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AD1992ACPZ Fiches technique(PDF) 6 Page - Analog Devices

No de pièce AD1992ACPZ
Description  Audio Switching Amplifier
PDF  20 Pages
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Fabricant  AD [Analog Devices]
Site Internet  http://www.analog.com
Logo AD - Analog Devices

AD1992ACPZ Fiches technique(HTML) 6 Page - Analog Devices

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AD1992
Rev. 0 | Page 6 of 20
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
PIN 1
INDICATOR
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
PGND1
PGND1
PGND1
OUTL+
OUTL+
OUTL+
PVDD1
PVDD1
PVDD1
PVDD1
OUTL–
OUTL–
OUTL–
PGND1
PGND1
PGND1
NC = NO CONNECT
PGND2
PGND2
PGND2
OUTR+
OUTR+
OUTR+
PVDD2
PVDD2
PVDD2
PVDD2
OUTR–
OUTR–
OUTR–
PGND2
PGND2
PGND2
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
AD1992
TOP VIEW
(Not to Scale)
Figure 3. Pin Configuration
Table 9. Pin Function Descriptions
Pin No.
Mnemonic
In/Out
Description
1, 2, 3, 64
PGND1
Negative Power Supply. Used for the A2 and B2 high power transistors.
4, 5, 6
OUTL+
O
Output of Transistor Pair A1 and A2.
7, 8, 9, 10
PVDD1
Positive Power Supply. Used for the A1 and B1 high power transistors.
11, 12, 13
OUTL−
O
Output of Transistor Pair B1 and B2.
14, 15, 16
PGND1
Negative Power Supply. Used for the A2 and B2 high power transistors.
17
ERR2
O
Active Low Thermal Shutdown Error Output.
18
ERR1
O
Active Low Thermal Warning Error Output.
19
ERR0
O
Active Low Overcurrent Error Output.
20
DCTRL2
I/O
Nonoverlap Time Setting MSB.
21
DCTRL1
I
Nonoverlap Time Setting.
22
DCTRL0
I
Nonoverlap Time Setting LSB.
23, 26
DGND
Negative Power Supply for Low Power Digital Circuitry.
24, 25
DVDD
Positive Power Supply for Low Power Digital Circuitry.
27
CLKI
I
Clock Input for 256 × fS Audio Modulator Clock.
28
CLKO
O
Inverted Version of CLKI for Use with an External XTAL Oscillator.
29
MUTE
I
Active Low Mute Input.
30
RESET
I
Active Low Reset Input.
31
PGA1
I
PGA Gain Control MSB.
32
PGA0
I
PGA Gain Control LSB.
33, 34, 35
PGND2
Negative Power Supply for High Power Transistors C2 and D2.
36, 37, 38
OUTR−
O
Output of Transistor Pair D1 and D2.
39, 40, 41, 42
PVDD2
Positive Power Supply for High Power Transistors C1 and D1.
43, 44, 45
OUTR+
O
Output of Transistor Pair C1 and C2.
46, 47, 48, 49
PGND2
Negative Power Supply for High Power Transistors C2 and D2.
50
NFR+
I
Right Channel Negative Feedback—Noninverting Input.
51
NFR−
I
Right Channel Negative Feedback—Inverting Input.



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