參數(shù)資料
型號(hào): SAA4945H
廠商: NXP SEMICONDUCTORS
元件分類: 消費(fèi)家電
英文描述: LIne MEmory noise Reduction IC LIMERIC
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP44
文件頁(yè)數(shù): 12/20頁(yè)
文件大?。?/td> 116K
代理商: SAA4945H
1997 Jun 10
12
Philips Semiconductors
Preliminary specification
LIne MEmory noise Reduction IC
(LIMERIC)
SAA4945H
Table 11
Va versus VRST
LIST OF SNERT BUS ADDRESSES USED IN LIMERIC
TASTE register
Table 12
TASTE register usage
Table 13
TASTE register content
Table 14
TASTE setting
SYMBOL
PARAMETER
MIN.
UNIT
t
Va(min)H
t
su(Va)
t
(Va-WE)LH
t
(Va-VRST)LH
t
(WE-VRST)LH
minimum Va HIGH time
set-up Va to negative edge of WE
I
Va LOW to WE
I
HIGH time
Va LOW to VRST HIGH time
WE
I
LOW to VRST HIGH time
64
0
0
0
64
μ
s
μ
s
μ
s
μ
s
μ
s
USE
ACTION
Purpose
Address
Read/write
Range
to set 4 different types of noise reduction
F3
write
0 to 4;
0
= noise filtering disabled
MSB
LSB
REMARK
0
0
0
0
ts3
ts2
ts1
ts0
see Table 14
TS3
TS2
TS1
TS0
FUNCTION
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
noise filtering disabled
not applicable
noise reduction; TASTE 1
not applicable
noise reduction; TASTE 2
not applicable
noise reduction; TASTE 3
not applicable
noise reduction; TASTE 4
not applicable
not applicable
not defined
not defined
not defined
not defined
not defined
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