参数资料
型号: SAA5491H/NNN
厂商: NXP SEMICONDUCTORS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 12 MHz, MICROCONTROLLER, PQFP80
封装: 14 X 20 MM, 2.80 MM HEIGHT, PLASTIC, SOT-318-2, QFP-80
文件页数: 57/72页
文件大小: 498K
代理商: SAA5491H/NNN
1998 Dec 14
60
Philips Semiconductors
Preliminary specication
Economy teletext and TV microcontrollers
SAA5x9x family
Notes
1. All RGB current is sourced from the RGBREF pin. The maximum effective series resistance between RGBREF and
the R, G and B pins is 150
.
2. Crystal order number 4322 143 05561.
REF+, REF
VIH
HIGH level input voltage
3.0
VDD + 0.3
V
Z
I
input impedance
2.5
5.0
k
CI
input capacitance
10
pF
ADC0, ADC1 and ADC2
VIL
LOW-level input voltage
0.3
VDD
V
Analog input/output
BLACK
CBLACK
storage capacitor to ground
100
nF
VBLACK
black level voltage for nominal
sync amplitude
1.8
2.15
2.5
V
ILI
input leakage current
10
+10
A
Crystal oscillator
OSCIN
VIL
LOW-level input voltage
0.3
0.2VDD 0.1
V
VIH
HIGH-level input voltage
0.7VDD
VDD + 0.3
V
CI
input capacitance
10
pF
OSCOUT
CO
output capacitance
10
pF
CRYSTAL SPECIFICATION; note 2
fxtal
nominal frequency
12
MHz
CL
load capacitance
32
pF
C1
series capacitance
Tamb =25 °C
18.5
fF
C0
parallel capacitance
Tamb =25 °C
4.9
pF
Rr
resonance resistance
Tamb =25 °C
35
Txtal
temperature range
20
+25
+70
°C
Xj
adjustment tolerance
Tamb =25 °C
±50 × 10-6
Xd
drift
±30 × 10-6
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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