hcs515 Microchip Technology Inc., hcs515 Datasheet - Page 22

• Manufacturer Part Number: hcs515
• Description: Keeloq Code Hopping Decoder Keeloq Code Hopping Decoder
• Manufacturer: Microchip Technology Inc.

HCS515
8.1.4
8.1.5
8.1.6
8.1.7
DS40183D-page 22
Symbol
Note:
Note:
Note:
Note:
Symbol
Symbol
Symbol
T
T
T
T
T
T
T
T
T
T
T
T
T
T
RESP
ACK
T
ACK
ACK
RESP
RESP
ERA
ACK
ACK
ACK
REQ
ERA
LRN
LRN
WR
2
2
2
These parameters are characterized but not tested.
These parameters are characterized but not tested.
These parameters are characterized but not tested.
These parameters are characterized but not tested.
WRITE TO USER EEPROM COMMAND
ERASE ALL COMMAND
ACTIVATE LEARN COMMAND IN MICRO MODE
ACTIVATE LEARN COMMAND IN STAND-ALONE MODE
Learn command activation time
Decoder acknowledge time
Microcontroller acknowledge
response time
Decoder data line low
Write command activation time
EEPROM write acknowledge time
Microcontroller acknowledge
response time
Decoder response
acknowledge time
Learn command activation time
Decoder acknowledge time
Microcontroller acknowledge
response time
Decoder data line low
Command request time
Learn command activation time
Erase-all command activation time
Parameters
Parameters
Parameters
Parameters
Standard Operating Conditions (unless otherwise specified):
Commercial (C):
Industrial (I):
Standard Operating Conditions (unless otherwise specified):
Commercial (C):
Industrial (I):
Standard Operating Conditions (unless otherwise specified):
Commercial (C):
Industrial (I):
Standard Operating Conditions (unless otherwise specified):
Commercial (C):
Industrial (I):
Min.
Min.
Min.
20
20
—
—
Min.
—
—
—
20
20
—
—
20
20
20
—
-40°C
0°C
0°C
-40°C
0°C
-40°C
0°C
-40°C
Typ.
Typ.
Typ.
—
—
—
—
—
—
—
—
—
—
—
Typ.
—
—
—
—
TA
TA
TA
TA
TA
TA
TA
TA
+70°C
+70°C
+70 °C
+70°C
+85°C
+85°C
+85°C
+85°C
2002 Microchip Technology Inc.
Max.
1000
1000
Max.
1000
1000
Max.
100
20
10
10
10
1000
1000
Max.
210
2
6
10
Units
Units
Units
Units
ms
ms
ms
s
s
s
s
s
s
s
s
s
s
s
s