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參數(shù)資料
| 型號： | SAA7346H |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 消費家電 |
| 英文描述： | Shock absorbing RAM addresser |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP44 |
| 封裝： | 10 X 10 MM, 1.75 MM HEIGHT, PLASTIC, SOT-307-2, QFP-44 |
| 文件頁數(shù)： | 12/24頁 |
| 文件大?。?/td> | 113K |
| 代理商： | SAA7346H |
July 1994
12
Philips Semiconductors
Preliminary specification
Shock absorbing RAM addresser
SAA7346
I
NPUT
CLKIN
f
clk
t
H
t
r
t
f
I
NPUTS
: CFLG, KILL, CONFIG
AND
SILD;
WITH PULL
-
UP
system clock frequency
system clock HIGH time
system clock rise time
system clock fall time
35
16.9344
MHz
ns
ns
ns
65
20
20
0.8 V to (V
DD
0.8 V)
(V
DD
0.8 V) to 0.8 V
V
IL
V
IH
R
PU
C
I
I
NPUT
TMS;
WITH PULL
-
DOWN
LOW level input voltage
HIGH level input voltage
input pull-up resistance
input capacitance
0.3
0.7V
DD
50
0.3V
DD
V
DD
+ 0.3 V
10
V
V
I
= 0 V
k
pF
V
IL
V
IH
R
PD
C
I
I
NPUTS
: RESET, SCLI
AND
SICL; S
CHMITT
-
TRIGGER
LOW level input voltage
HIGH level input voltage
input pull-down resistance
input capacitance
0.3
0.7V
DD
50
0.3V
DD
V
DD
+ 0.3 V
10
V
V
I
= V
DD
k
pF
V
thr
V
thf
V
hys
C
I
I
NPUT
RESET
switching threshold voltage rising
switching threshold voltage falling
hysteresis voltage
input capacitance
0.2V
DD
0.33V
DD
0.8V
DD
V
V
V
pF
10
t
RW
RESET pulse width; active LOW
236
ns
Digital outputs
O
UTPUTS
: FILL, S_NSF, RSB
AND
SSD;
PUSH
-
PULL
V
OL
V
OH
C
L
t
r
LOW level output voltage
HIGH level output voltage
load capacitance
output rise time
I
OL
= 4 mA
I
OL
=
4 mA
0
V
DD
0.4
0.4
V
DD
50
15
V
V
pF
ns
0.8 V to (V
DD
0.8 V);
C
L
= 50 pF
(V
DD
0.8 V) to 0.8 V;
C
L
= 50 pF
t
f
output fall time
15
ns
O
UTPUTS
: SDO, SCLO, WCO, WE, OE, RAS, CAS, A0
TO
A9;
SLEW RATE PUSH
-
PULL
V
OL
V
OH
C
L
t
r
LOW level output voltage
HIGH level output voltage
load capacitance
output rise time
I
OL
= 4 mA
I
OL
=
4 mA
0
V
DD
0.4
0.4
V
DD
50
20
V
V
pF
ns
0.8 V to (V
DD
0.8 V);
C
L
= 50 pF
(V
DD
0.8 V) to 0.8 V;
C
L
= 50 pF
t
f
output fall time
20
ns
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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