參數(shù)資料
型號(hào)： SAA7188
廠(chǎng)商： NXP Semiconductors N.V.
英文描述： Digital Video Encoder DENC2-M
中文描述： 數(shù)字視頻編碼器DENC2米
文件頁(yè)數(shù)： 25/36頁(yè)
文件大小： 168K
代理商： SAA7188
1996 Jul 08
25
Philips Semiconductors
Preliminary specification
Digital Video Encoder (DENC2-M)
SAA7188A
CHARACTERISTICS
V
DDD
= 4.5 to 5.5 V; T
amb
= 0 to 70
°
C; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
MAX.
UNIT
Supply
V
DDD
V
DDA
I
DDD
I
DDA
digital supply voltage
analog supply voltage
digital supply current
analog supply current
4.5
4.75
5.5
5.25
170
55
V
V
mA
mA
note 1
note 1
Inputs
V
IL
LOW level input voltage
(except LLC, SDA, SCL, AP, SP and XTALI)
HIGH level input voltage
(except LLC, SDA, SCL, AP, SP and XTALI)
HIGH level input voltage (LLC)
input leakage current
input capacitance
0.5
+0.8
V
V
IH
2.0
V
DDD
+ 0.5 V
2.4
V
DDD
+ 0.5 V
1
10
8
8
I
LI
C
i
μ
A
pF
pF
pF
clocks operating
data available
I/Os at high impedance
Outputs
V
OL
LOW level output voltage
(except SDA and XTALO)
HIGH level output voltage
(except LLC, SDA, DTACK and XTALO)
HIGH level output voltage (LLC)
note 2
0
0.6
V
V
OH
note 2
2.4
V
DDD
+ 0.5 V
note 2
2.6
V
DDD
+ 0.5 V
I
2
C-bus; SDA and SCL
V
IL
V
IH
I
I
V
OL
I
O
LOW level input voltage
HIGH level input voltage
input current
LOW level output voltage (SDA)
output current
0.5
3.0
3
+1.5
V
DDD
+ 0.5 V
±
10
0.4
V
V
I
= LOW or HIGH
I
OL
= 3 mA
during acknowledge
μ
A
V
mA
Clock timing (LLC)
T
LLC
δ
t
r
t
f
cycle time
duty factor t
HIGH
/T
LLC
rise time
fall time
note 3
note 4
note 3
note 3
34
40
41
60
5
6
ns
%
ns
ns
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