BD7001
标识
_______ _
6 音路 12V 数码功率放大器_
功能描述
引脚
特性
Output
Output
Power
Power
Output
Output
Power
Power
Power
Input
Port B Right Channel Negative PWM Signal Output (12V Output Range)
Port B Right Channel Positive PWM Signal Output (12V Output Range)
12V VDD Input
38 ~ 39 BROUTN
40 ~ 41 BROUTP
42
43
VDD12
VSS12
12V Ground Input
Port C Right Channel Negative PWM Signal Output (12V Output Range)
Port C Right Channel Positive PWM Signal Output (12V Output Range)
Lead Frame Ground Input
44 ~ 45 CROUTN
46 ~ 47 CROUTP
48 ~ 50 VSS
12V VDD Input
51 ~ 56 VDD12
57 ~ 61 VSS12
12V Ground Input
Port C Right Channel Positive PWM Signal Input (3.3 ~ 5.0V Input Range)
Port C Right Channel Negative PWM Signal Input (3.3 ~ 5.0V Input Range)
Port B Left Channel Negative PWM Signal Input (3.3 ~ 5.0V Input Range)
3.3V ~ 5.0V Ground Input
62
63
64
65
66
67
68
69
CRCKP
CRCKN
BLCKN
VSSL
Input
Input
Power
Supreme
3.3V ~ 5.0V Power Input
VDDL
Power
Port B Left Channel Positive PWM Signal Input (3.3 ~ 5.0V Input Range)
Port C Left Channel Negative PWM Signal Input (3.3 ~ 5.0V Input Range)
Port C Left Channel Positive PWM Signal Input (3.3 ~ 5.0V Input Range)
12V Ground Input
BLCKP
CLCKN
CLCKP
Input
Input
Input
70 ~ 74 VSS12
75 ~ 80 VDD12
81 ~ 82 CLOUTP
83 ~ 84 CLOUTN
85 ~ 86 VSS
Power
Power
Output
Output
Power
Power
Power
Output
Output
Power
12V VDD Input
Only
Port C Left Channel Positive PWM Signal Output (12V Output Range)
Port C Left Channel Negative PWM Signal Output (12V Output Range)
Lead Frame Ground Input
12V Ground Input
87
88
VSS12
VDD12
12V VDD Input
Port B Left Channel Positive PWM Signal Output (12V Output Range)
Port B Left Channel Negative PWM Signal Output (12V Output Range)
89 ~ 90 BLOUTP
91 ~ 92 BLOUTN
12V Ground Input
93
VSS12
Driver Output Active Enable
0 : Force All Driver Output to Low
1 : All Driver Output Active
94
OUTSEL
Input
Internal Driver Active Signal Probe Point
0 : When PDB = 0, SELOUT = OUTSEL
1 : When PDB = 1, Internal Temp. < 125℃, SELOUT = OUTSEL
When PDB = 1. Internal Temp. > 125℃, SELOUT = 0
12V Ground Input
95
96
SELOUT
VSS12
Output
Power
Output
Output
Port A Left Channel Negative PWM Signal Output (12V Output Range)
97 ~ 98 ALOUTN
99 ~ 100 ALOUTP
Port A Left Channel Positive PWM Signal Output (12V Output Range)
Biforst
功能说明
BD7001 架构
图1为 BD7001 的功能块框图。BD7001 内建六组扬声器驱动器，主要可分为四大部份，包含 1. 电
源输入, 2. PWM信号输入, 3. 扬声器驱动器输出, 4.控制信号输入/输出。
Preliminary Version
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Biforst Technology, Inc., reserves the right to change product or specifications without notice.
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