SA58670 Datasheet, PDF (2/25 Pages) NXP Semiconductors – 2.1 W/channel stereo Class D audio amplifier

NXP Semiconductors
SA58670
2.1 W/channel stereo class-D audio amplifier
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4. Ordering information
Table 1. Ordering information
Type number Package
Name
Description
SA58670BS HVQFN20 plastic thermal enhanced very thin quad flat package;
no leads; 20 terminals; body 4 × 4 × 0.85 mm
Version
SOT917-1
5. Block diagram
SA58670
right input ^INRP
INRN
16
17
GAIN
ADJUST
3, 13 PVDD
V_DD
PWM
H-
BRIDGE
14 OUTRP
11 OUTRN
n.c. ^{6, 10}
INTERNAL
OSCILLATOR
GND
left input ^INLP
INLN
20
19
GAIN
ADJUST
PWM
H-
BRIDGE
2 OUTLP
5 OUTLN
G0
G1
SDR
15
1
8
300 kΩ
7
SDL
300 kΩ
BIAS
CIRCUITRY
9 AVDD
V_DD
SHORT-CIRCUIT
PROTECTION
4, 12
18
PGND
AGND
Refer to Table 6 for gain selection.
Fig 1. Block diagram
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SA58670_1
Product data sheet
Rev. 01 — 4 January 2008
© NXP B.V. 2008. All rights reserved.
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