cxa1897q Sony Electronics, cxa1897q Datasheet - Page 13

• Manufacturer Part Number: cxa1897q
• Description: Dolby B Type Noise Reduction System With Recording/playback Equalizer
• Manufacturer: Sony Electronics

Note)
Control voltage "L" level 1
Control voltage "M" level 1
Control voltage "H" level 1
Control voltage "L" level 2
Control voltage "H" level 2
Control voltage "L" level 3
Control voltage "H" level 3
METAL-NORM : METAL TAPE-NORMAL SPEED
NORM-NORM : NORMAL TAPE-NORMAL SPEED
120µs-NORM : EQ=120µs-NORMAL SPEED
CrO
70µs-NORM : EQ=70µs-NORMAL SPEED
2
Item
-NORM : CrO
2
TAPE-NORMAL SPEED
NRSW (10PIN), B EQ (17PIN)
NRSW (10PIN), B EQ (17PIN)
NRSW (10PIN), B EQ (17PIN)
REC MUTE (29PIN)
REC MUTE (29PIN)
Other control pins
Other control pins
—13—
Conditions
METAL-HIGH : METAL TAPE-HIGH SPEED
NORM-HIGH : NORMAL TAPE-HIGH SPEED
120µs-HIGH : EQ=120µs-HIGH SPEED
CrO
70µs-HIGH : EQ=70µs-HIGH SPEED
2
-HIGH : CrO
2
TAPE-HIGH SPEED
Min.
0.0
2.2
4.2
0.0
3.5
0.0
2.5
Typ.
—
—
—
—
—
—
—
Max. Unit
Vcc
Vcc
Vcc
0.5
2.8
0.5
0.5
CXA1897Q
V
V
V
V
V
V
V