CXA2647N
Characteristics Graphs
(Vcc = 3.0V, DVcc = 3.0V)
1. EQ characteristics
Input: Pin 3 EQ_IN
Output: Pin 15 RFAC
1-2. EQ fc control characteristics
1-1. EQ ROM/RW characteristics
25
20
15
10
5
25
20
15
10
5
ROM mode
Pin 26 RFC = 100k/33kΩ
Pin 25 VFC = control
Pin 24 BST = VC
Pin 23 RFG = VC
Pin 26 RFC = 100kΩ
Pin 25 VFC = VC
Pin 24 BST = VC
Pin 23 RFG = VC
RFC = 100kΩ
VFC = VC + 1V
VFC = VC
RW
RFC = 33kΩ
VFC = VC
VFC = VC + 1V
VFC = VC – 1V
ROM
0
0
–5
–10
–5
–10
1k
10k
100k
[Hz]
1M
10M
10k
100k
1M
10M
100M
[Hz]
1-3. EQ boost control characteristics
1-4. EQ gain control characteristics
25
20
15
10
5
30
25
20
15
10
5
ROM mode
Pin 26 RFC = 100k/33kΩ
Pin 25 VFC = VC
Pin 24 BST = control
RFG = VC + 1V
RFG = VC
Pin 23 RFG = VC
RFC = 33kΩ
BST = VC + 1V
BST = VC
BST = VC – 1V
RFC = 100kΩ
BST = VC + 1V
BST = VC
BST = VC – 1V
RFG = VC – 1V
0
RW mode
Pin 26 RFC = 100kΩ
Pin 25 VFC = VC
Pin 24 BST = VC
Pin 23 RFG = control
–5
0
–10
–5
10k
100k
1M
10M
100M
1k
10k
100k
[Hz]
1M
10M
[Hz]
– 20 –
SONY [ SONY CORPORATION ]
