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參數資料
| 型號： | 935260938551 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 消費家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP44 |
| 封裝： | PLASTIC, SOT-205, QFP-44 |
| 文件頁數： | 26/26頁 |
| 文件大小： | 197K |
| 代理商： | 935260938551 |
1998 Feb 05
9
Philips Semiconductors
Objective specication
Multimedia video data acquisition circuit
SAA5284
11 CHARACTERISTICS
Tamb = 20 to +70 °C; VDD = 4.5 to 5.5 V; unless otherwise specied.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Power supply
VDDn
supply voltage
4.5
5.0
5.5
V
IDD(tot)
total supply current
72
95
mA
IDDD
digital supply current
32
42
mA
IDDA
analog supply current
40
53
mA
Inputs CVBS0 and CVBS1
Vsync(p-p)
sync voltage
(peak-to-peak value)
0.1
0.3
0.6
V
Vburst(p-p)
colour burst voltage
(peak-to-peak value)
0
0.3
0.4
V
Vi(vid)(p-p)
video input voltage
(peak-to-peak value)
0.7
1.0
1.4
V
Vi(data)(p-p) teletext data input voltage
(peak-to-peak value)
0.29
0.46
0.71
V
Zsource
source impedance
250
Vi(sw)
input switching level of sync
separator
1.5
1.8
2.1
V
Zi
input impedance
2.5
5.0
k
Ci
input capacitance
10
pF
Input IREF
RIREF
external resistor to VSSA
27
k
Inputs RESET, HREF, SEL0, SEL1, A0, A1, A2, WR, RD, CS0, CS1, DMACK, VPOIN1, VPOIN0, LLC and LLC2
VIL
LOW-level input voltage
0.3
+0.8
V
VIH
HIGH-level input voltage
2.0
VDD + 0.5 V
ILI
input leakage current
Vi = 0 to VDD
10
+10
A
Ci
input capacitance
10
pF
Input SCL
VIL
LOW-level input voltage
0.5
+1.5
V
VIH
HIGH-level input voltage
3.0
VDD + 0.5 V
ILI
input leakage current
Vi = 0 to VDD
10
+10
A
Ci
input capacitance
10
pF
ti(r)
input rise time
VIL(min) to VIH(max); fi(SCL) = 100 kHz 50
1000
ns
VIL(min) to VIH(max); fi(SCL) = 400 kHz 50
300
ns
ti(f)
input fall time
VIL(max) to VIH(min); fi(SCL) = 100 kHz 50
300
ns
VIL(max) to VIH(min); fi(SCL) = 400 kHz 50
300
ns
fi(SCL)
input clock frequency
0
400
kHz
CL
load capacitance
400
pF
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