi
–0.3 to VCC + 0.3
V
Power dissipation
Pd
860
mW
Operating temperature
Topr
–20 to +75
°C
Storage temperature
Tstg
–40 to +125
°C
Recommended Operating Condition
Limits
Item
Symbol
Min
Typ
Max
Unit
Conditions
Supply voltage
VCC
4.5
5
5.5
V
L input voltage
VIL
0
—
1
V
H input voltage
VIH
4
—
VCC
V
Pin 33, 34
Electrical Characteristics
(VCC = 5 V, f = 1 kHz, Vi = 100mVrms, fck = 2 MHz, Ta = 25°C, unless otherwise noted)
Limits
Item
Symbol
Min
Typ
Max
Unit
Conditions
Total
Circuit current
ICC
25
34
70
mA
No signal
Voltage gain
GVO
44
47
50
dB
Vo = –17 dBV
Distortion 1
THD1
—
0.5
1.5
%
Vo = –17 dBV, without ALC
Distortion 2
THD2
—
3.0
6.0
%
Vi = –27 dBV, ALC operate
ALC voltage
VoALC
–3
0
+3
dB
at –10 to +3 dBV
ALC attack time
TALCAT
25
40
55
ms
at C = 4.7
μF
ALC recovery time
TALCRE
1.0
1.5
2.0
s
at C = 4.7
μF
Maximum output voltage
VoMAX
–1
2
—
dBV
THD = 10%
Noise voltage
No
—
–68
–57
dBV
GV = 47 dB, JIS-A, VI = 0 Vrms
Microphone
amplifier
Input impedance
Zi
5
10
20
k
Ω
Delay time
Td
167
197
226
ms
RC = 51 kΩ
Voltage gain
Gv
–3
0
+3
dB
Distortion
THD
—
2.0
4.0
%
Maximum output voltage
VoMAX
–3
+1
—
dBV
THD = 10%
Echo
Noise voltage
No
—
–82
–67
dBV
JIS–A
Voltage gain
Gv
–3
0
+3
dB
Distortion
THD
—
0.02
0.1
%
Maximum output voltage
VoMAX
1
4
—
dBV
THD = 10%
Noise voltage
No
—
–97
–88
dBV
JIS-A, MICSW = OFF
Line
Input impedance
Zi
10
20
40
k
Ω
Noise voltage
No
—
–95
–72
dBV
JIS-A, Vocal cut ON
Voltage gain
Gv
–3
0
+3
dB
Input one side channel
Maximum output voltage
VoMAX
1
4
—
dBV
THD = 10%
Vocal cut
Vocal rejection ratio
GREJ
14
18
—
dB



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