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參數(shù)資料
| 型號： | AN3969K |
| 廠商： | PANASONIC CORP |
| 元件分類： | 音頻控制 |
| 英文描述： | Electronic volume IC for HiFi VCR |
| 中文描述： | 2 CHANNEL(S), VOLUME CONTROL CIRCUIT, PDIP22 |
| 封裝： | 0.300 INCH, PLASTIC, SDIP-22 |
| 文件頁數(shù)： | 5/9頁 |
| 文件大小： | 83K |
| 代理商： | AN3969K |
ICs for VCR
AN3969K
5
I
Electrical Characteristics at V
CC
=
5 V, pin 8
=
3 V, pin 9
=
3 V, T
a
=
25
°
C (continued)
Design reference data
Note) The characteristics listed below are theoretical values based on the IC design and are not guaranteed.
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Input selection CTL A (low)
*
DINA
L
Pin 2 input
0
1.5
V
Input selection CTL A (high)
*
DINA
H
Pin 2 input
3.5
5
V
Input selection CTL B (low)
*
DINB
L
Pin 3 input
0
1.5
V
Input selection CTL B (high)
*
DINB
H
Pin 3 input
3.5
5
V
EVR individual CTL mode
DVOLL Pin 4 input (low)
0
1.5
V
EVR balance mode
DBALH Pin 4 input (high)
3.5
5
V
EVR on mode
DEONL Pin 10 input (low)
0
1.5
V
EVR off mode
DEOFFH
Pin 10 input (high)
3.5
5
V
Mic. on mode
DMONL Pin 18 input (low)
0
1.5
V
Mic. off mode
DMOFFH
Pin 18 input (high)
3.5
5
V
EVR out L/R difference
VEOLR Typical input, pin 8, pin 9
=
3 V,
ratio of EVR out L to R
0
dB
EVR off level L
VEOFFL
EVR off mode, typical input,
EVR out L measurement
20
dBs
EVR off level R
VEOFFR
EVR off mode, typical input,
EVR out R measurement
20
dBs
Note)1. Typical input
=
(In1 input, V
IN
=
20 dBs, f
IN
=
1 kHz, L/R simultaneous input)
2. *:In1 input selection mode: pin 2
=
low, pin 3
=
low, In2 input selection mode: pin 2
=
high, pin 3
=
low
In3 input selection mode: pin 2
=
low, pin 3
=
high, In4 input selection mode: pin 2
=
high, pin 3
=
high
Pin No.
Equivalent circuit
Description
Pin voltage
(typ) (V)
1
In1(L-ch.) input:
Audio signal
Typical
=
20 dBs (1 kHz)
2.5
I
Terminal Equivalent Circuits
200
50 k
1 k
V
REF
2.5 V
V
CC
Pin 1
11
12
13
14
20
21
22
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