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PCF8545ATT датащи(PDF) 39 Page - NXP Semiconductors

номер детали PCF8545ATT
подробное описание детали  Automotive 36 횞 4 LCD segment driver
PDF  53 Pages
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производитель  NXP [NXP Semiconductors]
домашняя страница  http://www.nxp.com
Logo NXP - NXP Semiconductors

PCF8545ATT датащи(HTML) 39 Page - NXP Semiconductors

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NXP Semiconductors
PCA8551
Automotive 36 × 4 LCD segment driver
VDD = 1.8 V to 5.5 V; VSS = 0 V; Tamb = -40 °C to +105 °C; unless otherwise specified; all timing values are valid within the
operating supply voltage and Tamb range and are referenced to VIL and VIH with an input voltage swing of VSS to VDD.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
tsu(CE_N)
CE_N set-up time
30
-
-
ns
th(CE_N)
CE_N hold time
10
-
-
ns
trec(CE_N)
CE_N recovery time
70
-
-
ns
Pin SDIO
tsu
set-up time
write data
5
-
-
ns
th
hold time
write data
50
-
-
ns
td(R)SDIO
SDIO read delay time
CL = 50 pF
-
-
150
ns
tdis(SDIO)
SDIO disable time
no load
-
-
50
ns
tt(SDI-SDO) transition time from SDI to
SDO
write to read mode
0
-
-
ns
Table 20. SPI-bus characteristics...continued
aaa-012166
CE
SCL
SDIO
SDIO
SA2
RA0
b7
b6
b0
SDI
b7
b6
b0
b7
b6
b0
SDO
READ
WRITE
high-Z
R/W
tsu(CE_N)
trec(CE_N)
tr
tf
tHIGH
tLOW
tsu
td(R)SDIO
tdis(SDIO)
tt(SDI-SDO)
th
th(CE_N)
80 %
20 %
Figure 29. SPI-bus timing waveforms
PCA8551
All information provided in this document is subject to legal disclaimers.
© NXP B.V. 2021. All rights reserved.
Product data sheet
Rev. 3.1 — 3 May 2021
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