參數(shù)資料
型號: SAA7185B
廠商: NXP Semiconductors N.V.
英文描述: Digital Video Encoders DENC2-M6
中文描述: 數(shù)字視頻編碼器DENC2 - M6的
文件頁數(shù): 26/36頁
文件大小: 170K
代理商: SAA7185B
1996 Jul 03
26
Philips Semiconductors
Preliminary specification
Digital Video Encoders (DENC2-M6)
SAA7184; SAA7185B
Crystal oscillator
f
n
f/f
n
C
RYSTAL SPECIFICATION
nominal frequency (usually 27 MHz)
permissible deviation of nominal frequency
3rd harmonic
note 5
50
30
+50
MHz
10
6
T
amb
C
L
R
S
C
1
C
0
operating ambient temperature
load capacitance
series resistance
motional capacitance (typical)
parallel capacitance (typical)
0
8
1.5
20%
3.5
20%
70
80
1.5 +20%
3.5 +20%
°
C
pF
fF
pF
MPU interface timing
t
AS
t
AH
t
RWS
t
RWH
t
DD
t
DF
t
DS
t
DH
t
ACS
t
CSD
t
DAT
address set-up time
address hold time
read/write set-up time
read/write hold time
data bus floating from CS (read)
data valid from CS (read)
data bus set-up time (write)
data bus hold time (write)
acknowledge delay from CS
CS HIGH from acknowledge
DTACK floating from CS HIGH
note 6
9
0
9
0
75
38
9
9
112
0
75
142
105
180
142
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
note 6
notes 7, 8 and 9
notes 7 and 8
note 6
note 6
notes 7 and 8
notes 7 and 8; n = 7
Data and reference signal output timing
C
L
t
OH
t
OD
output load capacitance
output hold time
output delay time
7.5
4
40
25
pF
ns
ns
CREF in output mode
Chroma, Y and CVBS outputs
V
o(p-p)
R
I
R
L
B
ILE
DLE
output signal voltage (peak-to-peak value)
internal series resistance
output load resistance
output signal bandwidth of DACs
LF integral linearity error of DACs
LF differential linearity error of DACs
note 10
1.9
18
80
10
2.1
35
±
2
±
1
V
MHz
LSB
LSB
3 dB
SYMBOL
PARAMETER
CONDITIONS
MIN.
MAX.
UNIT
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