參數(shù)資料
型號: AN7500FHQ
廠商: PANASONIC CORP
元件分類: 消費家電
英文描述: aUDIO SIGNAL PROCESSING ic FOR 1.5 v HEADPHONE STEREO
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP48
封裝: 7 X 7 MM, PLASTIC, LQFP-48
文件頁數(shù): 7/16頁
文件大小: 144K
代理商: AN7500FHQ
ICs for Radio-Cassette, Cassette Deck
AN7500FHQ
7
I
Electrical Characteristics at V
CC
=
1.2 V, f
=
1 kHz, R
L
=
32, T
a
=
25
°
C (continued)
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Control block (continued)
N.R. pin current
I
SW2
V
2
=
0.1 V
8
16
μ
A
Sub-buffer on threshold
V
SBON
Low: SB on
0.4
V
Sub-buffer off threshold
V
SBOFF
High/open: SB off
0.8
V
Sub-buffer pin current
I
SW10
V
10
=
0.1 V
20
40
μ
A
Pin No.
Equivalent circuit
Description
Waveform/voltage
(at V
CC
=
1.2 V)
1
FWD/REV/pre-mute:
FWD/REV/pre-mute control
Pre-mute
High voltage: V
CC
0.1
<
V
1-19
FWD
Pin open
REV
Low voltage: V
1-19
<
0.1
2
N.R. cont.:
N.R. on/off control
N.R. off
Pin open or high voltage:
0.8 V
<
V
2-19
<
V
CC
+
0.3 V
N.R. on
Low voltage:
0.3 V
<
V
2-19
<
0.4 V
R
IN
=
33 k
0.8 V
3
Pin 3: N.R. in (R)
Pin 34: N.R. in (L):
N.R. decoder input
34
R
IN
=
30 k
(typ.)
DC 0.78 V
I
Terminal Equivalent Circuits
V
RPF
GND
120 k
120 k
1
200
Approx.
2
μ
A
100 k
100
k
100
k
V
RPF
GND
2
30 k
50 k
V
RPF
V
REF
GND
Pin 3
34
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