![](http://datasheet.mmic.net.cn/220000/LC8220_datasheet_15480018/LC8220_6.png)
No. 4909-6/13
LC8220
Specifications
Absolute Maximum Ratings
at Ta = 25°C, GND = 0 V
Allowable Operating Ranges
at Ta = –30 to +70°C, GND = 0 V
DC Characteristics
at Ta = –30 to +70°C, V
DD
= 4.5 to 5.5 V, GND = 0 V
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
V
DD
max
V
I
, V
O
Topr
–0.3 to +7.0
V
I/O voltages
–0.3 to V
DD
+ 0.3
–30 to +70
V
Operating temperature
°C
Storage temperature
Tstg
–55 to +125
°C
Soldering temperature
Hand soldering: 3 seconds
350
°C
Reflow soldering: 10 seconds
235
°C
Parameter
Symbol
Conditions
min
typ
max
Unit
Supply voltage
V
DD
V
IN
4.5
5.5
V
Input voltage
0
V
DD
V
Parameter
Symbol
Conditions
min
typ
max
Unit
TTL compatible: CTLCS, CTLRD, CTLWR, CPUCTL,
CTLSIZE, CTLA7 to CTLA0, CLKSEL, RESET, TEST,
CTLD15 to CTLD0
Input high level voltage
V
IH
2.2
V
Input low level voltage
V
IL
TTL compatible: CPUPX, PXCS, PXRD, PXWR,
PXD31 to PXD0, PXRLS, PXSIZE0
0.8
V
Input leakage current
I
L
PXSIZE1, CDCS, CDRD, CDWR, CDRLS, CDFLSH,
CPUCD, CDSIZE, CDD15 to CDD0
–10
+10
μA
I
OH
= –3 mA, TTL compatible: CTLRDY, CTLERR,
CTLINT, TESTOUT, CTLD15 to CTLD0, PXRDY,
PXINT, PXEND, PXD31 to PXD0, CDRDY, CDINT,
CDEND, CDD15 to CDD0
Output high level voltage
V
OH
V
DD
– 2.1
V
I
OH
= –3 mA, TTL compatible: CTLRDY, CTLERR,
CTLINT, TESTOUT, CTLD15 to CTLD0, PXRDY,
PXINT, PXEND, PXD31 to PXD0, CDRDY, CDINT,
CDEND, CDD15 to CDD0
Output low level voltage
V
OL
0.4
V
Output leakage current
I
OZ
For high impedance outputs: CTLD15 to CTLD0,
PXD31 to PXD0, CDD15 to CDD0
–10
+10
μA
Oscillator frequency
f
OSC
I
DD
CLK
16.67
MHz
Current drain
V
DD
= 5.0 V
145
mA