SAA5700 查看數據表（PDF） - Philips Electronics
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SAA5700 Datasheet PDF : 24 Pages
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Philips Semiconductors
Chinese Character System Teletext
(CCST) decoder
Preliminary specification
SAA5700
SYMBOL
PARAMETER
ILI
input leakage current
STN
CSTN
VSTN
decoupling capacitor to VSSA
DC voltage on STN
SCL (OPEN-DRAIN)
fSCL
SCL clock frequency
VIL
LOW-level input voltage
VIH
HIGH-level input voltage
VOL
LOW-level output voltage
ILI
input leakage current
Ci
input capacitance
CL
load capacitance
ti(r)
input rise time
ti(f)
input fall time
to(f)
output fall time
SDA (OPEN-DRAIN)
VIL
LOW-level input voltage
VIH
HIGH-level input voltage
VOL
LOW-level output voltage
ILI
input leakage current
Ci
input capacitance
CL
load capacitance
ti(r)
input rise time
ti(f)
input fall time
to(f)
output fall time
CONDITIONS
MIN.
VI = 0 to VDD
−10
TYP.
−
MAX.
+10
UNIT
µA
−
100
0.95
1.1
−
nF
1.25
V
0
−
−0.5
−
3.0
−
IOL = 3 mA
0
−
IOL = 6 mA
0
−
VI = 0 to VDD
−10
−
−
−
−
−
fSCL = 100 kHz; 50
−
note 2
fSCL = 400 kHz; 50
−
note 2
fSCL = 100 kHz; 50
−
note 3
fSCL = 400 kHz; 50
−
note 3
3 to 1.5 V;
50
−
IOL = 3 mA
400
kHz
+1.5
V
VDD + 0.5 V
0.4
V
0.6
V
+10
µA
10
pF
400
pF
1000
ns
300
ns
300
ns
300
ns
250
ns
−0.5
−
3.0
−
IOL = 3 mA
0
−
IOL = 6 mA
0
−
VI = 0 to VDD
−10
−
−
−
−
−
fSCL = 100 kHz; 50
−
note 2
fSCL = 400 kHz; 50
−
note 2
fSCL = 100 kHz; 50
−
note 3
fSCL = 400 kHz; 50
−
note 3
3 to 1.5 V;
50
−
IOL = 3 mA
+1.5
V
VDD + 0.5 V
0.4
V
0.6
V
+10
µA
10
pF
400
pF
1000
ns
300
ns
300
ns
300
ns
250
ns
1997 May 16
11
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