92HD87B2X5NDGXTBX IDT, Integrated Device Technology Inc, 92HD87B2X5NDGXTBX Datasheet - Page 11
92HD87B2X5NDGXTBX
Manufacturer Part Number
92HD87B2X5NDGXTBX
Description
Manufacturer
IDT, Integrated Device Technology Inc
Datasheet
1.92HD87B2X5NDGXTBX.pdf
(215 pages)
Specifications of 92HD87B2X5NDGXTBX
Lead Free Status / RoHS Status
Compliant
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IDT PROPRIETARY / IDT
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
2. DETAILED DESCRIPTION
92HD87
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
2.1.
Port Functionality
2.1.1.
24/23
27/26
15/16
35/36
13/14
CONFIDENTIAL
Pins
3
Multi-function (Input / output) ports allow for the highest possible flexibility. 3 or 4 bi-directional ports,
2 headphone ports, and a high power BTL amplifier support a wide variety of consumer desktop and
mobile system use models.
For the codec the port capabilities are as follows
•
•
•
•
•
Port Characteristics
Universal (Bi-directional) jacks are supported on ports C (input only) and F. Port A is birdirectional
also. Ports A and B are designed to drive 32 ohm (nominal) headphones or a 10K (nominal) load.
Line Level outputs are intended to drive an external 10K load (nominal) and an on board shunt resis-
tor of 20-47K (nominal). However, applications may support load impedances of 5K ohms and
above. Input ports are 50K (nominal) at the pin.
Port A supports
•
•
•
•
Port B supports
•
•
Port C supports
•
•
Port D supports
•
Port F supports
•
•
•
Headphone
Line Out
Line Input
Mic with 0/10/20/30 dB Boost and Vref_Out
Capless Headphone Out
Capless Line Out
Line In
Mic with 0/10/20/30 dB boost and Vref_Out
BTL (L+/L-) stereo out
Line Out
Line In
Mic with 0/10/20/30 dB boost
DMIC0
Port
A
B
C
D
F
Input
Yes
Yes
Yes
Yes
Table 1. Port Functionality
Output
11
Yes
Yes
Yes
Yes
Headphone
Yes
Yes
92HD87
BTL
Yes
(Vref pin)
Mic Bias
Yes
Yes
PC AUDIO
boost amp
V 0.95 10/10
Input
Yes
Yes
Yes
Yes
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