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PC87570 датащи(PDF) 137 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
номер детали PC87570
подробное описание детали  PC87570 Keyboard and Power Management Controller
PDF  168 Pages
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производитель  NSC [National Semiconductor (TI)]
домашняя страница  http://www.national.com
Logo NSC - National Semiconductor (TI)

PC87570 датащи(HTML) 137 Page - National Semiconductor (TI)

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Device Specifications
www.national.com
19.4 AC ELECTRICAL CHARACTERISTICS
The following abbreviations are used in this section:
RE = Rising Edge
FE = Falling Edge
19.4.1
Definitions
The timing specifications in this section refer to low or high level voltage according to the specific buffer type (TTL or CMOS)
on the rising or falling edges of all the signals, as illustrated in the following figures, unless specifically stated otherwise.
Figure 19-2. CMOS and CMOS High Drive: Output Signals Specification Standard
Figure 19-3. TTL: Input Signals Specification Standard
Figure 19-4. CMOS with Hysteresis Inputs
CLK
SIG1
SIG2
VOH, VOHhd
VO, VOLhd
VOH, VOHhd
VOL, VOLhd
tSIG1v tSIG1a
Vcc * 0.3
Vcc * 0.7
2.0V
2.40V
Vcc * 0.7
Vcc * 0.3
tSIG2h
tSIG1h
tSIG2v tSIG2s
or tSIG1ia
or tSIG2ia
CLK
SIG1
SIG2
2.4V
0.4V
0.8V
2.0V
0.8V
2.0V
tSIG1s
setup
tSIG1h
hold
tSIG2h
hold
tSIG2s
setup
VCHl
VCHh
Vhys



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