24
35
‹
29EE512-70(I.C-FLASH MEMORY)
‹
BH3541F(I.C-H/P AMP)
Symbol Pin Name Functions
A15-A7 Row Address Inputs To provide memory addresses. Row addresses define a page for a
write cycle.
A6-A0 Column Address Inputs Column Addresses are toggled to load page data.
DQ7-DQ0 Data Input/output To output data during read cycles and receive input data during
write cycles. Data is internally latched during a write cycle. The
outputs are in tri-state when OE# or CE# is high.
OE# Chip Enable To activate the device when CE# is low.
OE# Output Enable To gate the data output buffers.
WE# Write Enable To control the write operations
Vcc Power Supply To provide 5-volt supply(
¡
10%)
Vss Ground
NC No Connection Unconnected pins.
- PIN DESCRIPTION
C7
VCC
IN2
C5
V1n2
C6
7u
1u
OUT2
BIAS
0dB
MUTE
GND
IN1
MUTE
OUT1
C1
330u
100k
Vmute
1u 1u
V1n1
TSD
0dB
+
BIAS
8
7
4
3
2
1
5
330u
+
180k
180k
SCR-140(A4)-en 99.3.15 8:51 AM ˘
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24
Содержание SC-140
Страница 2: ... Samsung Electronics Co Ltd MARCH 1999 Printed in Korea Code No BG68 00045A Electronics ...
Страница 48: ...8 7 Operational Position Diagram SCR 140 A3 99 3 15 11 19 AM 4 ...
Страница 49: ...10 9 Operational Position Diagram SCR 140 A3 99 3 15 9 1 AM 5 ...
Страница 50: ...12 Operational Position Diagram 11 SCR 140 A3 99 3 15 9 1 AM 6 ...
Страница 51: ...24 23 Circuit Diagram SCR 140 A3 99 3 15 9 0 AM 3 ...