HT-ST9
HT-ST9
72
72
• Waveforms
– AMP Board –
3
IC7006
qa
(MCLK)
1 V/DIV, 20 ns/DIV
40.2 ns
2.5 Vp-p
20.8
P
s
3.5 Vp-p
4
IC7006
ws
(LRCLK)
1 mV/DIV, 10
P
s/DIV
5
IC7006
wd
(SCLK)
1 V/DIV, 200 ns/DIV
324 ns
3.1 Vp-p
1
IC7001
2
(BOOT)
10 V/DIV, 1
P
s/DIV
890 ns
33.6 Vp-p
2
IC7003
1
(BOOT)
5 V/DIV, 1
P
s/DIV
1.9
P
s
17.6 Vp-p
• IC Block Diagrams
– AMP Board –
IC7001 RT7272BGSP
IC7003 RT7295CGJ6F
– POWER Board –
IC930 STR-Y6735
(US, Canadian and Taiwan models)
IC930 STR-Y6766B
(Except US, Canadian and Taiwan
models)
VIN
8
RLIM
7
COMP
6
FB
5
SW 1
BOOT
EN
2
3
GND 4
VA
VA VCC
+
+
+
+
+
+
Q
S
R
Q
VCC
VCC
0.8V
1.7V
1.2V
6
INTERNAL
REGULATOR
FOLDBACK
CONTROL
OSCILLATOR
SHUTDOWN
COMPARATOR
LOCKOUT
COMPARATOR
CURRENT
COMPARATOR
SLOPE
COMP
CURRENT
SENSE
AMPLIFIER
UV
COMPARATOR
+
0.4V
UV
EA
SS
IC7006 TAS5538DGGR
IC7004, 7005, 7007, 7008 TAS5624ADDVR
IC7002 MM1836A33NRE
VOUT
4
CONT 1
GND 2
NC 3
VIN
5
+
–
VOLTAGE
REFERENCE
REGULATOR
CURRENT
LIMIT
THERMAL
SHUTDOWN
BIAS
COMPARATOR
SW
6
VIN
5
EN
4
BOOT 1
GND
FB
2
3
VIBIAS
VREF
PVCC
PVCC
GND
SW
UGATE
LGATE
REGULATOR
VIN
DRIVER
CONTROL
MIN OFF
+
PVCC
RIPPLE
GENERATOR
SW
OC
EN
ON-TIME
UV & OV
VIN
SW
GVDD_AB 1
VDD 2
OC_ADJ 3
RESET 4
INPUT_A 5
PVDD_CD
OUT_C
31
PVDD_CD
30
32
PVDD_CD
29
GND
33
INPUT_B 6
C_START 7
GND 9
GND 11
GND 10
GND 12
AVDD 13
INPUT_C 14
INPUT_D 15
OTW 17
PROTECTION
&
I/O LOGIC
+
–
+
–
+
–
TEMP
SENSE
STARTUP
CONTROL
AVDD
DVDD 8
DVDD
POWER-UP
RESET
CB3C OVER-LOAD
PROTECTION
UVP
GATE-
DRIVE
+
–
GATE-
DRIVE
GND
OUT_B
34
35
PVDD_AB
38
GND
42
GND
41
BST_A
44
BST_B
43
GATE-
DRIVE
PVDD_AB
36
PVDD_AB
37
OUT_A
39
OUT_A
40
OUT_D
27
GND
26
GND
25
BST_C
24
BST_D
23
OUT_D
28
PWM & TIMING
CONTROL
ANALOG
LOOP FILTER
ANALOG
LOOP FILTER
ANALOG
LOOP FILTER
ANALOG
LOOP FILTER
PWM & TIMING
CONTROL
PWM & TIMING
CONTROL
PWM
RECEIVER
PWM
RECEIVER
PWM
RECEIVER
PWM
RECEIVER
PWM & TIMING
CONTROL
GATE-
DRIVE
CLIP 18
FAULT 16
M3 21
M2 20
M1 19
GVDD_CD 22
BST_X
GVDD_X
AVDD
DVDD
I2C SERIAL
CONTROL
INTERFACE
CLOCK, PLL,
AND
SERIAL DATA
INTERFACE
PWM_HPM_L 1
PWM_HPP_L 2
PWM_HPM_R 3
PWM_HPP_R 4
PLL_FLTM 6
PLL_FLTP 7
LRCLK 22
SCLK 23
SDIN1 24
SDIN2 25
SDIN3 26
SDIN4 27
VR_DIG 28
RESET 16
HP_SEL 17
PDN 18
MUTE
ASEL_EMO2 10
EMO1 15
DVDD2_CORE 14
DVSS2_CORE 13
AVDD 9
VR_ANA 8
OSC_RES 12
MCLK 11
19
SDA 20
AVSS 5
DEVICE
CONTROL
DIGITAL
AUDIO
PROCESSOR
POWER
SUPPLY
SCL 21
AVSS_PWM
51
AVDD_PWM
50
PWM_P_1
39
PWM_M_1
38
PWM_P_2
41
PWM_M_2
40
PWM_P_3
43
PWM_M_3
42
PWM_P_4
45
PWM_M_4
44
PWM_P_7
47
PWM_M_7
46
PWM_P_8
49
PWM_M_8
48
PWM_P_5
54
PWM_M_5
53
PWM_P_6
56
PWM_M_6
55
LRCLKO
31
SCLKO
30
PSVC
33
VALID
37
TEST
32
SDOUT
29
VR_RWM
52
DVSS1_CORE
36
DVDD1_CORE
35
BKND_ERR
34
PWM
SECTION
D/ST 1
S/OCP 2
VCC 3
GND 4
BD 6
FB/OLP 5
STARTUP
LOGIC
DRIVER
LATCH
OVERCURRENT
PROTECTION/
BOTTOM-SKIP
UNDER VOLTAGE
LOCK OUT/
REGULATOR/
CONSTANT CURRENT
FEEDBACK/
STANDBY
OVERLOAD
PROTECTION
BOTTOM
DETECTION
NF 7
OSCILLAOTR
Ver. 1.1