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DP8344B Datasheet(PDF) 93 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # DP8344B
Description  Biphase Communications Processor?좦CP
PDF  184 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

DP8344B Datasheet(HTML) 93 Page - National Semiconductor (TI)

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50 Device Specifications
Plastic Chip Carrier
TLF9336 – 2
FIGURE 5-1 Top View
Order Number DP8344B
See NS Package Number V84A
51 PIN DESCRIPTIONS
Signal
InOut
Pin
Reset
Description
State
511 TIMINGCONTROL SIGNALS
X1
In
33
X
Input and output of the on-chip crystal oscillator amplifier Connect a crystal
across these pins or apply an external clock to X1 with X2 left open
X2
Out
34
X1
CLK-OUT
Out
35
X1
Buffered CLocK oscillator OUTput at the crystal frequency
X-TCLK
In
32
X
EXternal Transceiver CLocK input
WAIT
In
54
X
CPU WAIT When active waits processor and remote interface controller
RESET
In
55
0
Master RESET Parallel reset to all sections of the chip
512 INSTRUCTION MEMORY INTERFACE
Instruction Address Bus
IA15 (MSB)
Out
58
0
16-bit Instruction memory Address bus
IA14
Out
59
0
IA13
Out
60
0
IA12
Out
61
0
IA11
Out
62
0
IA10
Out
63
0
93



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