76
PIN NO. SYMBOL NAME AND FUNCTION
1 STR strobe input
2 D serial input
3 CP clock input
4, 5, 6, 7,14, 13, 12, 11 QP
0
to QP
7
parallel outputs
8 GND ground (0 V)
9, 10 QS
1
,QS
2
serial outputs
15 OE output enable input
16 V
CC
positive supply voltage
bit Name Function Description Pin No.
0 MC_ON MM/MC LED H/L = MC / MM QU33-4
1 TONE_ON TONE CONTROL - LED H/L = TONE_ON / TONE_OFF QU33-5
2 PRE_ON PRE OUT ON LED H/L = LED_ON / LED_OFF QU33-6
3NC QU33-7
4NC QU33-14
5 DISP_ON SIDE LED H/L = LED_ON / LED_OFF QU33-13
6 HP_ON HEAD PHONE_ON LED H/L = LED_ON / LED_OFF QU33-12
7NC QU33-11
8 LINE2_ON INPUT SELECT RELAY ON H = ACTIVE Q121-4
9 LENE1_ON INPUT SELECT RELAY ON H = ACTIVE Q121-5
10 CD_ON INPUT SELECT RELAY ON H = ACTIVE Q121-6
11 PHONO_ON INPUT SELECT RELAY ON H = ACTIVE Q121-7
12 REC_OUT1_ON REC OUT 1 RELAY H/L = REC OUT1 OFF / REC OUT1 ON Q121-14
13 REC_OUT2_ON REC OUT 2 RELAY H/L = REC OUT2 OFF / REC OUT2 ON Q121-13
14 REC2_ON INPUT SELECT RELAY ON H = ACTIVE Q121-12
15 REC1_ON INPUT SELECT RELAY ON H = ACTIVE Q121-11
16 MM_MC_ON MM/MC RELAY H/L = MM / MC Q122-4
17 NC Q122-5
18 TONE_ON TONE RELAY ON H/L = TONE_ON / TONE_OFF Q122-6
19 HP HEAD PHONE OUT RELAY H/L = HP ON / HP OFF Q122-7
20 FIL_ON SUBSONIC FILTER RELAY H/L = FINTET OFF / FILTER ON Q122-14
21 BAL1_ON BALANCE1 RELAY ON H/L = BALANCE1 / BALANCE2 Q122-13
22 BAL_ON INPUT SELECT RELAY ON H = ACTIVE Q122-12
23 BI_ON BI_AMP/STEREO RELAY H/L = BI_AMP / STEREO Q122-11
PU01 / QU33 : 74HC4094
P101 / Q121, Q122 : 74HC4094
To Next Page
Loading...
Need help?
General
