ST34C87 Просмотр технического описания (PDF) - Exar Corporation
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ST34C87 Datasheet PDF : 8 Pages
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ST34C87
PIN CONFIGURATION
INPUT A 1
OUTPUT A+ 2
OUTPUT A- 3
ENABLE A/B 4
OUTPUT B- 5
OUTPUT B+ 6
INPUT B 7
GND 8
16 VCC
15 INPUT D
14 OUTPUT D+
13 OUTPUT D-
12 ENABLE C/D
11 OUTPUT C-
10 OUTPUT C+
9 INPUT C
16 Lead PDIP (0.300”)
INPUT A
1
OUTPUT A+
2
OUTPUT A-
3
ENABLE A/B
4
OUTPUT B-
5
OUTPUT B+
6
INPUT B
7
GND
8
16
VCC
15 INPUT D
14 OUTPUT D+
13 OUTPUT D-
12 ENABLE C/D
11
OUTPUT C-
10 OUTPUT C+
9
INPUT C
16 Lead SOIC (Jedec, 0.150”)
PIN DESCRIPTION
Pin #
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Symbol
INPUT A
OUTPUT
A+
OUTPUT
A-
ENABLE
A/B
OUTPUT
B-
OUTPUT
B+
INPUT B
GND
INPUT C
OUTPUT
C+
OUTPUT
C-
ENABLE
C/D
OUTPUT
D-
OUTPUT
D+
INPUT D
VCC
Type
I
O
Description
Driver A input pin.
Driver A differential non-inverting output pin.
O Driver A differential inverting output pin.
I Gate control (active high). This pin is one of the two control pins which enables or disables all
four drivers. All four drivers are gated with two input or gate.
O Driver B differential inverting output pin.
O Driver B differential non-inverting output pin.
I Driver B input pin.
O Signal and power ground.
I Driver C input pin.
O Driver C differential non-inverting output pin.
O Driver C differential inverting output pin.
I Gate control (active low). See ENABLE A/B pin description.
O Driver D differential inverting output pin.
O Driver D differential non-inverting output pin.
I Driver D input pin.
I Power supply pin.
Rev. 1.01
2
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