HT6221 Holtek Semiconductor Inc., HT6221 Datasheet - Page 4

• Manufacturer Part Number: HT6221
• Description: Ht6221/ht6222 -- Multi-purpose Encoders
• Manufacturer: Holtek Semiconductor Inc.

Absolute Maximum Ratings
Supply Voltage ..............................V
Input Voltage..............................V
Note: These are stress ratings only. Stresses exceeding the range specified under Absolute Maximum Ratings may
Electrical Characteristic
Rev. 1.50
Symbol
V
I
I
I
I
I
I
I
I
V
V
V
V
V
V
R
R
R
R
f
STB
DD
OH1
OL1
OH2
OL2
OH3
OL3
OSC
DD
IH1
IL1
IH2
IL2
IH3
IL3
PH1
PL1
PL2
PL3
cause substantial damage to the device. Functional operation of this device at other conditions beyond those
listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliabil-
ity.
Operating Voltage
Standby Current
Operating Current
Output Source Current for DOUT
Output Sink Current for DOUT
Output Source Current for LED
Output Sink Current for LED
Output Source Current for C1~C8
Output Sink Current for C1~C8
Input High Voltage for R1~R8
Input Low Voltage for R1~R8
Input High Voltage for C1~C8
Input Low Voltage for C1~C8
Input High Voltage for AIN
Input Low Voltage for AIN
Input Pull-high Resistance for AIN
Input Pull-low Resistance for AIN
Input Pull-low Resistance for R1~R8
Input Pull-low Resistance for C1~C8
System Frequency
Parameter
SS
SS
0.3V to V
0.3V to V
DD
SS
+0.3V
+6V
V
3V
3V
3V
3V
3V
3V
3V
3V
3V
3V
3V
3V
3V
3V
3V
3V
3V
3V
DD
4
Oscillator stops
f
V
V
V
V
V
V
V
V
V
V
455kHz ceramic resonator
OSC
Test Conditions
O
O
O
O
O
O
IN
IN
IN
IN
Storage Temperature ............................ 50 C to 125 C
Operating Temperature........................... 20 C to 75 C
=2.7V
=0.3V
=2.7V
=0.3V
=2.7V
=0.3V
=0V
=3V
=3V
=3V
=455kHz, no load
Conditions
Min.
1.25
100
120
300
1.8
1.2
1.9
1.6
50
10
70
2.0
0.6
10
0
0
0
HT6221/HT6222
Typ.
200
100
200
150
200
500
455
0.1
2.0
30
4.0
2.0
3
60
October 1, 2007
Max.
1500
400
400
250
320
3.5
1.0
3.0
0.8
3.0
0.6
3.0
0.6
Ta=25 C
Unit
kHz
mA
mA
mA
k
k
k
k
V
V
V
V
V
V
V
A
A
A
A
A