EN 60
3139 785 30981
8.
Circuit- and IC Description
PIN DESCRIPTION AND CONFIGURATION
SYMBOL PIN
DESCRIPTION
V
CC
1
supply voltage
GND
2
ground
CTRL
3
control input
DEM
4
input from auxiliary winding for
demagnetization timing, OVP and OPP
I
sense
5
programmable current sense input
DRIVER
6
gate driver output
HVS
7
high voltage safety spacer, not
connected
DRAIN
8
drain of external MOS switch, input for
start-up current and valley sensing
handbook, halfpage
MGU231
TEA1507
1
2
3
4
VCC
GND
CTRL
DEM
DRAIN
HVS
DRIVER
Isense
8
7
6
5
Fig.3 Pin configuration.
IC7500 - Multistand Sound Processor Family
BLOCK DIAGRAM
MSP34x5G
D_CTR_I/O-1
D_CTR_I/O-0
SC1_OUT_R
SC1_OUT_L
I2S_DA_OUT
DACM_R
DACM_L
26
27
16
30
31
8
9
ANA_IN-
I2S_DA_IN1
I2S_DA_IN2
ASG
SC1_IN_L
SC1_IN_R
SC2_IN_L
SC2_IN_R
MONO_IN
ADR_SEL
I2C_CL
I2C_DA
13
12
10
43
37
38
40
41
39
21
17
2
3
18
ADR_CL
I2S_WS
XT
AL_IN
I2S_CL
XT
AL_OUT
14
15
5
6
AVSS
44
AHVSS
AGNDC
DVSS
VREF1
VREF2
VREFT
OP
RESETQ
ST
ANDBYQ
TESTEN
TP
7
4
11
22
42
25
29
20
36
35
CAPL_M
34
DVSUP
AVSUP
AHVSUP
33
19
1
N.C.
23 24 28 32
N.C.
N.C.
N.C.
De-
Modulator
Pre-
processing
Source
select
Pre-
processing
ADC
ADC
Prescale
SCART
DSP
input
select
Loud-
speaker
sound
proeessing
Loud-
speaker
sound
proeessing
DAC
DAC
SCART
Output
select
X'tal
Oscillator
I
2
S
Control
I
2
C
Control
ADR BUS
Figure 8-8