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參數(shù)資料
| 型號： | SAA7348GP |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | All Compact Disc Engine ACE |
| 中文描述： | 8-BIT, MROM, 35 MHz, MICROCONTROLLER, PQFP100 |
| 文件頁數(shù)： | 51/60頁 |
| 文件大小： | 205K |
| 代理商： | SAA7348GP |
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1997 Jul 11
51
Philips Semiconductors
Preliminary specification
All Compact Disc Engine (ACE)
SAA7348GP
Notes
1.
f
sys
is always equivalent to
; see Section 10.2.
2.
Current input range (resistor range) can be extended by 25% (minimum and maximum) but gain tolerance in this
region is 25%.
3.
for unipolar A/D converter. For D1, D2, D3 and D4, C
ref
= C
DAC.
For S1 and S2,
C
ref
= 0.5
×
C
DAC
Internal reference source with 32 different output voltages. Selection is made during a calibration period or via the
4.
serial interface. The values given are for an unloaded V
RH
. The output voltage
v = 0 to 31.
V
RH
= 2.5 V, measuring bandwidth: 200 Hz to 20 kHz, f
i(ADC)
= 1 kHz.
f
ripple
= 1 kHz, V
ripple
= 0.5 V peak-to-peak.
Gain tolerance is determined by the accuracy of the external resistor R
ext
.
It is recommended that the series resistance of the crystal or ceramic resonator is
≤
60
.
, where
5.
6.
7.
8.
I
NPUTS
/O
UTPUTS
: AD0
TO
AD7, A8
TO
A15, R
XD0
, T
XD0
, INT0, INT1, R
X
D1
, T
X
D1
, WR
AND
RD
V
IL
LOW-level input voltage
V
IH
HIGH-level input voltage
V
OL
LOW-level output voltage
V
OH
HIGH-level output voltage
I
L
3-state leakage current
t
o(r)
output rise time
0.3
0.7
×
V
DD
0
V
DD
0.4
10
24
0.3
×
V
DD
V
DD
+ 0.3
0.4
V
DD
+10
V
V
V
V
μ
A
ns
I
OL
= 2 mA
I
OH
=
2 mA
V
IN
= 0
V
DD
10% to 90% levels;
C
L
= 20 pF
90% to 10% levels;
C
L
= 20 pF
t
o(f)
output fall time
28
ns
C
L
C
i
I
NPUT
: XTALI (
EXTERNAL CLOCK
)
load capacitance
input capacitance
50
10
pF
pF
V
IL
V
IH
t
IH
I
LI
C
i
O
UTPUT
: XTALO
LOW-level input voltage
HIGH-level input voltage
input HIGH time
input leakage current
input capacitance
0.3
2.0
45
10
+0.5
V
DD
+ 0.3
55
+10
10
V
V
%
μ
A
pF
relative to period
f
xtal
g
m(mutual)
G
v
C
F
C
o
crystal frequency
mutual transconductance
small signal voltage gain
feedback capacitance
output capacitance
note 8
at 100 kHz
A
V
= g
m
×
R
O
8
8.4672
10
18
35
5
10
MHz
mA/V
pF
pF
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
2
servo clock
I
i max
)
V
R
ext
DAC
C
ref
×
---------------------C
=
V
RH
0.5
10
44.4
×
=
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相關(guān)代理商/技術(shù)參數(shù) |
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| SAA7350 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:20-BIT INPUT BITSTREAM CONVERSION DAC FOR DIGITAL AUDIO SYSTEMS |
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| SAA7360 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Bitstream conversion ADC for digital audio systems |
| SAA7360GP | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Bitstream conversion ADC for digital audio systems |
| SAA7360GPB | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Analog-to-Digital Converter， 18-Bit |
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