Denon PMA-1600NE, Service Manual

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MX25L4006EM1I-12G (DIGITAL : U0705)
PCM1795 (INPUT : U0410)
Terminal Function
NAME NO. I/O DESCRIPTION
AGND1 19
AGND2 24 — Analog ground (internal bias)
AGND3L 27 — Analog ground (left channel DACFF)
AGND3R 16 — Analog ground (right channel DACFF)
BCK 6 I Bit clock input (1)
DATA 5 I Serial audio data input (2)
DGND 8 — Digital ground
IOUTL+ 25 O Left channel analog current
IOUTL– 26 O Left channel analog current output–
IOUTR+ 17 O Right channel analog current
IOUTR– 18 O Right channel analog current output–
IREF 20 — Output current reference bias pin
LRCK 4 I Left and right clock (fS) input (2)
MC 12 I Mode control clock input(2)
MDI 11 I Mode control data input (2)
MDO 13 I/O Mode control readback data output (3)
MS 10 I/OI Mode control chip-select input (4); active low
MSEL 3 I I2C/SPI select (2); active low SPI select
RST 14 I Reset (2); active low
PIN CONFIGURATIONS
SYMBOL DESCRIPTION
CS# Chip Select
SI/SIO0 Serial Data Input (for 1 x I/O) / Serial Data
Input & Output (for Dual Output mode)
SO/SIO1 Serial Data Output (for 1 x I/O) / Serial
Data Output (for Dual Output mode)
SCLK Clock Input
WP# Write Protection
HOLD# Hold, to pause the device without
deselecting the device
VCC + 3.3V Power Supply
GND Ground
PIN DESCRIPTION
8-PIN SOP (150/200mil)
8-LAND, WSON (6x5mm)
8-PIN PDIP (300mil)
1
2
3
4 CS#
SO/SIO1
WP#
GND
8
7
6
5 VCC
HOLD#
SCLK
SI/SIO0
1
2
3
4
CS#
SO/SIO1
WP#
GND
VCC
HOLD#
SCLK
SI/SIO0 8
7
6
5
8-LAND USON (2x3mm)
1
2
3
4
CS#
SO/SIO1
WP#
GND
8
7
6
5
VCC
HOLD#
SCLK
SI/SIO0 1
2
3
4
CS#
SO/SIO1
WP#
GND
8
7
6
5
VCC
HOLD#
SCLK
SI/SIO0
PIN
CONFIGURATION
ZEROL
ZEROR
MSEL LRCK
D
ATA
BCK
SCL
DGND
V
DD
MS
MDI
MC
MDO
RST
V
2L
C
C
AGND3L IL OUT I
L+
OUT AGND2 V1
C
C
V
L
CO
M
V
R
CO
M
I REF AGND1 IR OUT I
R+
OUT AGND3R V
2R
C
C
1 2 3 4 5 6 7 8 9
10 11 12 13 14
28 27 26 25 24 23 22 21 20 19 18 17 16 15
PCM1795
www.ti.com
...............................................................................................................................
.........................................................................
SLES248
–MAY
2009
DB
PACKAGE SSOP-28
(TOP
VIEW)
Table
1.
TERMINAL
FUNCTIONS
TERMINAL
NAME
NO.
I/O
DESCRIPTION
AGND1
19
—
Analog
ground
(internal
bias)
AGND2
24
—
Analog
ground
(internal
bias)
AGND3L
27
—
Analog
ground
(left
channel
DACFF)
AGND3R
16
—
Analog
ground
(right
channel
DACFF)
BCK
6
I
Bit
clock
input
(1)
DATA
5
I
Serial
audio
data
input
(2)
DGND
8
—
Digital
ground
I
OUT
L+
25
O
Left
channel
analog
current
I
OUT
L–
26
O
Left
channel
analog
current
output
–
I
OUT
R+
17
O
Right
channel
analog
current
I
OUT
R
–
18
O
Right
channel
analog
current
output
–
I
REF
20
—
Output
current
reference
bias
pin
LRCK
4
I
Left
and
right
clock
(f
S
)input
(2)
MC
12
I
Mode
control
clock
input
(2)
MDI
11
I
Mode
control
data
input
(2)
MDO
13
I/O
Mode
control
readback
data
output
(3)
MS
10
I/OI
Mode
control
chip-select
input
(4)
;active
low
MSEL
3
I
I 2
C/
SPI
select
(2)
;active
low
SPI
select
RST
14
I
Reset
(2)
;active
low
(1)
Schmitt-trigger
input,
5-V
tolerant.
(2)
Schmitt-trigger
input,
5-V
tolerant.
(3)
Schmitt-trigger
input
and
output.
5-V
tolerant
input.
In
I 2
C
mode,
this
pin
becomes
an
open-drain
3-state
output;
otherwise,
this
pin
is
a
CMOS
output.
(4)
Schmitt-trigger
input
and
output.
5-V
tolerant
input
and
CMOS
output.
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©
2009,
Texas
Instruments
Incorporated
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Link(s):
PCM1795
NAME NO. I/O DESCRIPTION
SCK 7 I System clock input(2)
VCC1 23 — Analog power supply, 5 V
VCC2L 28 — Analog power supply (left channel DACFF), 5 V
VCC2R 15 — Analog power supply (right channel DACFF), 5 V
VCOML 22 — Left channel internal bias decoupling pin
VCOMR 21 — Right channel internal bias decoupling pin
VDD 9 — Digital power supply, 3.3 V
ZEROL 1 I/O Zero flag for left channel (4)
ZEROR 2 I/O Zero flag for right channel (4)
(1) Schmitt-trigger input, 5-V tolerant.
(2) Schmitt-trigger input, 5-V tolerant.
(3) Schmitt-trigger input and output. 5-V tolerant input. In I2C mode, this pin becomes an open-drain
3-state output; otherwise, this pin is a CMOS output.
(4) Schmitt-trigger input and output. 5-V tolerant input and CMOS output.
31
Caution in
servicing
Electrical
Mechanical
Repair Information
Updating