PCF2114 데이터 시트보기 (PDF) - Philips Electronics
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PCF2114 Datasheet PDF : 64 Pages
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Philips Semiconductors
LCD controller/drivers
Product specification
PCF2116 family
16 AC CHARACTERISTICS
VDD = 2.5 to 6.0 V; VSS = 0 V; VLCD = VDD − 3.5 V to VDD − 9 V; Tamb = −40 °C to +85 °C; unless otherwise specified.
SYMBOL
PARAMETER
fFR
LCD frame frequency (internal clock); note 1
fosc
external clock frequency
Bus timing characteristics: Parallel Interface; notes 1 and 2
MIN.
40
90
TYP.
65
150
MAX.
100
225
UNIT
Hz
kHz
WRITE OPERATION (WRITING DATA FROM MICROCONTROLLER TO PCF2116)
Tcy
PWEH
tASU
tAH
tDSW
tHD
enable cycle time
enable pulse width
address set-up time
address hold time
data set-up time
data hold time
READ OPERATION (READING DATA FROM PCF2116 TO MICROCONTROLLER)
Tcy
PWEH
tASU
tAH
tDHD
tHD
enable cycle time
enable pulse width
address set-up time
address hold time
data delay time
data hold time
Timing characteristics: I2C-bus interface; note 2
fSCL
tSW
tBUF
tSU;STA
tHD;STA
tLOW
tHIGH
tr
tf
tSU;DAT
tHD;DAT
tSU;STO
SCL clock frequency
tolerable spike width on bus
bus free time
set-up time for a repeated START condition
START condition hold time
SCL LOW time
SCL HIGH time
SCL and SDA rise time
SCL and SDA fall time
data set-up time
data hold time
set-up time for STOP condition
500
−
220
−
50
−
25
−
60
−
25
−
500
−
220
−
50
−
25
−
−
−
20
−
−
−
−
−
4.7
−
4.7
−
4
−
4.7
−
4
−
−
−
−
−
250
−
0
−
4
−
−
ns
−
ns
−
ns
−
ns
−
ns
−
ns
−
ns
−
ns
−
ns
−
ns
150
ns
100
ns
100
kHz
100
ns
−
µs
−
µs
−
µs
−
µs
−
µs
1
µs
0.3
µs
−
ns
−
ns
−
µs
Notes
1. VDD = 5 V.
2. All timing values are valid within the operating supply voltage and ambient temperature range and are referenced to
VIL and VIH with an input voltage swing of VSS to VDD.
1997 Apr 07
38
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