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参数资料
| 型号： | TAS5122DFDR |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 37 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO56 |
| 封装： | POWERPAD, PLASTIC, TSSOP-56 |
| 文件页数： | 17/22页 |
| 文件大小： | 313K |
| 代理商： | TAS5122DFDR |
TAS5122
SLES088C AUGUST 2003 REVISED NOVEMBER 2003
www.ti.com
4
Terminal Functions
TERMINAL
FUNCTION(1)
DESCRIPTION
NAME
DFD NO.
DCA NO.
FUNCTION(1)
DESCRIPTION
BST_A
31
54
P
HS bootstrap supply (BST), external capacitor to OUT_A required
BST_B
42
43
P
HS bootstrap supply (BST), external capacitor to OUT_B required
BST_C
43
42
P
HS bootstrap supply (BST), external capacitor to OUT_C required
BST_D
54
31
P
HS bootstrap supply (BST), external capacitor to OUT_D required
DGND
23
6
P
Digital I/O reference ground
DREG
16
13
P
Digital supply voltage regulator decoupling pin, capacitor connected to GND
DREG_RTN
12
17
P
Digital supply voltage regulator decoupling return pin
DVDD
25
4
P
I/O refernece supply input (3.3V)
GND
1, 2, 22,
24, 27, 28,
29, 36, 37,
48, 49, 56
1, 2, 5,
7, 27, 28,
29, 36, 37,
48, 49, 56
P
Power ground (I/O reference ground – pin 22)
GREG
3, 26
P
Gate drive voltage regulator decoupling pin, capacitor to GND
GVDD
30, 55
P
Voltage supply to onchip gate drive and digital supply voltage regulators
M1
15
14
I
Mode selection pin
M2
14
15
I
Mode selection pin
M3
13
16
I
Mode selection pin
OTW
4
25
O
Over temperature warning output, open drain w. internal pullup
OUT_A
34, 35
50, 51
O
Output, half-bridge A
OUT_B
38, 39
46, 47
O
Output, half-bridge B
OUT_C
46, 47
38, 39
O
Output, half-bridge C
OUT_D
50, 51
34, 35
O
Output, half-bridge D
PVDD_A
32, 33
52, 53
P
Power supply input for half-bridge A
PVDD_B
40, 41
44, 45
P
Power supply input for half-bridge B
PVDD_C
44, 45
40, 41
P
Power supply input for half-bridge C
PVDD_D
52, 53
32, 33
P
Power supply input for half-bridge D
PWM_AM
20
9
I
Input signal (negative), half-bridge A
PWM_AP
21
8
I
Input signal (positive), half-bridge A
PWM_BM
18
11
I
Input signal (negative), half-bridge B
PWM_BP
17
12
I
Input signal (positive), half-bridge B
PWM_CM
10
19
I
Input signal (negative), half-bridge C
PWM_CP
11
18
I
Input signal (positive), half-bridge C
PWM_DM
8
21
I
Input signal (negative), half-bridge D
PWM_DP
7
22
I
Input signal (positive), half-bridge D
RESET_AB
19
10
I
Reset signal, active low
RESET_CD
9
20
I
Reset signal, active low
SD_AB
6
23
O
Shutdown signal for half-bridges A and B
SD_CD
5
24
O
Shutdown signal for half-bridges C and D
(1) I = input, O = output, P = power
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相关代理商/技术参数 |
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| TAS5122DFDRG4 | 功能描述:音频放大器 Digital Amplifier Power Stage RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel |
| TAS5132 | 制造商:TI 制造商全称:Texas Instruments 功能描述:STEREO DIGITAL AMPLIFIER POWER STAGE |
| TAS5132_07 | 制造商:TI 制造商全称:Texas Instruments 功能描述:STEREO DIGITAL AMPLIFIER POWER STAGE |
| TAS5132_0702 | 制造商:TI 制造商全称:Texas Instruments 功能描述:STEREO DIGITAL AMPLIFIER POWER STAGE |
| TAS5132DDV | 功能描述:音频放大器 Stereo 20W Pwrstage RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel |
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