ML7074-004 Datasheet, PDF (5/29 Pages) OKI electronic componets – VoIP CODEC

OKI Semiconductor
FEDL7074-003DIGEST-01
ML7074-004GA
Pin
No.
Symbol
I/O PDNB = “0”
Description
33
DV_DD1

 Digital power supply
34
A0
I
I
Address input
35
A1
I
I
Address input
36
A2
I
I
Address input
37
A3
I
I
Address input
38
A4
I
I
Address input
39
A5
I
I
Address input
40
A6
I
I
Address input
41
A7
I
I
Address input
42
PDNB
Power down input
I
“0”
“0”: Power down reset
“1”: Normal operation
43
CLKSEL
I
SYNC and BCLK I/O control input
I
“0”: SYNC and BCLK become inputs
“1”: SYNC and BCLK become outputs
44
DGND1

 Digital ground (0.0 V)
45
GPI0
I
I
General-purpose input pin 0 (5 V tolerant input)
/Secondary function: Dial pulse detect input pin
46
GPI1
I
I
General-purpose input pin 1 (5 V tolerant input)
General-purpose output pin 0 (5 V tolerant output, can be pulled up
47
GPO0
O
“L” externally)
/Secondary function: Dial pulse transmit pin
48
GPO1
O
“L”
General-purpose output pin 1 (5 V tolerant output, can be pulled up
externally)
49
AV_DD

 Analog power supply
50
AIN0P
I
I
AMP0 non-inverted input
51
AIN0N
I
I
AMP0 inverted input
52
GSX0
O “Hi-z” AMP0 output (10 kΩ driving)
53
GSX1
O “Hi-z” AMP1 output (10 kΩ driving)
54
AIN1N
I
I
AMP1 inverted input
55
AVREF
O
“L” Analog signal ground (1.4 V)
56
VFRO0
O “Hi-z” AMP2 Output (10 kΩ driving)
57
VFRO1
O “Hi-z” AMP3 Output (10 kΩ driving)
58
AGND

Analog ground (0.0 V)
59
DGND2

Digital ground (0.0 V)
60
XI
I
I
4.096 MHz crystal oscillator I/F, 4.096 MHz clock input
61
XO
O
“H” 4.096 MHz crystal oscillator I/F
62
DV_DD2

Digital power supply
63
TST3
I
“0” Test control input 3: Normally input “0”.
64
TST2
I
“0” Test control input 2: Normally input “0”.
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