ak4614 ETC-unknow, ak4614 Datasheet - Page 64

• Manufacturer Part Number: ak4614
• Description: 6/12-channel Audio Codec
• Manufacturer: ETC-unknow

5. External Analog Inputs Circuit
Figure 61
Figure 62
Figure 63
MS1025-E-00
shows the input buffer circuit example 3. The input level of this circuit is ±2.15Vpp (AK4614: typ. ±2.15Vpp).
shows the input buffer circuit example 1. The input level of this circuit is 4.3Vpp (AK4614: typ. ±2.15Vpp).
shows the input buffer circuit example 2. The input level of this circuit is 4.3Vpp (AK4614: typ. ±2.15Vpp).
Analog In
4.3Vpp
Analog In
10k
10k
4.3Vpp
VA
0.1μ
VP+ = +12V
VP- = -12V
22μ
10μ
Figure 63. Input buffer circuit example 3 (AC coupled differential input)
Figure 61. Input buffer circuit example 1 (DC coupled single-end input)
Figure 62. Input buffer circuit example 2 (AC coupled single-end input)
22μ
10kΩ
10kΩ
Bias
Analog In
2.15Vpp
Analog In
2.15Vpp
Bias
NJM5532
VA = +3.3V
VP+ = +12V
VP- = -12V
5.1kΩ
NJM5532
5.1kΩ
VP+
VP-
VP+
VP-
10μ
10μ
4.7kΩ
4.7kΩ
- 64 -
Bias
4.7kΩ
NJM5532
4.7kΩ
NJM5532
10μ
10μ
AIN+
AIN-
AK4614
2.15Vpp
2.15Vpp
2.15Vpp
AIN+
AIN-
AIN+
AIN-
AK4614
AK4614
2008/10