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ST7282 Scheda tecnica(PDF) 5 Page - STMicroelectronics

Il numero della parte ST7282
Spiegazioni elettronici  ROM FROM EPROM
PDF  23 Pages
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Produttore elettronici  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST7282 Scheda tecnica(HTML) 5 Page - STMicroelectronics

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ST7282A5 - ST7282B5 - ROM FROM EPROM
Family
Issuer Ref.
Chrono
March 26, 1997
Previous Ref
Edition
ST7
PG-RO
97115
7282A5B5
Target C
Page 5/23
1)Operation below 30 KHz Mis possible but requires increased supply current
2)Time to build up the oscillation amplitude to 90% V
DD
3)Pull-up resistor
4)WD not active
5)WD generating a reset
6)Period for which V
DD has to be disconnected or at OV to allow internal reset function at next power
up
7)pull up off
I/O PORTS:
Input leakage current 7)
Input leakage current
Input voltage high
Input voltage low
Output voltage high
(PA,PB,PC)
Output voltage high
(PD, PE, PF, PG, PH)
Output voltage low
(PA, PB, PC, PD, PE, PF, PG,
PH)
Output voltage slope
Output current slope
Noise amplitude
Pullup Resistor Current
IIL
IIH
VIH
VIL
VOH
VOH
VOH
VOH
VOL
VOL
dVO/dt
dIO/dt
VN
IRPU
V=VSS
V=VDD
leading edge
trailing edge
I=5mA, VDD=4.5V
I=1.0mA, VDD=4.5V
I=2.5mA, VDD=4.5V
I=0.5mA, VDD=4.5V
I=-5mA, VDD=4.5V
I=-1.6mA, VDD=4.5V
CL=50pF
CL=50pF
20MHz-250MHz
VIN=VSS
-
-
0.7VDD
-
3.0
4.1
3.0
4.1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0.25
2.5
100
-
50
10
10
-
0.2VDD
-
-
-
-
1.0
0.4
-
-
-
-
-
µA
µA
V
V
V
V
V
V
V
V
V/ns
mA/ns
µV
-
µA
ADC:
Resolution
Total Error
Conversion time
Input capacitance
Analog source impedance
Osc. frequency range
VA1
tcon
RVA
fOSC=8.55MHz
8)
fOSC=8.55MHz
8)
fOSC=8.55MHz
-
-
34
-
-
8.55
-
+2
35
5
30
-
bit
LSB
µs
pF
K
Ω
MHz
LCD DRIVER:
Frame frequency
DC offset voltage 9)
COM output voltage high
COM output voltage low
SEG output voltage high
SEG output voltage low
fF
VOS
VOH
VOL
VOH
VOL
fOSC=8.55MHz
VLCD=VDD, no load
I=50
µA
I=50
µA
I=25
µA
I=25
µA
-
-
-
-
-
-
132
50
-
0.5
-
0.5
Hz
mV
V
V
V
V
EEPROM:
Write time
tW
VDD=4.5V
-10
ms
PARAMETER
SYMBOL
CONDITION
MIN
TYP
MAX
UNIT



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