Features; Pin Connections - Sharp C-2890EES Service Manual

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CHASSIS

13.3.2.Features

Standard Selection with single I
Automatic Standard Detection of terrestrial TV standards
Automatic Sound Selection (mono/stereo/bilingual), new registers MODUS, STATUS
Two selectable sound IF (SIF) inputs
Automatic Carrier Mute function
Interrupt output programmable (indicating status change)
Loudspeaker / Headphone channel with volume, balance, bass, treble, loudness
AVC: Automatic Volume Correction
Subwoofer output with programmable low-pass and complementary high-pass filter
5-band graphic equalizer for loudspeaker channel
Spatial effect for loudspeaker channel
Four Stereo SCART (line) inputs, one Mono input; two Stereo SCART outputs
Complete SCART in/out switching matrix
2
Two I S inputs; one I
Dolby Pro Logic with DPL 351xA coprocessor
All analog FM-Stereo A2 and satellite standards; AM-SECAM L standard
Simultaneous demodulation of (very) high-deviation FM-Mono and NICAM
Adaptive deemphasis for satellite (Wegener-Panda, acc. to ASTRA specification)
ASTRA Digital Radio (ADR) together with DRP 3510A
All NICAM standards
Korean FM-Stereo A2 standard

13.3.3.Pin connections

NC = not connected; leave vacant
LV = if not used, leave vacant
X = obligatory; connect as described in circuit diagram
DVSS: if not used, connect to DVSS
AHVSS: connect to AHVSS
PLCC PSDIP
68-pin 64-pin
1 16
2 -
3 15
4 14
5 13
6 12
7 11
8 10
9 9
10 8
11 7
12 6
13 5
14 4
15 3
16 2
17 -
18 1
19 64
20 63
21 62
22 61
23 60
24 59
25 58
26 57
- -
2
C transmission
2
S output
Pin No.
PSDIP PQFP PLQFP
52-pin 80-pin 64-pin
14 9 8
- - -
13 8 7
12 7 6
11 6 5
10 5 4
9 4 3
8 3 2
7 2 1
- 1 64
6 80 63
5 79 62
4 78 61
3 77 60
- 76 59
- 75 58
- - -
2 74 57
1 73 56
52 72 55
51 71 54
50 70 53
49 69 52
48 68 51
47 67 50
46 66 49
- 65 -
Connection
Pin Name Type
(if not used)
ADR_WS OUT LV
NC LV
ADR_DA OUT LV
I2S_DA_IN1 IN LV
I2S_DA_OUT OUT LV
I2S_WS IN/OUT LV
I2S_CL IN/OUT LV
I2C_DA IN/OUT X
I2C_CL IN/OUT X
NC LV
STANDBYQ IN X
ADR_SEL IN X
D_CTR_I/O_0 IN/OUT LV
D_CTR_I/O_1 IN/OUT LV
NC LV
NC LV
NC LV
AUD_CL_OUT OUT LV
TP LV
XTAL_OUT OUT X
XTAL_IN IN X
TESTEN IN X
AVSS via 56
ANA_IN2+ IN
pF/LV
AVSS via 56
ANA_IN- IN
pF/LV
ANA_IN1+ IN LV
AVSUP X
AVSUP X
12
Short Description
ADR word strobe
Not connected
ADR Data Output
2
I S1 data input
2
I S data output
2
I S word strobe
2
I S clock
2
I C data
2
I C data
Not connected
Stand-by (low-active)
2
I C bus address select
D_CTR_I/O_0
D_CTR_I/O_1
Not connected
Not connected
Not connected
Audio clock output
(18.432 MHz)
Test pin
Crystal oscillator
Crystal oscillator
Test pin
IF Input 2 (can be left
vacant, only if IF input 1 is
also not in use)
IF common (can be left
vacant, only if IF input 1 is
also not in use)
IF input 2
Analog power supply 5v
Analog power supply 5v